CN105673956B - A kind of enviroment protective ceramic coating ductile iron pipe and preparation method thereof - Google Patents
A kind of enviroment protective ceramic coating ductile iron pipe and preparation method thereof Download PDFInfo
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- CN105673956B CN105673956B CN201410671844.9A CN201410671844A CN105673956B CN 105673956 B CN105673956 B CN 105673956B CN 201410671844 A CN201410671844 A CN 201410671844A CN 105673956 B CN105673956 B CN 105673956B
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Abstract
A kind of enviroment protective ceramic coating ductile iron pipe and preparation method thereof, it includes tube body and the ceramic coating for being attached to inboard wall of tube body, tube body is made of head, main body, tail portion, its ceramic coating batch is made of mixed powder and glue mucus, and such as using operating procedure: tube body processing-coating coverage-examination and test of products and storage technical solution；The defects of it overcomes existing ductile iron pipe and has a single function, and there are poor adhesive forces for inside coating, easy to crack, not shock resistance, and water quality is easily contaminated, cumbersome, higher cost；It is suitble to various metal tubes, cast iron pipe, tap and its production on surface layer, is particularly suitable for the production of ductile iron pipe.
Description
Technical field
The present invention relates to a kind of enviroment protective ceramic coating ductile iron pipes and preparation method thereof.
Background technique
Existing ductile iron pipe has a single function, and when mainly for delivery of drinking water, safe passing ability becomes people
Seek preferential solution, such as cement, enamel, epoxy coating are brushed using inboard wall of tube body surface.Cementitious coating is attached
Put forth effort difference, easy to crack, not shock resistance, and water quality is easily contaminated；Enamel coating equally not shock resistance, and coating process is numerous
It is miscellaneous, need 800 DEG C or more high temperature sinterings；And use epoxy coating, then the defects of higher cost.
Summary of the invention
It is wear-resistant the object of the present invention is to provide a kind of corrosion-resistant for above situation, it does not crack, shock resistance, adhesive force
By force, any surface finish and structure is simple, the close multi-function ball graphite cast iron pipe of coating structure.
It is yet another object of the invention to provide a kind of process, raw material sources enrich extensively, at low cost, environmental protection, section
Can, non-environmental-pollution, convenient for the method for the production multi-function ball graphite cast iron pipe for industrializing and popularizing.
To achieve the goals above, a kind of enviroment protective ceramic coating ductile iron pipe, it includes tube body and is attached in tube body
The coating of wall, the tube body are made of head, main body, tail portion, and the coating, batch is by mixed powder and glue mucus group
At, and such as using operating procedure: tube body processing-coating coverage-examination and test of products and storage.
In order to realize that structure, effect and method optimize, further step is.
Head internal diameter is greater than inner major diameter and mating with tail portion outer diameter.
Tail portion internal diameter is identical as inner major diameter size.
Closure gasket groove is set at the outer diameter of tail portion.
Mixed powder forms percentage composition are as follows: aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, copper oxide 6-10 ﹪, oxidation
Iron 58-65 ﹪.
Glue mucus forms percentage composition are as follows: silica solution 78-95 ﹪, monoethanolamine 1-6 ﹪, polyurethane dispersing liquid 2-6 ﹪, aluminium
Colloidal sol 2-10 ﹪.
The group of glue mucus and mixed powder becomes than for 1.0:0.3-0.8.
Steps are as follows for the preparation manipulation of coating batch:
I, the production of mixed powder
(1), aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, copper oxide 6-10 ﹪, iron oxide 58-65 ﹪, in blender are taken
In be mixed into mixture, it is spare；
(2), above-mentioned spare mixture is placed in sintering furnace, in 1250-1350 DEG C of pyroreaction, is sintered 1-2h, cooling,
It is spare；
(3), sintering standby is placed in milling apparatus, crushes and be finely ground into the mixed powder of 260-320 mesh granularity；
(4), mixed powder is dried in drying equipment, and powder is spare；
II, glue mucus stirring, grinding
(5), take silica solution 78-95 ﹪ in blender, be sufficiently stirred；
(6), monoethanolamine 1-6 ﹪, high-speed stirred 30-50min are slowly added in Yu Shangshu blender；
(7), the glue mucus of 260-320 mesh granularity is finish-ground in grinder；
III, mixed powder is added
(8), mixed powder is added by the percentage composition 1.0:0.3-0.8 of glue mucus and mixed powder；
(9), concentration required for construction requirement is stirred into；
IV, dispersion liquid is added
(10), polyurethane dispersing liquid 2-6 ﹪, Aluminum sol 2-10 ﹪, high-speed stirred are slowly added in above-mentioned stirring material；
(11), high-speed stirred 15-30min becomes coating material up to standard, i.e. coating batch.
In order to realize an above-mentioned further object, a kind of method for making enviroment protective ceramic coating ductile iron pipe, operating procedure
It is as follows:
I, tube body is handled
(1) whether the tube body that, detection has been cast is up to standard, makees cleaning treatment to superficial layer, for use；
(2), centrifugal sand-blasting (oxide layer)；
(3), inboard wall of tube body impurity is removed, for use；
II, coating is covered with
(4), tube body is transferred to painting area for use；
(5), the secondary spraying of coating-；
(6), dry, polish；
(7), the secondary spraying of coating；
(8), dry, polish；
(9), coating sprays three times, coating overall thickness 0.6-1.5mm；
III, the examination and test of products and storage
(10), appearance detects；
(11), assemble；
(12), water pressure testing power test (water-fast, heat-resisting and heat insulating ability)；
(13), pack；
(14), it is put in storage.
Comprehensive technical measure of the invention is: a kind of enviroment protective ceramic coating ductile iron pipe and preparation method thereof, it includes
Tube body and the ceramic coating for being attached to inboard wall of tube body, the tube body are made of head, main body, tail portion, ceramic coating batch
It is made of mixed powder and glue mucus, and such as using operating procedure: tube body processing-coating coverage-examination and test of products and storage skill
Art scheme；It overcomes existing ductile iron pipe and has a single function, and there are poor adhesive forces for inside coating, easy to crack, not shock resistance, and
The defects of water quality is easily contaminated, cumbersome, higher cost.
The beneficial effect of the present invention compared with prior art is:
I, a kind of enviroment protective ceramic coating ductile iron pipe of the present invention and preparation method thereof, makees inboard wall of tube body using ceramic material
The technical solution of coating, its structure is simple, and coating structure is close, and any surface finish, color can modulate according to the needs of users；
II, a kind of enviroment protective ceramic coating ductile iron pipe of the present invention and preparation method thereof, is made in tube body using ceramic material
The technical solution of wall coating, its process, operation is simple, and raw material sources enrich extensively, and production cost is low, and no environment is dirty
Dye；
III, a kind of enviroment protective ceramic coating ductile iron pipe of the present invention and preparation method thereof, is made in tube body using ceramic material
The technical solution of wall coating, its function is more, and coating layer thickness reaches 0.3-0.8mm, good heat preservation performance；
IV, a kind of enviroment protective ceramic coating ductile iron pipe of the present invention and preparation method thereof, is made in tube body using ceramic material
The technical solution of wall coating, its function is more, and coating layer thickness reaches 0.3-0.8mm, and wearability is good；
V, a kind of enviroment protective ceramic coating ductile iron pipe of the present invention and preparation method thereof, is made in tube body using ceramic material
The technical solution of wall coating, its function is more, and coating layer thickness reaches 0.3-0.8mm, and coating adhesion is strong, water-fast, heat-resist；
VI, a kind of enviroment protective ceramic coating ductile iron pipe of the present invention and preparation method thereof, is made in tube body using ceramic material
The technical solution of wall coating, its function is more, and coating layer thickness reaches 0.3-0.8mm, and coating adhesion is strong, acid-alkali-corrosive-resisting；
VII, a kind of enviroment protective ceramic coating ductile iron pipe of the present invention and preparation method thereof, is made in tube body using ceramic material
The technical solution of wall coating, its function is more, and coating layer thickness reaches 0.3-0.8mm, does not crack, shock resistance, and water quality is pollution-free；
VIII, a kind of enviroment protective ceramic coating ductile iron pipe of the present invention and preparation method thereof, is made in tube body using ceramic material
The technical solution of wall coating, its function is more, good combination property, and ceramic coating surface rubs bright, environmental protection, energy saving, long service life, just
In industrialization and popularize.
The present invention is suitble to various metal tubes, cast iron pipe, tap and its production on surface layer, is particularly suitable for ductile iron pipe
Production.
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Detailed description of the invention
Fig. 1 is a kind of enviroment protective ceramic coating ductile iron pipe cross-sectional view of the present invention.
In figure: 1, tube body, 11, inner wall, 12, head, 13, main body, 14, tail portion, 141, closure gasket groove, 2, coating.
Specific embodiment
In conjunction with attached drawing, comprehensive technological scheme of the present invention: a kind of enviroment protective ceramic coating ductile iron pipe, it includes 1 He of tube body
It is attached to the coating 2 of 1 inner wall 11 of tube body, tube body 1 includes that internal diameter is greater than 13 internal diameter of main body and head matched with 14 outer diameter of tail portion
12,13 ontology of main body, internal diameter and the identical tail portion 14 of 13 inner diameter size of main body, and closure gasket groove is also set up at 14 outer diameter of tail portion
141。
Batch for coating 2 is matched by 1.0:0.3-0.8 and is formed, formed mixed powder by glue mucus and mixed powder
The percentage composition of material are as follows: aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, copper oxide 6-10 ﹪, iron oxide 58-65 ﹪；Group plastic
The percentage composition of mucus are as follows: silica solution 78-95 ﹪, monoethanolamine 1-6 ﹪, polyurethane dispersing liquid 2-6 ﹪, Aluminum sol 2-10 ﹪.
The operating procedure of 2 batch of prepares coating is as follows:
I, the production of mixed powder
(1), aluminium oxide 10-28 ﹪, manganese dioxide 8-15 ﹪, copper oxide 6-10 ﹪, iron oxide 58-65 ﹪, in blender are taken
In be mixed into mixture, it is spare；
(2), above-mentioned spare mixture is placed in sintering furnace, in 1250-1350 DEG C of pyroreaction, is sintered 1-2h, cooling,
It is spare；
(3), sintering standby is placed in milling apparatus, crushes and be finely ground into the mixed powder of 260-320 mesh granularity；
(4), mixed powder is dried in drying equipment, and powder is spare；
II, glue mucus stirring, grinding
(5), take silica solution 78-95 ﹪ in blender, be sufficiently stirred；
(6), monoethanolamine 1-6 ﹪, high-speed stirred 30-50min are slowly added in Yu Shangshu blender；
(7), the glue mucus of 260-320 mesh granularity is finish-ground in grinder；
III, mixed powder is added
(8), mixed powder is added by the percentage composition 1.0:0.3-0.8 of glue mucus and mixed powder；
(9), concentration required for construction requirement is stirred into；
IV, dispersion liquid is added
(10), polyurethane dispersing liquid 2-6 ﹪, Aluminum sol 2-10 ﹪, high-speed stirred are slowly added in above-mentioned stirring material；
(11), high-speed stirred 15-30min becomes the coating of coating 2 up to standard, i.e. coating batch.
A kind of above-mentioned enviroment protective ceramic coating ductile iron pipe is made using following operating procedure:
I, tube body is handled
(1) whether the tube body that, detection has been cast is up to standard, makees cleaning treatment to superficial layer, for use；
(2), centrifugal sand-blasting is substantially carried out oxide layer；
(3), 11 impurity of inboard wall of tube body is removed, for use；
II, coating is covered with
(4), tube body 1 is transferred to painting area for use；
(5), the secondary spraying of coating-；
(6), dry, polish；
(7), the secondary spraying of coating；
(8), dry, polish；
(9), coating sprays three times, coating overall thickness 0.6-1.5mm；
III, the examination and test of products and storage
(10), appearance detects；
(11), assemble；
(12), water pressure testing power is test, and carries out the detection of water-fast, heat-resisting and heat insulating ability；
(13), pack；
(14), it is put in storage.
Embodiment 1
Component proportion is by weight
A, steps are as follows for the preparation manipulation of 2 batch of coating:
I, production/parts by weight of mixed powder
(1), aluminium oxide (20 ﹪)/30.0 parts, manganese dioxide (11 ﹪)/16.5 parts, copper oxide (8 ﹪)/12.0 parts, oxygen are taken
Change iron (61 ﹪)/91.5 parts, stirs into mixture in stirrer for mixing, spare；
(2), above-mentioned spare mixture is placed in sintering furnace, and in 1250 DEG C of pyroreactions, sintering 1.0h, cooling is spare；
(3), sintering standby is placed in milling apparatus, crushes and be finely ground into the mixed powder of 300 mesh granularities；
(4), mixed powder is dried in drying equipment, and powder is spare；
II, glue mucus stirring, grinding
(5) silica solution (87 ﹪)/130.5 parts, is taken to be sufficiently stirred in blender；
(6), monoethanolamine (3 ﹪)/4.5 parts, high-speed stirred 30min are slowly added in Yu Shangshu blender；
(7), the glue mucus of 280 mesh granularities is finish-ground in grinder；
III, mixed powder is added
(8), 91.5 parts of mixed powder are added by the percentage composition 1.0:0.55 of glue mucus and mixed powder；
(9), concentration required for construction requirement is stirred into；
IV, dispersion liquid is added
(10), polyurethane dispersing liquid (4 ﹪)/6.0 parts is slowly added in above-mentioned stirring material, Aluminum sol (6 ﹪)/9.0 parts is high
Speed stirring；
(11), high-speed stirred 15min becomes the coating of coating 2 up to standard, i.e. coating batch.
B, a kind of method for making enviroment protective ceramic coating ductile iron pipe, operating procedure are as follows:
I, tube body is handled
(1) whether the tube body that, detection has been cast is up to standard, makees cleaning treatment to superficial layer, for use；
(2), centrifugal sand-blasting is substantially carried out oxide layer；
(3), 11 impurity of inboard wall of tube body is removed, for use；
II, coating is covered with
(4), tube body 1 is transferred to painting area for use；
(5), the secondary spraying of coating-；
(6), dry, polish；
(7), the secondary spraying of coating；
(8), dry, polish；
(9), coating sprays three times, coating overall thickness 0.6mm；
III, the examination and test of products and storage
(10), appearance detects；
(11), assemble；
(12), water pressure testing power is test, and carries out the detection of water-fast, heat-resisting and heat insulating ability；
(13), pack；
(14), it is put in storage.
Embodiment 2
A, steps are as follows for the preparation manipulation of 2 batch of coating:
I, production/parts by weight of mixed powder
(1), aluminium oxide (28 ﹪)/140.0 parts, manganese dioxide (8 ﹪)/40.0 parts, copper oxide (6 ﹪)/30.0 parts, oxygen are taken
Change iron (58 ﹪)/290.0 parts, stirs into mixture in stirrer for mixing, spare；
(2), above-mentioned spare mixture is placed in sintering furnace, and in 1280 DEG C of pyroreactions, sintering 1.3h, cooling is spare；
(3), sintering standby is placed in milling apparatus, crushes and be finely ground into the mixed powder of 280 mesh granularities；
(4), mixed powder is dried in drying equipment, and powder is spare；
II, glue mucus stirring, grinding
(5) silica solution (78 ﹪)/390.0 parts, is taken to be sufficiently stirred in blender；
(6), monoethanolamine (6 ﹪)/30.0 parts, high-speed stirred 35min are slowly added in Yu Shangshu blender；
(7), the glue mucus of 290 mesh granularities is finish-ground in grinder；
III, mixed powder is added
(8), 400.0 parts of mixed powder are added by the percentage composition 1.0:0.80 of glue mucus and mixed powder；
(9), concentration required for construction requirement is stirred into；
IV, dispersion liquid is added
(10), polyurethane dispersing liquid (6 ﹪)/30.0 parts, Aluminum sol (10 ﹪)/50.0 are slowly added in above-mentioned stirring material
Part, high-speed stirred；
(11), high-speed stirred 20min becomes the coating of coating 2 up to standard, i.e. coating batch.
B, a kind of method for making enviroment protective ceramic coating ductile iron pipe, operating procedure are as follows:
I, tube body is handled
(1) whether the tube body that, detection has been cast is up to standard, makees cleaning treatment to superficial layer, for use；
(2), centrifugal sand-blasting is substantially carried out oxide layer；
(3), 11 impurity of inboard wall of tube body is removed, for use；
II, coating is covered with
(4), tube body 1 is transferred to painting area for use；
(5), the secondary spraying of coating-；
(6), dry, polish；
(7), the secondary spraying of coating；
(8), dry, polish；
(9), coating sprays three times, coating overall thickness 1.5mm；
III, the examination and test of products and storage
(10), appearance detects；
(11), assemble；
(12), water pressure testing power is test, and carries out the detection of water-fast, heat-resisting and heat insulating ability；
(13), pack；
(14), it is put in storage.
Embodiment 3
A, steps are as follows for the preparation manipulation of 2 batch of coating:
I, production/parts by weight of mixed powder
(1), aluminium oxide (10 ﹪)/80.0 parts taken, manganese dioxide (15 ﹪)/120.0 parts, copper oxide (10 ﹪)/80.0 parts,
Iron oxide (65 ﹪)/520.0 parts, stirs into mixture in stirrer for mixing, spare；
(2), above-mentioned spare mixture is placed in sintering furnace, and in 1300 DEG C of pyroreactions, sintering 1.5h, cooling is spare；
(3), sintering standby is placed in milling apparatus, crushes and be finely ground into the mixed powder of 310 mesh granularities；
(4), mixed powder is dried in drying equipment, and powder is spare；
II, glue mucus stirring, grinding
(5) silica solution (95 ﹪)/760.0 parts, is taken to be sufficiently stirred in blender；
(6), monoethanolamine (1 ﹪)/8.0 parts, high-speed stirred 40min are slowly added in Yu Shangshu blender；
(7), the glue mucus of 300 mesh granularities is finish-ground in grinder；
III, mixed powder is added
(8), 520.0 parts of mixed powder are added by the percentage composition 1.0:0.65 of glue mucus and mixed powder；
(9), concentration required for construction requirement is stirred into；
IV, dispersion liquid is added
(10), polyurethane dispersing liquid (2 ﹪)/16.0 parts is slowly added in above-mentioned stirring material, Aluminum sol (2 ﹪)/16.0 parts,
High-speed stirred；
(11), high-speed stirred 24min becomes the coating of coating 2 up to standard, i.e. coating batch.
B, a kind of method for making enviroment protective ceramic coating ductile iron pipe, operating procedure are as follows:
I, tube body is handled
(1) whether the tube body that, detection has been cast is up to standard, makees cleaning treatment to superficial layer, for use；
(2), centrifugal sand-blasting is substantially carried out oxide layer；
(3), 11 impurity of inboard wall of tube body is removed, for use；
II, coating is covered with
(4), tube body 1 is transferred to painting area for use；
(5), the secondary spraying of coating-；
(6), dry, polish；
(7), the secondary spraying of coating；
(8), dry, polish；
(9), coating sprays three times, coating overall thickness 0.6mm；
III, the examination and test of products and storage
(10), appearance detects；
(11), assemble；
(12), water pressure testing power is test, and carries out the detection of water-fast, heat-resisting and heat insulating ability；
(13), pack；
(14), it is put in storage.
Embodiment 4
A, steps are as follows for the preparation manipulation of 2 batch of coating:
I, production/parts by weight of mixed powder
(1), aluminium oxide (22 ﹪)/220.0 parts taken, manganese dioxide (10 ﹪)/100.0 parts, copper oxide (6 ﹪)/60.0 parts,
Iron oxide (62 ﹪)/620.0 parts, stirs into mixture in stirrer for mixing, spare；
(2), above-mentioned spare mixture is placed in sintering furnace, and in 1320 DEG C of pyroreactions, sintering 1.8h, cooling is spare；
(3), sintering standby is placed in milling apparatus, crushes and be finely ground into the mixed powder of 320 mesh granularities；
(4), mixed powder is dried in drying equipment, and powder is spare；
II, glue mucus stirring, grinding
(5) silica solution (90 ﹪)/900.0 parts, is taken to be sufficiently stirred in blender；
(6), monoethanolamine (2 ﹪)/20.0 parts, high-speed stirred 45min are slowly added in Yu Shangshu blender；
(7), the glue mucus of 260 mesh granularities is finish-ground in grinder；
III, mixed powder is added
(8), 480.0 parts of mixed powder are added by the percentage composition 1.0:0.48 of glue mucus and mixed powder；
(9), concentration required for construction requirement is stirred into；
IV, dispersion liquid is added
(10), polyurethane dispersing liquid (3 ﹪)/30.0 parts is slowly added in above-mentioned stirring material, Aluminum sol (5 ﹪)/50.0 parts,
High-speed stirred；
(11), high-speed stirred 27min becomes the coating of coating 2 up to standard, i.e. coating batch.
B, a kind of method for making enviroment protective ceramic coating ductile iron pipe, operating procedure are as follows:
I, tube body is handled
(1) whether the tube body that, detection has been cast is up to standard, makees cleaning treatment to superficial layer, for use；
(2), centrifugal sand-blasting is substantially carried out oxide layer；
(3), 11 impurity of inboard wall of tube body is removed, for use；
II, coating is covered with
(4), tube body 1 is transferred to painting area for use；
(5), the secondary spraying of coating-；
(6), dry, polish；
(7), the secondary spraying of coating；
(8), dry, polish；
(9), coating sprays three times, coating overall thickness 0.9mm；
III, the examination and test of products and storage
(10), appearance detects；
(11), assemble；
(12), water pressure testing power is test, and carries out the detection of water-fast, heat-resisting and heat insulating ability；
(13), pack；
(14), it is put in storage.
Embodiment 5
A, steps are as follows for the preparation manipulation of 2 batch of coating:
I, production/parts by weight of mixed powder
(1), aluminium oxide (25 ﹪)/375.0 parts taken, manganese dioxide (9 ﹪)/135.0 parts, copper oxide (7 ﹪)/105.0 parts,
Iron oxide (59 ﹪)/885.0 parts, stirs into mixture in stirrer for mixing, spare；
(2), above-mentioned spare mixture is placed in sintering furnace, and in 1350 DEG C of pyroreactions, sintering 2.0h, cooling is spare；
(3), sintering standby is placed in milling apparatus, crushes and be finely ground into the mixed powder of 260 mesh granularities；
(4), mixed powder is dried in drying equipment, and powder is spare；
II, glue mucus stirring, grinding
(5) silica solution (82 ﹪)/1230.0 parts, is taken to be sufficiently stirred in blender；
(6), monoethanolamine (5 ﹪)/75.0 parts, high-speed stirred 50min are slowly added in Yu Shangshu blender；
(7), the glue mucus of 320 mesh granularities is finish-ground in grinder；
III, mixed powder is added
(8), 450.0 parts of mixed powder are added by the percentage composition 1.0:0.30 of glue mucus and mixed powder；
(9), concentration required for construction requirement is stirred into；
IV, dispersion liquid is added
(10), polyurethane dispersing liquid (5 ﹪)/75.0 parts, Aluminum sol (8 ﹪)/120.0 are slowly added in above-mentioned stirring material
Part, high-speed stirred；
(11), high-speed stirred 30min becomes the coating of coating 2 up to standard, i.e. coating batch.
B, a kind of method for making enviroment protective ceramic coating ductile iron pipe, operating procedure are as follows:
I, tube body is handled
(1) whether the tube body that, detection has been cast is up to standard, makees cleaning treatment to superficial layer, for use；
(2), centrifugal sand-blasting is substantially carried out oxide layer；
(3), 11 impurity of inboard wall of tube body is removed, for use；
II, coating is covered with
(4), tube body 1 is transferred to painting area for use；
(5), the secondary spraying of coating-；
(6), dry, polish；
(7), the secondary spraying of coating；
(8), dry, polish；
(9), coating sprays three times, coating overall thickness 1.2mm；
III, the examination and test of products and storage
(10), appearance detects；
(11), assemble；
(12), water pressure testing power is test, and carries out the detection of water-fast, heat-resisting and heat insulating ability；
(13), pack；
(14), it is put in storage.
Claims (5)
1. a kind of enviroment protective ceramic coating ductile iron pipe, it is characterised in that it includes tube body (1) and is attached to tube body (1) inner wall
(11) coating (2), the tube body (1) are greater than main body (13) internal diameter and head matched with tail portion (14) outer diameter by internal diameter
(12), main body (13) ontology, internal diameter and the identical tail portion (14) of main body (13) inner diameter size form；The cooperation of the coating (2)
Material is made of mixed powder and glue mucus, forms the percentage composition of mixed powder are as follows: 10~28 ﹪ of aluminium oxide, manganese dioxide 8~
15 ﹪, 6~10 ﹪ of copper oxide, 58~65 ﹪ of iron oxide；Form the percentage composition of glue mucus are as follows: 78~95 ﹪ of silica solution, a second
1~6 ﹪ of hydramine, 2~6 ﹪ of polyurethane dispersing liquid, 2~10 ﹪ of Aluminum sol.
2. a kind of enviroment protective ceramic coating ductile iron pipe according to claim 1, it is characterised in that at tail portion (14) outer diameter
It is arranged closure gasket groove (141).
3. a kind of enviroment protective ceramic coating ductile iron pipe according to claim 1, it is characterised in that glue mucus and mixed powder
The ratio of components of material is 1.0:0.3~0.8.
4. described in any item a kind of enviroment protective ceramic coating ductile iron pipes according to claim 1~3, it is characterised in that coating
(2) steps are as follows for the preparation manipulation of batch:
I, the production of mixed powder
(1), 10~28 ﹪ of aluminium oxide, 8~15 ﹪ of manganese dioxide, 6~10 ﹪ of copper oxide, 58~65 ﹪ of iron oxide, in blender are taken
In be mixed into mixture, it is spare；
(2), above-mentioned spare mixture is placed in sintering furnace, and in 1250~1350 DEG C of pyroreactions, 1~2h of sintering, cooling is standby
With；
(3), sintering standby is placed in milling apparatus, crushes and be finely ground into the mixed powder of 260~320 mesh granularities；
(4), mixed powder is dried in drying equipment, and powder is spare；
II, glue mucus stirring, grinding
(5), take 78~95 ﹪ of silica solution in blender, be sufficiently stirred；
(6), 1~6 ﹪ of monoethanolamine, 30~50min of high-speed stirred are slowly added in Yu Shangshu blender；
(7), the glue mucus of 260~320 mesh granularities is finish-ground in grinder；
III, mixed powder is added
(8), mixed powder is added by the percentage composition 1.0:0.3~0.8 of glue mucus and mixed powder；
(9), concentration required for construction requirement is stirred into；
IV, dispersion liquid is added
(10), 2~6 ﹪ of polyurethane dispersing liquid, 2~10 ﹪ of Aluminum sol, high-speed stirred are slowly added in above-mentioned stirring material；
(11), 15~30min of high-speed stirred becomes coating up to standard (2) with coating, i.e. coating batch.
5. making a kind of method of enviroment protective ceramic coating ductile iron pipe according to any one of claims 1 to 4, operation
Steps are as follows:
I, tube body is handled
(1) whether the tube body that, detection has been cast is up to standard, makees cleaning treatment to superficial layer, for use；
(2), centrifugal sand-blasting；
(3), inboard wall of tube body (11) impurity is removed, for use；
II, coating covers
(4), tube body (1) is transferred to painting area for use；
(5), coating once sprays；
(6), dry, polish；
(7), the secondary spraying of coating；
(8), dry, polish；
(9), coating sprays three times, 0.6~1.5mm of coating overall thickness；
III, the examination and test of products and storage
(10), appearance detects；
(11), assemble；
(12), water pressure testing power is test；
(13), pack；
(14), it is put in storage.
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| CN201410671844.9A CN105673956B (en) | 2014-11-21 | 2014-11-21 | A kind of enviroment protective ceramic coating ductile iron pipe and preparation method thereof |
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|---|---|---|---|
| CN201410671844.9A CN105673956B (en) | 2014-11-21 | 2014-11-21 | A kind of enviroment protective ceramic coating ductile iron pipe and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN105673956A CN105673956A (en) | 2016-06-15 |
| CN105673956B true CN105673956B (en) | 2019-04-19 |
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| CN1730570A (en) * | 2005-08-02 | 2006-02-08 | 陈国军 | High temperature energy-saving corrosion-resisting paint , preparation and usage |
| JP4196589B2 (en) * | 2002-05-10 | 2008-12-17 | セイコーエプソン株式会社 | Electro-optical device with packaging case and projection display device |
| CN101434484A (en) * | 2007-11-13 | 2009-05-20 | 张谭伟 | Process for producing alumina ceramic valve body and use thereof |
| CN101788084A (en) * | 2010-03-10 | 2010-07-28 | 湖南振辉管业有限公司 | Socket reinforced composite plastic pipe and manufacturing process thereof |
| CN102933313A (en) * | 2010-04-02 | 2013-02-13 | 圣戈班帕姆公司 | Section of pipe lined with a resin mortar and manufacturing method thereof |
| CN102974518A (en) * | 2012-10-31 | 2013-03-20 | 广州擎天实业有限公司 | Coating process applying water-based paint to cast iron parts |
| CN103672211A (en) * | 2013-12-31 | 2014-03-26 | 湖南振辉管业有限公司 | Plastic-lined socket and spigot coast iron pipe and manufacturing process thereof |
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2014
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4196589B2 (en) * | 2002-05-10 | 2008-12-17 | セイコーエプソン株式会社 | Electro-optical device with packaging case and projection display device |
| CN1730570A (en) * | 2005-08-02 | 2006-02-08 | 陈国军 | High temperature energy-saving corrosion-resisting paint , preparation and usage |
| CN101434484A (en) * | 2007-11-13 | 2009-05-20 | 张谭伟 | Process for producing alumina ceramic valve body and use thereof |
| CN101788084A (en) * | 2010-03-10 | 2010-07-28 | 湖南振辉管业有限公司 | Socket reinforced composite plastic pipe and manufacturing process thereof |
| CN102933313A (en) * | 2010-04-02 | 2013-02-13 | 圣戈班帕姆公司 | Section of pipe lined with a resin mortar and manufacturing method thereof |
| CN102974518A (en) * | 2012-10-31 | 2013-03-20 | 广州擎天实业有限公司 | Coating process applying water-based paint to cast iron parts |
| CN103672211A (en) * | 2013-12-31 | 2014-03-26 | 湖南振辉管业有限公司 | Plastic-lined socket and spigot coast iron pipe and manufacturing process thereof |
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| Publication number | Publication date |
|---|---|
| CN105673956A (en) | 2016-06-15 |
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