CN105673956A - Environmentally-friendly ceramic coating nodular cast iron pipe and manufacturing method thereof - Google Patents
Environmentally-friendly ceramic coating nodular cast iron pipe and manufacturing method thereof Download PDFInfo
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- CN105673956A CN105673956A CN201410671844.9A CN201410671844A CN105673956A CN 105673956 A CN105673956 A CN 105673956A CN 201410671844 A CN201410671844 A CN 201410671844A CN 105673956 A CN105673956 A CN 105673956A
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Abstract
The invention relates to an environmentally-friendly ceramic coating nodular cast iron pipe and a manufacturing method thereof. The environmentally-friendly ceramic coating nodular cast iron pipe comprises a pipe body and a ceramic coating attached to the inner wall of the pipe body. The pipe body is composed of a head part, a main body and a tail part. A ceramic coating batch is composed of mixed powder and glue. According to the technical scheme, the operation steps of pipe body treatment, paint covering, and product inspection and warehousing are adopted. The defects that existing nodular cast iron pipes are simplex in function, coatings on inner walls are poor in adhesion force, prone to cracking and not resisting to impact, water is prone to pollution, processes are complicated and overloaded and cost is high are overcome. The manufacturing method is suitable for manufacturing various metal pipes, cast iron pipes, faucets and surface layers thereof, particularly suitable for manufacturing the nodular cast iron pipe.
Description
Technical field
The present invention relates to a kind of enviroment protective ceramic coating ball graphite cast iron pipe and preparation method thereof.
Background technology
Existing ductile iron pipe function singleness, when mainly for delivery of drinking water, its safe passing ability becomes people and seeks preferential solution, as adopt inboard wall of tube body surface brush cement, enamel, epoxy coating etc. Cementitious coating poor adhesive force, easy to crack, not shock resistance, and water quality is easily contaminated; Enamel coating not shock resistance equally, and coating process is numerous and diverse, needs 800 DEG C of high temperature above sintering; And adopt epoxy coating, then the defect such as relatively costly.
Summary of the invention
For above-mentioned situation, it is an object of the invention to provide a kind of corrosion-resistant, wear-resistant, not ftracture, shock resistance, adhesive force is strong, any surface finish and simple in construction, 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 extensively enriches, and cost is low, and environmental protection is energy-conservation, non-environmental-pollution, it is simple to the method making multi-function ball graphite cast iron pipe of industrialization and penetration and promotion.
To achieve these goals, a kind of enviroment protective ceramic coating ball graphite cast iron pipe, it includes body and is attached to the coating of inboard wall of tube body, described body is made up of head, main body, afterbody, described coating, its batch is made up of mixed powder and glue mucus, and adopts operating procedure such as the body process-coating coverage-examination and test of products and warehouse-in.
In order to realize structure, effect and method optimization, its further step is.
Head internal diameter is more than inner major diameter and supporting with afterbody external diameter.
Afterbody internal diameter is identical with inner major diameter size.
Afterbody outer radius arranges closure gasket groove.
Mixed powder composition percentage composition is: aluminium oxide 10-28, manganese dioxide 8-15, copper oxide 6-10, ferrum oxide 58-65.
Glue mucus composition percentage composition is: Ludox 78-95, monoethanolamine 1-6, polyurethane dispersing liquid 2-6, Alumina gel 2-10.
Consisting of than for 1.0:0.3-0.8 of glue mucus and mixed powder.
The preparation manipulation step of coating batch is as follows:
I, the making of mixed powder
(1), take aluminium oxide 10-28, manganese dioxide 8-15, copper oxide 6-10, ferrum oxide 58-65, stir into compound in stirrer for mixing, standby;
, above-mentioned standby compound be placed in sintering furnace, the pyroreaction of 1250-1350 DEG C, sintering 1-2h, cooling, standby;
(3), sintering standby is placed in milling apparatus, pulverizes and be finely ground into the mixed powder of 260-320 order granularity;
, mixed powder dry in drying equipment, powder is standby;
II, glue mucus stirring, grinding
(5), take Ludox 78-95 in blender, be sufficiently stirred for;
(6), in above-mentioned blender, it is slowly added to monoethanolamine 1-6, high-speed stirred 30-50min;
(7) in grinder, it is finish-ground to the glue mucus of 260-320 order granularity;
III, mixed powder is added
(8), add mixed powder by the percentage composition 1.0:0.3-0.8 of glue mucus with mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, it is slowly added to polyurethane dispersing liquid 2-6, Alumina gel 2-10, high-speed stirred;
(11), high-speed stirred 15-30min so that it is become coating material up to standard, i.e. coating batch.
In order to realize above-mentioned another purpose, a kind of method making enviroment protective ceramic coating ball graphite cast iron pipe, its operating procedure is as follows:
I, body processes
, the body that cast of detection whether up to standard, surface layer is made cleaning and processes, stand-by;
(2), centrifugal sand-blasting (oxide layer);
(3), remove inboard wall of tube body impurity, stand-by;
II, coating is covered with
(4), stand-by body is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, cover layer gross thickness 0.6-1.5mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detection;
(11), assembling;
(12), water pressure testing power test (water-fast, heat-resisting and heat insulating ability);
(13), packaging;
(14), warehouse-in.
The comprehensive technical measure of the present invention is: a kind of enviroment protective ceramic coating ball graphite cast iron pipe and preparation method thereof, it includes body and is attached to the ceramic coating of inboard wall of tube body, described body is made up of head, main body, afterbody, its ceramic coating batch is made up of mixed powder and glue mucus, and adopts operating procedure such as the technical scheme of: the body process-coating coverage-examination and test of products with warehouse-in; Which overcoming existing ductile iron pipe function singleness, there is poor adhesive force in inside coating, easy to crack, not shock resistance, and the defect such as water quality is easily contaminated, cumbersome, relatively costly.
The present invention provides the benefit that compared to existing technology:
I, one enviroment protective ceramic coating ball graphite cast iron pipe of the present invention and preparation method thereof, adopts ceramic material to make the technical scheme of inboard wall of tube body coating, its simple in construction, and coating structure is tight, any surface finish, and color can need modulation according to user;
II, one enviroment protective ceramic coating ball graphite cast iron pipe of the present invention and preparation method thereof, adopts ceramic material to make the technical scheme of inboard wall of tube body coating, its process, operates simple and easy, and raw material sources extensively enriches, and production cost is low, non-environmental-pollution;
III, one enviroment protective ceramic coating ball graphite cast iron pipe of the present invention and preparation method thereof, adopts ceramic material to make the technical scheme of inboard wall of tube body coating, and its function is many, and coating layer thickness reaches 0.3-0.8mm, good heat preservation performance;
IV, one enviroment protective ceramic coating ball graphite cast iron pipe of the present invention and preparation method thereof, adopts ceramic material to make the technical scheme of inboard wall of tube body coating, and its function is many, and coating layer thickness reaches 0.3-0.8mm, and wearability is good;
V, one enviroment protective ceramic coating ball graphite cast iron pipe of the present invention and preparation method thereof, adopts ceramic material to make the technical scheme of inboard wall of tube body coating, and its function is many, and coating layer thickness reaches 0.3-0.8mm, and coating adhesion is strong, water-fast, heat-resist;
VI, one enviroment protective ceramic coating ball graphite cast iron pipe of the present invention and preparation method thereof, adopts ceramic material to make the technical scheme of inboard wall of tube body coating, and its function is many, and coating layer thickness reaches 0.3-0.8mm, and coating adhesion is strong, acid-alkali-corrosive-resisting;
VII, one enviroment protective ceramic coating ball graphite cast iron pipe of the present invention and preparation method thereof, adopts ceramic material to make the technical scheme of inboard wall of tube body coating, and its function is many, and coating layer thickness reaches 0.3-0.8mm, does not ftracture, shock resistance, and water quality is pollution-free;
VIII, one enviroment protective ceramic coating ball graphite cast iron pipe of the present invention and preparation method thereof, adopts ceramic material to make the technical scheme of inboard wall of tube body coating, and its function is many, good combination property, ceramic coating surface rubs bright, environmental protection, energy-conservation, long service life, it is simple to industrialization and penetration and promotion.
The present invention is suitable for the making on various metal tube, cast iron pipe, faucet and top layer thereof, is particularly suitable for the making of ductile iron pipe.
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Accompanying drawing explanation
Fig. 1 is one enviroment protective ceramic coating ball graphite cast iron pipe sectional view of the present invention.
In figure: 1, body, 11, inwall, 12, head, 13, main body, 14, afterbody, 141, closure gasket groove, 2, coating.
Detailed description of the invention
In conjunction with accompanying drawing, comprehensive technological scheme of the present invention: a kind of enviroment protective ceramic coating ball graphite cast iron pipe, it includes body 1 and is attached to the coating 2 of body 1 inwall 11, body 1 includes the afterbody 14 that internal diameter is identical more than main body 13 internal diameter and the head 12 supporting with afterbody 14 external diameter, main body 13 body, internal diameter and main body 13 internal diameter size, and this afterbody 14 outer radius also sets up closure gasket groove 141.
For the batch of coating 2 by glue mucus and mixed powder, forming by 1.0:0.3-0.8 proportioning, the percentage composition of composition mixed powder is: aluminium oxide 10-28, manganese dioxide 8-15, copper oxide 6-10, ferrum oxide 58-65; The percentage composition of composition glue mucus is: Ludox 78-95, monoethanolamine 1-6, polyurethane dispersing liquid 2-6, Alumina gel 2-10.
The operating procedure of preparation coating 2 batch is as follows:
I, the making of mixed powder
(1), take aluminium oxide 10-28, manganese dioxide 8-15, copper oxide 6-10, ferrum oxide 58-65, stir into compound in stirrer for mixing, standby;
, above-mentioned standby compound be placed in sintering furnace, the pyroreaction of 1250-1350 DEG C, sintering 1-2h, cooling, standby;
(3), sintering standby is placed in milling apparatus, pulverizes and be finely ground into the mixed powder of 260-320 order granularity;
, mixed powder dry in drying equipment, powder is standby;
II, glue mucus stirring, grinding
(5), take Ludox 78-95 in blender, be sufficiently stirred for;
(6), in above-mentioned blender, it is slowly added to monoethanolamine 1-6, high-speed stirred 30-50min;
(7) in grinder, it is finish-ground to the glue mucus of 260-320 order granularity;
III, mixed powder is added
(8), add mixed powder by the percentage composition 1.0:0.3-0.8 of glue mucus with mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, it is slowly added to polyurethane dispersing liquid 2-6, Alumina gel 2-10, high-speed stirred;
(11), high-speed stirred 15-30min so that it is become coating 2 coating up to standard, i.e. coating batch.
Following operating procedure is adopted to make above-mentioned a kind of enviroment protective ceramic coating ball graphite cast iron pipe:
I, body processes
, the body that cast of detection whether up to standard, surface layer is made cleaning and processes, stand-by;
, centrifugal sand-blasting, be substantially carried out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is covered with
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, cover layer gross thickness 0.6-1.5mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detection;
(11), assembling;
, the test of water pressure testing power, carry out the detection of water-fast, heat-resisting and heat insulating ability;
(13), packaging;
(14), warehouse-in.
Embodiment 1
Component proportion is by weight
A, coating 2 batch preparation manipulation step as follows:
I, the making/weight portion of mixed powder
(1), take aluminium oxide (20)/30.0 part, manganese dioxide (11)/16.5 part, copper oxide (8)/12.0 part, ferrum oxide (61)/91.5 part, stir into compound in stirrer for mixing, standby;
, above-mentioned standby compound be placed in sintering furnace, the pyroreactions of 1250 DEG C, sintering 1.0h, cooling, standby;
(3), sintering standby is placed in milling apparatus, pulverizes and be finely ground into the mixed powder of 300 order granularities;
, mixed powder dry in drying equipment, powder is standby;
II, glue mucus stirring, grinding
(5), take Ludox (87)/130.5 part in blender, be sufficiently stirred for;
(6), in above-mentioned blender, it is slowly added to monoethanolamine (3)/4.5 part, high-speed stirred 30min;
(7) in grinder, it is finish-ground to the glue mucus of 280 order granularities;
III, mixed powder is added
(8), add mixed powder 91.5 parts by the percentage composition 1.0:0.55 of glue mucus with mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, it is slowly added to polyurethane dispersing liquid (4)/6.0 part, Alumina gel (6)/9.0 part, high-speed stirred;
(11), high-speed stirred 15min so that it is become coating 2 coating up to standard, i.e. coating batch.
B, a kind of method making enviroment protective ceramic coating ball graphite cast iron pipe, its operating procedure is as follows:
I, body processes
, the body that cast of detection whether up to standard, surface layer is made cleaning and processes, stand-by;
, centrifugal sand-blasting, be substantially carried out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is covered with
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, cover layer gross thickness 0.6mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detection;
(11), assembling;
, the test of water pressure testing power, carry out the detection of water-fast, heat-resisting and heat insulating ability;
(13), packaging;
(14), warehouse-in.
Embodiment 2
A, coating 2 batch preparation manipulation step as follows:
I, the making/weight portion of mixed powder
(1), take aluminium oxide (28)/140.0 part, manganese dioxide (8)/40.0 part, copper oxide (6)/30.0 part, ferrum oxide (58)/290.0 part, stir into compound in stirrer for mixing, standby;
, above-mentioned standby compound be placed in sintering furnace, the pyroreactions of 1280 DEG C, sintering 1.3h, cooling, standby;
(3), sintering standby is placed in milling apparatus, pulverizes and be finely ground into the mixed powder of 280 order granularities;
, mixed powder dry in drying equipment, powder is standby;
II, glue mucus stirring, grinding
(5), take Ludox (78)/390.0 part in blender, be sufficiently stirred for;
(6), in above-mentioned blender, it is slowly added to monoethanolamine (6)/30.0 part, high-speed stirred 35min;
(7) in grinder, it is finish-ground to the glue mucus of 290 order granularities;
III, mixed powder is added
(8), add mixed powder 400.0 parts by the percentage composition 1.0:0.80 of glue mucus with mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, it is slowly added to polyurethane dispersing liquid (6)/30.0 part, Alumina gel (10)/50.0 part, high-speed stirred;
(11), high-speed stirred 20min so that it is become coating 2 coating up to standard, i.e. coating batch.
B, a kind of method making enviroment protective ceramic coating ball graphite cast iron pipe, its operating procedure is as follows:
I, body processes
, the body that cast of detection whether up to standard, surface layer is made cleaning and processes, stand-by;
, centrifugal sand-blasting, be substantially carried out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is covered with
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, cover layer gross thickness 1.5mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detection;
(11), assembling;
, the test of water pressure testing power, carry out the detection of water-fast, heat-resisting and heat insulating ability;
(13), packaging;
(14), warehouse-in.
Embodiment 3
A, coating 2 batch preparation manipulation step as follows:
I, the making/weight portion of mixed powder
(1), take aluminium oxide (10)/80.0 part, manganese dioxide (15)/120.0 part, copper oxide (10)/80.0 part, ferrum oxide (65)/520.0 part, stir into compound in stirrer for mixing, standby;
, above-mentioned standby compound be placed in sintering furnace, the pyroreactions of 1300 DEG C, sintering 1.5h, cooling, standby;
(3), sintering standby is placed in milling apparatus, pulverizes and be finely ground into the mixed powder of 310 order granularities;
, mixed powder dry in drying equipment, powder is standby;
II, glue mucus stirring, grinding
(5), take Ludox (95)/760.0 part in blender, be sufficiently stirred for;
(6), in above-mentioned blender, it is slowly added to monoethanolamine (1)/8.0 part, high-speed stirred 40min;
(7) in grinder, it is finish-ground to the glue mucus of 300 order granularities;
III, mixed powder is added
(8), add mixed powder 520.0 parts by the percentage composition 1.0:0.65 of glue mucus with mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, it is slowly added to polyurethane dispersing liquid (2)/16.0 part, Alumina gel (2)/16.0 part, high-speed stirred;
(11), high-speed stirred 24min so that it is become coating 2 coating up to standard, i.e. coating batch.
B, a kind of method making enviroment protective ceramic coating ball graphite cast iron pipe, its operating procedure is as follows:
I, body processes
, the body that cast of detection whether up to standard, surface layer is made cleaning and processes, stand-by;
, centrifugal sand-blasting, be substantially carried out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is covered with
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, cover layer gross thickness 0.6mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detection;
(11), assembling;
, the test of water pressure testing power, carry out the detection of water-fast, heat-resisting and heat insulating ability;
(13), packaging;
(14), warehouse-in.
Embodiment 4
A, coating 2 batch preparation manipulation step as follows:
I, the making/weight portion of mixed powder
(1), take aluminium oxide (22)/220.0 part, manganese dioxide (10)/100.0 part, copper oxide (6)/60.0 part, ferrum oxide (62)/620.0 part, stir into compound in stirrer for mixing, standby;
, above-mentioned standby compound be placed in sintering furnace, the pyroreactions of 1320 DEG C, sintering 1.8h, cooling, standby;
(3), sintering standby is placed in milling apparatus, pulverizes and be finely ground into the mixed powder of 320 order granularities;
, mixed powder dry in drying equipment, powder is standby;
II, glue mucus stirring, grinding
(5), take Ludox (90)/900.0 part in blender, be sufficiently stirred for;
(6), in above-mentioned blender, it is slowly added to monoethanolamine (2)/20.0 part, high-speed stirred 45min;
(7) in grinder, it is finish-ground to the glue mucus of 260 order granularities;
III, mixed powder is added
(8), add mixed powder 480.0 parts by the percentage composition 1.0:0.48 of glue mucus with mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, it is slowly added to polyurethane dispersing liquid (3)/30.0 part, Alumina gel (5)/50.0 part, high-speed stirred;
(11), high-speed stirred 27min so that it is become coating 2 coating up to standard, i.e. coating batch.
B, a kind of method making enviroment protective ceramic coating ball graphite cast iron pipe, its operating procedure is as follows:
I, body processes
, the body that cast of detection whether up to standard, surface layer is made cleaning and processes, stand-by;
, centrifugal sand-blasting, be substantially carried out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is covered with
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, cover layer gross thickness 0.9mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detection;
(11), assembling;
, the test of water pressure testing power, carry out the detection of water-fast, heat-resisting and heat insulating ability;
(13), packaging;
(14), warehouse-in.
Embodiment 5
A, coating 2 batch preparation manipulation step as follows:
I, the making/weight portion of mixed powder
(1), take aluminium oxide (25)/375.0 part, manganese dioxide (9)/135.0 part, copper oxide (7)/105.0 part, ferrum oxide (59)/885.0 part, stir into compound in stirrer for mixing, standby;
, above-mentioned standby compound be placed in sintering furnace, the pyroreactions of 1350 DEG C, sintering 2.0h, cooling, standby;
(3), sintering standby is placed in milling apparatus, pulverizes and be finely ground into the mixed powder of 260 order granularities;
, mixed powder dry in drying equipment, powder is standby;
II, glue mucus stirring, grinding
(5), take Ludox (82)/1230.0 part in blender, be sufficiently stirred for;
(6), in above-mentioned blender, it is slowly added to monoethanolamine (5)/75.0 part, high-speed stirred 50min;
(7) in grinder, it is finish-ground to the glue mucus of 320 order granularities;
III, mixed powder is added
(8), add mixed powder 450.0 parts by the percentage composition 1.0:0.30 of glue mucus with mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, it is slowly added to polyurethane dispersing liquid (5)/75.0 part, Alumina gel (8)/120.0 part, high-speed stirred;
(11), high-speed stirred 30min so that it is become coating 2 coating up to standard, i.e. coating batch.
B, a kind of method making enviroment protective ceramic coating ball graphite cast iron pipe, its operating procedure is as follows:
I, body processes
, the body that cast of detection whether up to standard, surface layer is made cleaning and processes, stand-by;
, centrifugal sand-blasting, be substantially carried out oxide layer;
(3), remove inboard wall of tube body 11 impurity, stand-by;
II, coating is covered with
(4), stand-by body 1 is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, cover layer gross thickness 1.2mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detection;
(11), assembling;
, the test of water pressure testing power, carry out the detection of water-fast, heat-resisting and heat insulating ability;
(13), packaging;
(14), warehouse-in.
Claims (9)
1. an enviroment protective ceramic coating ball graphite cast iron pipe, it is characterized in that it includes body (1) and is attached to the coating (2) of body (1) inwall (11), described body (1) is made up of head (12), main body (13), afterbody (14), described coating (2), its batch is made up of mixed powder and glue mucus, and adopts operating procedure such as the body process-coating coverage-examination and test of products and warehouse-in.
2. a kind of enviroment protective ceramic coating ball graphite cast iron pipe according to claim 1, it is characterised in that head (12) internal diameter is more than main body (13) internal diameter and supporting with afterbody (14) external diameter.
3. a kind of enviroment protective ceramic coating ball graphite cast iron pipe according to claim 1, it is characterised in that afterbody (14) internal diameter is identical with main body (13) internal diameter size.
4. a kind of enviroment protective ceramic coating ball graphite cast iron pipe according to claim 1, it is characterised in that afterbody (14) outer radius arranges closure gasket groove (141).
5. a kind of enviroment protective ceramic coating ball graphite cast iron pipe according to claim 1, it is characterised in that the component of mixed powder and content is: aluminium oxide 10-28, manganese dioxide 8-15, copper oxide 6-10, ferrum oxide 58-65.
6. a kind of enviroment protective ceramic coating ball graphite cast iron pipe according to claim 1, it is characterised in that the component of glue mucus and content is: Ludox 78-95, monoethanolamine 1-6, polyurethane dispersing liquid 2-6, Alumina gel 2-10.
7. according to claim 1 or 5, a kind of enviroment protective ceramic coating ball graphite cast iron pipe described in 6, it is characterised in that the ratio of components of glue mucus and mixed powder is 1.0:0.3-0.8.
8. a kind of enviroment protective ceramic coating ball graphite cast iron pipe according to claim 1, it is characterised in that the preparation manipulation step of coating (2) batch is as follows:
I, the making of mixed powder
(1), take aluminium oxide 10-28, manganese dioxide 8-15, copper oxide 6-10, ferrum oxide 58-65, stir into compound in stirrer for mixing, standby;
, above-mentioned standby compound be placed in sintering furnace, the pyroreaction of 1250-1350 DEG C, sintering 1-2h, cooling, standby;
(3), sintering standby is placed in milling apparatus, pulverizes and be finely ground into the mixed powder of 260-320 order granularity;
, mixed powder dry in drying equipment, powder is standby;
II, glue mucus stirring, grinding
(5), take Ludox 78-95 in blender, be sufficiently stirred for;
(6), in above-mentioned blender, it is slowly added to monoethanolamine 1-6, high-speed stirred 30-50min;
(7) in grinder, it is finish-ground to the glue mucus of 260-320 order granularity;
III, mixed powder is added
(8), add mixed powder by the percentage composition 1.0:0.3-0.8 of glue mucus with mixed powder;
(9), stir into the concentration required for construction requirement;
IV, dispersion liquid is added
(10), in above-mentioned stirring material, it is slowly added to polyurethane dispersing liquid 2-6, Alumina gel 2-10, high-speed stirred;
(11), high-speed stirred 15-30min so that it is become coating (2) coating, i.e. coating batch up to standard.
9. a kind of method making enviroment protective ceramic coating ball graphite cast iron pipe, its operating procedure is as follows:
I, body processes
, the body that cast of detection whether up to standard, surface layer is made cleaning and processes, stand-by;
(2), centrifugal sand-blasting;
(3), remove inboard wall of tube body (11) impurity, stand-by;
II, coating is covered with
(4), stand-by body (1) is transferred to painting area;
(5), coating-secondary spraying;
(6), dry, polish;
(7), coating secondary spraying;
(8), dry, polish;
, coating three times spraying, cover layer gross thickness 0.6-1.5mm;
III, the examination and test of products and warehouse-in
(10), outward appearance detection;
(11), assembling;
(12), water pressure testing power test;
(13), packaging;
(14), warehouse-in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410671844.9A CN105673956B (en) | 2014-11-21 | 2014-11-21 | A kind of enviroment protective ceramic coating ductile iron pipe and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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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| Publication Number | Publication Date |
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| CN105673956A true CN105673956A (en) | 2016-06-15 |
| CN105673956B CN105673956B (en) | 2019-04-19 |
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| CN201410671844.9A Active 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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| 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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| 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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| CN105673956B (en) | 2019-04-19 |
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