CN107649350A - A kind of process of surface treatment of school tool tables and chairs - Google Patents
A kind of process of surface treatment of school tool tables and chairs Download PDFInfo
- Publication number
- CN107649350A CN107649350A CN201710792971.8A CN201710792971A CN107649350A CN 107649350 A CN107649350 A CN 107649350A CN 201710792971 A CN201710792971 A CN 201710792971A CN 107649350 A CN107649350 A CN 107649350A
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- Prior art keywords
- chairs
- school
- tables
- tool tables
- grinding
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
- B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/06—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/56—Three layers or more
- B05D7/57—Three layers or more the last layer being a clear coat
- B05D7/574—Three layers or more the last layer being a clear coat at least some layers being let to dry at least partially before applying the next layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2503/00—Polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2508/00—Polyesters
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The present invention relates to the surface treatment of furniture, and in particular to a kind of process of surface treatment of school tool tables and chairs.The base material that the present invention has tables and chairs using the water-washed kaoline of 1250 mesh to school carries out surface filling, the interior alundum (Al2O3) composition containing high intensity of kaolin；This technical process smears priming paint twice, a finish paint, and each coating is polished after being formed using the sand paper for limiting mesh number, and attached base is provided for next coating.Due to the effect of high intensity and wear-resisting water-washed kaoline, paint film produced by the present invention is extremely wear-resistant, and it is also very high that rear hardness is combined with priming paint and finish paint.The method of the adhesive force of polishing increase layer by layer is used also make it that the adhesive force of skin of paint and substrate layer produced by the present invention is very high.The surface gloss of tool tables and chairs in school produced by the present invention is also very high in addition.
Description
Technical field
The present invention relates to the surface treatment of furniture, and in particular to a kind of process of surface treatment of school tool tables and chairs.
Background technology
School tool tables and chairs are frequency of use highest daily life toolses in tables and chairs apparatus, and school tool tables and chairs connect all day with student
Touch, constantly worn；Also it is often subject to collide with and scratch.Therefore common school tool tables and chairs often occur paint, scratch with
And short time inner surface paint such as is worn away at the situation.It is in the presence of having had a strong impact on the product that school has tables and chairs during these uses
Phase and service life.
According to the requirement of ISO-2813 standards, the painting layer test piece for having desk to common school with glossiness detector is carried out
Glossiness detection under 60 ° of illumination situations, testing result is between 65GU~70GU；Glossiness is general.
According to the requirement of the standards of GB/T 9286, the painting layer test piece for having desk to common school carries out adhesive force grade stroke lattice
Experiment, evaluation result is typically in 3-4 levels.The adhesive force of paint film is general.
Have desk painting layer annular style to common school using MPX--2000 types friction wear testing machine and carry out coating
Anti-wear performance is tested.Using the ring disk to grinding form, elastomeric material is used to mill, carried out pair with the ring sample with painting layer
Mill.In test process, ring specimen and rubber are submerged in clear water to mill, in favor of radiating in time.Method of the ring disk to mill
100 Ns are elected as to load value, and the ring disk relative rotation speed is 580r/min, and total revolution is 2000 turns.Record frictional force and calculate and rub
Wipe coefficient；The ring specimen size size that MPX--2000 types friction wear testing machine uses is fixed, is using weighing precision
0.0001g assay balance weighs the front and rear weight of ring specimen experiment, calculates the weight difference before and after coating abrasion and probably exists
0.3g~0.5g, coefficient of friction are 0.5 or so.
Therefore a kind of process of surface treatment of school tool tables and chairs is needed so that the skin of paint adhesive force on the surface of school tool tables and chairs carries
It is high, it is not easy to peel off；Skin of paint also needs to wear-resisting simultaneously, and hardness is high, there is certain anti-scratch ability；Oil-gas Layer is also
Need high glossiness so that tables and chairs seem bright and new beautiful, keep good condition for a long time.
The content of the invention
It is an object of the invention to provide a kind of process of surface treatment of school tool tables and chairs, to solve to carry in above-mentioned background technology
To the problem of.
To achieve the above object, the present invention provides following technical scheme：A kind of process of surface treatment of school tool tables and chairs, comprising
Following steps：
(1) base material sanding：School tool tables and chairs base material is ground with 120~No. 240 sand paper, has ground removing grinding dust；Sanding
Effect is that sand falls burr on surface of bottom material, greasy dirt, dust etc., reduces the roughness in substrate surface face, strengthens the attachment of coating
Power, intensive micro-scratches are caused after polishing, the mechanical adhesion of coating can be strengthened.
(2) filling perforation colours：Spackling is added colouring agent and solvent is well mixed, then rubs sand in step (1) with it
The good school tool tables and chairs of light, carry out filling perforation and coloring, are finally dried；Spackling can fill and lead up the pit of substrate surface, also may be used
The basal layer of a high intensity is formed in substrate surface, colouring agent plays tinction.
(3) once grind：The base material by filling perforation and coloring obtained with No. 240 sand paper grinding steps (2), grinding finish
After remove grinding dust；The effect of grinding has two, first, wiping the projection on top layer, burr, but manufactures micro-scratches as below
Coating provide attachment point increase adhesive force.
(4) coating head is all over priming paint：Using the PU transparent primings of low viscosity, the school tool table for finishing to obtain once is ground to step (3)
Chair sprays one time, then carries out drying varniss；
(5) secondary grinding：Have tables and chairs all over the school of priming paint with head is coated in 240~No. 320 sand paper grinding steps (4), ground
Grinding dust is removed after finishing；The effect of grinding has two, first, the projection on top layer, burr are wiped, but after manufacture micro-scratches are
The coating in face provides attachment point increase adhesive force.
(6) two times priming paint are applied：The clear priming paint of 2~3 times PU or spray are sprayed to the school tool tables and chairs that secondary grinding in step (6) is completed
2 times clear priming paint of unsaturated polyester (UP) are applied, then carry out drying varniss；
(7) grind three times：The school in step (6) by two times priming paint is had into tables and chairs surface with 240~No. 320 sand paper to polish
It is flat, grinding dust is removed after polishing；The effect of grinding has two, first, wiping the projection on top layer, burr, but manufactures micro-
See cut and provide attachment point increase adhesive force for coating below.
(8) color is repaiied：The school tool tables and chairs obtained using colouring agent to step (7) carry out supplement spraying, and supplement is sprayed on coating face
Color is uneven or has injury region, is then dried；
(9) four grindings：The particle for repairing the school tool tables and chairs surface that color finishes is ground off with No. 320 sand paper, finally removes grounds travel
Dirt；The effect of grinding has two, first, wipe the projection on top layer, burr, but manufacture micro-scratches provided for coating below it is attached
A little increase adhesive force.
(10) paint：Using light or matt PU clear finish, 1~2 time is finely sprayed, then natural drying varniss 24 hours
More than.
Preferably, the described colouring agent in above-mentioned step (2) is titanium dioxide, and described spackling is the water of 1250 mesh
Wash kaolin；Described solvent is No. 200 gasoline；Titanium dioxide, water-washed kaoline, the weight ratio of No. 200 gasoline are 5：100:
120。
Should along the grain direction be beaten by grain of wood direction during the mill of preferable above-mentioned step (1), when sand paper is polished
Mill.Along the grain polish, never disorderly grind in length and breadth, otherwise making wood grain, this splits, and the furniture for painting out can leave the permanent flaw during polishing
Defect.
Preferably, the drying process of above-mentioned step (4) and step (6) need to be dried more than 48 hours in its natural state.
The drying process of preferable above-mentioned step (4) and step (6), needs to connect in 120~160 degrees Celsius of drying sheds
It is continuous to dry 8~10 hours.
After the finish paint of preferable above-mentioned step (10) is dried, top coat layer is thrown using the sand paper of 1500~2000 mesh
Light is polished.
The beneficial effects of the present invention are：
(1) the school tool tables and chairs that present invention process makes, the abrasion-resistance on its surface are higher by more than 3 times than common tables and chairs；
(2) the school tool tables and chairs that present invention process makes, its surface has high glossiness；
(3) the school tool tables and chairs that present invention process makes, the adhesive force of its skin of paint is strong, will not fall the phenomenon of paint.
(4) the school tool tables and chairs that present invention process makes, the hardness of its skin of paint is high, and cut easily occurs.
Embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Embodiment 1：A kind of process of surface treatment of school tool tables and chairs, is comprised the steps of：
(1) base material sanding：School tool tables and chairs base material is ground with No. 180 sand paper, has ground removing grinding dust；Bruting process needs
Will be along the grain direction of timber.
(2) filling perforation colours：Spackling is added colouring agent and solvent is well mixed, then rubs sand in step (1) with it
The good school tool tables and chairs of light, carry out filling perforation and coloring, are finally dried；Colouring agent is titanium dioxide, and spackling is the water of 1250 mesh
Wash kaolin；Solvent is No. 200 gasoline；Titanium dioxide, water-washed kaoline, the weight ratio of No. 200 gasoline are 5：100:120.
(3) once grind：The base material by filling perforation and coloring obtained with No. 240 sand paper grinding steps (2), grinding finish
After remove grinding dust；
(4) coating head is all over priming paint：Using the PU transparent primings of low viscosity, the school tool table for finishing to obtain once is ground to step (3)
Chair sprays one time, then carries out drying varniss；Dried 48 hours under natural environment.
(5) secondary grinding：Have tables and chairs all over the school of priming paint with head is coated in No. 320 sand paper grinding steps (4), after grinding
Remove grinding dust；
(6) two times priming paint are applied：2 times clear bottoms of unsaturated polyester (UP) are sprayed to the school tool tables and chairs that secondary grinding in step (6) is completed
Paint, then carries out drying varniss；Dried 48 hours under natural environment.
(7) grind three times：The school in step (6) by two times priming paint is had into tables and chairs surface with No. 320 sand paper to be polished flat,
Grinding dust is removed after polishing；
(8) color is repaiied：The school tool tables and chairs obtained using colouring agent to step (7) carry out supplement spraying, and supplement is sprayed on coating face
Color is uneven or has injury region, is then dried；
(9) four grindings：The particle for repairing the school tool tables and chairs surface that color finishes is ground off with No. 320 sand paper, finally removes grounds travel
Dirt；
(10) paint：Using light PU clear finish, fine spraying 1 time, then natural drying varniss more than 24 hours.
According to the requirement of ISO-2813 standards, with glossiness detector to the painting layer made according to the step of embodiment 1
Test piece carries out the glossiness detection under 60 ° of illumination situations, and testing result is shown in Table 1.
According to the requirement of the standards of GB/T 9286, adhesive force is carried out to the painting layer test piece made according to the step of embodiment 1
Grade draws lattice experiment, and adhesive force grade evaluation result is shown in Table 1.
Frictional wear experiment detects：Using MPX--2000 types friction wear testing machine to being made according to the step of embodiment 1
Painting layer annular style carry out coating anti-wear performance test.Using the ring disk to grind form, elastomeric material is used to mill,
Carried out with the ring sample with painting layer to mill.In test process, ring specimen and rubber are submerged in clear water to mill,
In favor of radiating in time.The ring disk elects the normal load value of mill 100 Ns as, and the ring disk relative rotation speed is 580r/min, and total revolution is
2000 turns.Record frictional force simultaneously calculates coefficient of friction；Ring specimen is weighed using the assay balance that weighing precision is 0.0001g
The front and rear weight of experiment, calculates the weight difference before and after coating abrasion.Survey calculation the results are shown in Table 1.
The sample detection data of 1 embodiment of table 1
It can be seen that Electrosilvering-likpaint paint made from the present embodiment, there is the anti-peeling grade of highest level, mirror surface luster to exist
85GU or so, there is high flash ranging degree, contrast testing result in the prior art in addition, the wear extent of coating under equal conditions
It is greatly decreased, wear-resisting intensity is also very high.
Embodiment 2：A kind of process of surface treatment of school tool tables and chairs, is comprised the steps of：
(1) base material sanding：School tool tables and chairs base material is ground with No. 240 sand paper, has ground removing grinding dust；Bruting process needs
Will be along the grain direction of timber.
(2) filling perforation colours：Spackling is added colouring agent and solvent is well mixed, then rubs sand in step (1) with it
The good school tool tables and chairs of light, carry out filling perforation and coloring, are finally dried；Colouring agent is titanium dioxide, and spackling is the water of 1250 mesh
Wash kaolin；Solvent is No. 200 gasoline；Titanium dioxide, water-washed kaoline, the weight ratio of No. 200 gasoline are 5：100:120.
(3) once grind：The base material by filling perforation and coloring obtained with No. 240 sand paper grinding steps (2), grinding finish
After remove grinding dust；
(4) coating head is all over priming paint：Using the PU transparent primings of low viscosity, the school tool table for finishing to obtain once is ground to step (3)
Chair sprays one time, then carries out drying varniss；Dried 8 hours in 160 degrees Celsius of drying shed.
(5) secondary grinding：Have tables and chairs all over the school of priming paint with head is coated in No. 240 sand paper grinding steps (4), after grinding
Remove grinding dust；
(6) two times priming paint are applied：3 times clear priming paint of PU, Ran Houjin are sprayed to the school tool tables and chairs that secondary grinding in step (6) is completed
Row drying varniss；Dried 8 hours in 160 degrees Celsius of drying shed.
(7) grind three times：The school in step (6) by two times priming paint is had into tables and chairs surface with No. 240 sand paper to be polished flat,
Grinding dust is removed after polishing；
(8) color is repaiied：The school tool tables and chairs obtained using colouring agent to step (7) carry out supplement spraying, and supplement is sprayed on coating face
Color is uneven or has injury region, is then dried；
(9) four grindings：The particle for repairing the school tool tables and chairs surface that color finishes is ground off with No. 320 sand paper, finally removes grounds travel
Dirt；
(10) paint：Using matt PU clear finish, fine spraying 2 times, then natural drying varniss more than 24 hours.Paint film
After drying surface polishing is carried out using the sand paper of 2000 mesh.
According to the requirement of ISO-2813 standards, with glossiness detector to the painting layer made according to the step of embodiment 2
Test piece carries out the glossiness detection under 60 ° of illumination situations, and testing result is shown in Table 2.
According to the requirement of the standards of GB/T 9286, adhesive force is carried out to the painting layer test piece made according to the step of embodiment 2
Grade draws lattice experiment, and adhesive force grade evaluation result is shown in Table 1.
Frictional wear experiment detects：Using MPX--2000 types friction wear testing machine to being made according to the step of embodiment 2
Painting layer annular style carry out coating anti-wear performance test.Using the ring disk to grind form, elastomeric material is used to mill,
Carried out with the ring sample with painting layer to mill.In test process, ring specimen and rubber are submerged in clear water to mill,
In favor of radiating in time.The ring disk elects the normal load value of mill 100 Ns as, and the ring disk relative rotation speed is 580r/min, and total revolution is
2000 turns.Record frictional force simultaneously calculates coefficient of friction；Ring specimen is weighed using the assay balance that weighing precision is 0.0001g
The front and rear weight of experiment, calculates the weight difference before and after coating abrasion.Survey calculation the results are shown in Table 2.
The sample detection data of 2 embodiment of table 2
It can be seen that Electrosilvering-likpaint paint made from the present embodiment, there is the anti-peeling grade of highest level, mirror surface luster to exist
86GU or so, there is high flash ranging degree, contrast testing result in the prior art in addition, the wear extent of coating under equal conditions
It is greatly decreased, wear-resisting intensity is also very high.
The preferred embodiment to this patent is explained in detail above, but this patent is not limited to above-described embodiment,
In one of ordinary skill in the art's possessed knowledge, it can also be made on the premise of this patent objective is not departed from each
Kind change.It should be appreciated that all other specific embodiments based on the present invention program protection scope of the present invention it
It is interior.
Claims (6)
1. a kind of process of surface treatment of school tool tables and chairs, it is characterised in that comprise the steps of：
(1) base material sanding：School tool tables and chairs base material is ground with 120~No. 240 sand paper, has ground removing grinding dust；
(2) filling perforation colours：Spackling is added colouring agent and solvent is well mixed, it is good then to rub sanding in step (1) with it
School tool tables and chairs, carry out filling perforation and coloring, be finally dried；
(3) once grind：The base material by filling perforation and coloring obtained with No. 240 sand paper grinding steps (2), is removed after grinding
Remove grinding dust；
(4) coating head is all over priming paint：Using the PU transparent primings of low viscosity, the school tool tables and chairs spray for finishing to obtain once is ground to step (3)
Apply one time, then carry out drying varniss；
(5) secondary grinding：Have tables and chairs all over the school of priming paint with head is coated in 240~No. 320 sand paper grinding steps (4), after grinding
Remove grinding dust；
(6) two times priming paint are applied：The clear priming paint of 2~3 times PU is sprayed to the school tool tables and chairs that secondary grinding in step (6) is completed or sprayed 2 times
The clear priming paint of unsaturated polyester (UP), then carries out drying varniss；
(7) grind three times：The school in step (6) by two times priming paint is had into tables and chairs surface with 240~No. 320 sand paper to be polished flat,
Grinding dust is removed after polishing；
(8) color is repaiied：The school tool tables and chairs obtained using colouring agent to step (7) carry out supplement spraying, and supplement is sprayed on coating color not
Uniformly or there is injury region, be then dried；
(9) four grindings：The particle for repairing the school tool tables and chairs surface that color finishes is ground off with No. 320 sand paper, finally removes grinding dust；
(10) paint：Using light or matt PU clear finish, finely spray 1~2 time, then natural drying varniss 24 hours with
On.
A kind of 2. process of surface treatment of school tool tables and chairs according to claim 1, it is characterised in that described step (2)
In described colouring agent be titanium dioxide, described spackling is the water-washed kaoline of 1250 mesh；Described solvent is No. 200 vapour
Oil；Titanium dioxide, water-washed kaoline, the weight ratio of No. 200 gasoline are 5：100:120.
A kind of 3. process of surface treatment of school tool tables and chairs according to claim 1, it is characterised in that described step (1)
Process of lapping in, sand paper polish when should by grain of wood direction along the grain direction polish.
A kind of 4. process of surface treatment of school tool tables and chairs according to claim 1, it is characterised in that described step (4)
It need to be dried in its natural state more than 48 hours with the drying process of step (6).
A kind of 5. process of surface treatment of school tool tables and chairs according to claim 1, it is characterised in that described step (4)
With the drying process of step (6), continuous drying 8~10 hours are needed in 120~160 degrees Celsius of drying sheds.
A kind of 6. process of surface treatment of school tool tables and chairs according to claim 1, it is characterised in that described step (10)
Finish paint dry after, polishing is polished to top coat layer using the sand paper of 1500~2000 mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710792971.8A CN107649350A (en) | 2017-09-05 | 2017-09-05 | A kind of process of surface treatment of school tool tables and chairs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710792971.8A CN107649350A (en) | 2017-09-05 | 2017-09-05 | A kind of process of surface treatment of school tool tables and chairs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107649350A true CN107649350A (en) | 2018-02-02 |
Family
ID=61129229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710792971.8A Pending CN107649350A (en) | 2017-09-05 | 2017-09-05 | A kind of process of surface treatment of school tool tables and chairs |
Country Status (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109482451A (en) * | 2018-11-29 | 2019-03-19 | 施子良 | A kind of mahogany furniture method of surface finish |
| CN109604128A (en) * | 2018-11-16 | 2019-04-12 | 浙江新诺贝家居有限公司 | A kind of furniture paint coating process |
| CN109985790A (en) * | 2019-04-03 | 2019-07-09 | 蔡健文 | A kind of laser polishing painting technology |
| CN110355068A (en) * | 2019-07-11 | 2019-10-22 | 江苏千品新材料科技有限公司 | A kind of modern furniture spraying process |
-
2017
- 2017-09-05 CN CN201710792971.8A patent/CN107649350A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604128A (en) * | 2018-11-16 | 2019-04-12 | 浙江新诺贝家居有限公司 | A kind of furniture paint coating process |
| CN109482451A (en) * | 2018-11-29 | 2019-03-19 | 施子良 | A kind of mahogany furniture method of surface finish |
| CN109985790A (en) * | 2019-04-03 | 2019-07-09 | 蔡健文 | A kind of laser polishing painting technology |
| CN109985790B (en) * | 2019-04-03 | 2021-11-23 | 蔡健文 | Laser paint polishing process |
| CN110355068A (en) * | 2019-07-11 | 2019-10-22 | 江苏千品新材料科技有限公司 | A kind of modern furniture spraying process |
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Application publication date: 20180202 |