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Simple process on the surface of the outer shell of the hotel lock

Publish: 2018-4-1 15:25:33

The main process of the whole production is introduced.

Step 1: control the surface of the shell not to be scratched. The method is: every process is completed in time.

The second step: grinding. This process is careful to the requirements of the staff. First, 1500 orders of water sand paper is coarsely ground, and then 2500 mesh sand paper is used for fine grinding.

Third step: cleaning. Wipe up the fine chips left on the surface after grinding. Remove the residual mold oil from the injection molding.

Fourth step: select the electrostatic spray primer. The diameter of air particles required for spraying environment is not more than 0.2 millimeters. The spray gun is fully clear and clean before it is sprayed. After spraying, the sprayed primer is filtered with 300 mesh fine sand and then filtered with 400 mesh sand. Paint and thinner in strict accordance with the ratio of modulation. The spraying process is made of multi - channel and fine spray.

Fifth step: select the electrostatic spray paint. The diameter of air particles required for spraying environment is not more than 0.2 millimeters. The spray gun is fully clear and clean before it is sprayed. The primer is filtered and filtered with 400 mesh fine sand. Paint, thinners, curing agent in strict accordance with the ratio of modulation. Spray spray in place as much as possible.

After strict control of the above technologies, the appearance of the products is basically beautiful. The abrasion resistance of the product reached 1h after 2 hours of spraying and 12 hours of slow drying after each spray.