Automobile decoration strip and method for processing surface of automobile decoration strip
A technology of automobile decoration and treatment method, which is applied in the direction of vehicle parts, transportation and packaging, surface reaction electrolytic coating, etc., and can solve the problems of affecting the aesthetics of automobile decoration strips, poor elastic strength and tensile strength, and affecting the overall decorative effect , to achieve the effect of increasing output and qualification rate, smoothing the surface and increasing the overall effect
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Embodiment 1
[0041] The components used in the surface treatment method are as follows:
[0042] Degreasing and dewaxing agent: sulfuric acid 30g / L, phosphoric acid 20g / L, nitric acid 25g / L, sorbitol 7g / L, acetic acid 5g / L, ammonium bifluoride 10g / L, the remaining water, the concentration is 110g / L;
[0043] The specific gravity used for the first washing and the second washing is ammonium hydroxide: hydrogen peroxide: water = 1:1:1;
[0044] Incremental etchant: ammonium phosphate 5g / L, sorbitol 7g / L, tartaric acid 15g / L, ammonium bifluoride 50g / L, the remaining water, the concentration is 120g / L;
[0045] Oxidized electrolyte: sulfuric acid 200g / L, oxalic acid 1g / L, lactic acid 10g / L, ethylene glycol 10g / L;
[0046] The base liquid potassium fluozirconate 1g / L and deionized water, the replenishment liquid potassium fluozirconate 15g / L and deionized water, the replenishment liquid is added to keep the base liquid constant;
[0047] Such as Figure 6 As shown, the surface of the whole c...
Embodiment 2
[0059] The formula used in the surface treatment method is as follows:
[0060] Degreasing and dewaxing agent: sulfuric acid 45g / L, phosphoric acid 40g / L, nitric acid 40g / L, sorbitol 10g / L, acetic acid 8g / L, ammonium bifluoride 20g / L, balance water, the concentration is 180g / L;
[0061] The specific gravity used for the first washing and the second washing is ammonium hydroxide: hydrogen peroxide: water = 1:1:20;
[0062] Incremental etchant: ammonium phosphate 15g / L, sorbitol 10g / L, tartaric acid 25g / L, ammonium bifluoride 70g / L, the remaining water, the concentration is 155g / L;
[0063] Oxidized electrolyte: sulfuric acid 300g / L, oxalic acid 3g / L, malic acid 30g / L, glycerol 40g / L;
[0064] The base liquid potassium fluozirconate 2g / L and deionized water, the replenishment liquid potassium fluozirconate 20g / L and deionized water, the replenishment liquid is added to keep the base liquid constant;
[0065] Polish the exterior of the entire car trim 1 first, and then degrease...
Embodiment 3
[0067] The formula used in the surface treatment method is as follows:
[0068] Degreasing and dewaxing agent: sulfuric acid 37g / L, phosphoric acid 30g / L, nitric acid 30g / L, sorbitol 8g / L, acetic acid 6g / L, ammonium bifluoride 15g / L, the remaining water, the concentration is 140g / L;
[0069] The specific gravity used for the first washing and the second washing is ammonium hydroxide: hydrogen peroxide: water = 1:1:10;
[0070]Incremental etchant: ammonium phosphate 10g / L, sorbitol 8g / L, tartaric acid 10g / L, ammonium bifluoride 60g / L, the remaining water, the concentration is 140g / L;
[0071] Oxidized electrolyte: sulfuric acid 250g / L, oxalic acid 2g / L, tartaric acid 20g / L, sorbitol 25g / L;
[0072] The base liquid potassium fluozirconate 1.5g / L and deionized water, the replenishment liquid potassium fluozirconate 17g / L and deionized water, the replenishment liquid is added to keep the base liquid constant;
[0073] Polish the exterior of the entire car trim 1 first, and then ...
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