Automotive Hub ED Black Coating High Hardness For Steel Rings And Aluminum Wheels
Automotive hub black electrophoretic paint for Steel rings and aluminum wheels
Product Introduction :
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HLS-1701ALB/HLS-1701A Black Cationic Epoxy Electrocoat for auto is a new generation electrophoretic coating researched and developed by HLS Paint (Shanghai) Co., Ltd.
It represents modern technology of cathodic electrophoretic coating that is environment-friendly with high property and low cost. Such coating does not contain heavy metal like lead, tin, cadmium and mercury etc. It is a two-component, water-dispersed resin,meanwhile, it took in features of previous products, and can adapt galvanized steel sheet perfectly, almost can be applied to foundation coating of all metal, such as: cold and hot rolled steel sheet, galvanized steel sheet, aluminum products and stainless steel sheet etc.
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This product features shown below:
The bath has strong anti-shrinkage and anti-pollution ability
The appearance of the coating is flat, delicate, smooth, uniform high gloss.
Have excellent corrosion resistance and weathering resistance, especially suitable for the bottom surface of a painting；
Main ingredients:
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resin: polyurethane modified epoxy resin
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Curing agent: totally enclosed multi-isocyanates |
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Additives: surface active agent, prevent shrinkage cavity agent
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Bath on site management project:
Good bath data and coating quality, from the strict parameters management and maintenance of equipment, production line according to its own reality time situation, can have different management project and specifications, recommend the construction parameters see the table below for reference:
| Classification | Project | Control Data | Testing frequency | |
| New bath | Anolyte | |||
| Electrophoresis tank | Ratio | 1:6 | -- | |
| Ripening time | 24-48 | -- | ||
| Solid ( 120 ℃ /1h ,% ) | 14±4 | -- | once a day | |
| PH | 5.6-6.2 | 2.0-3.5 | once a day | |
| Conductivity ( μs/cm ) | 1200±400 | 2000±1000 | once a day | |
| P/B | 0.08-0.15 | once a week | ||
| Solvent content (%) | 0.5-1.2 | once a week | ||
| Liquid level Fall head (cm ) | 10-15 | once a day | ||
| ED voltage( V ) | 0-300 | once a day | ||
| Break voltage ( V ) | ≥320 | once a week | ||
| Bath temperature ( ℃ ) | 28-35 | once a day | ||
| ED time( S ) | 60~180 | once a day | ||
| UF － 1 Tank | Solid content (%) | ≤2.0 | once a day | |
| UF － 2 Tank | Solid content (%) | ≤0.8 | once a day | |
| Baking furnace | Provisions furnace temperature( ℃ ) | 180-190 | once a day | |
| Curing conditions | Drying temperature | (175-185) ℃ ×(15-20)min (With content holding time) |
once a day | |
Customer production site:
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