1. The derusted surface of non-standard chain shall be painted with primer immediately. When painting, it shall be carried out in a clean place. The ambient temperature shall be above 5 ℃, the humidity shall be below 85%, and the surface temperature of the workpiece shall not exceed 60 ℃;
2. If there is no special requirement for each part, one coat of primer (excluding maintenance primer) and two coats of finish shall be applied. No paint leakage is allowed. The color of each coat of paint shall be different. The dry film thickness of each coat of paint shall be 25-35um, and the total dry film thickness of paint shall not be less than 75um;
The smooth roller of non-standard chain and the working surface of supporting roller can only be coated with one layer of antirust paint or finish paint, and the inner wall of supporting roller shall be coated with fat rust paint.
The exposed processing mating surface shall be coated with protective Pu grease, and the exposed processing non mating surface (excluding frame body) shall be coated with top coat or primer, with a dry film thickness of at least 35 feet;
3. After installation and commissioning, the top coat shall be applied again, and the damaged parts during transportation and installation shall be repaired before painting;
4. The coating of non-standard chain primer and intermediate coat shall be free of pinholes, bubbles, cracks, peeling, sagging, missing coating and other defects; the finish coat shall be uniform, bright and complete.
GIDI CHAIN LIMITED supply lots of roller chain, conveyor chain, Leaf Chain, welded chain, forged chain, Palm Oil Mill Chain, Hoisting Chain,Mine and Metallurgy Chain, etc. totaling over 3000 varieties. and 90% of chains are exported to worldwide, Which mainly export to Southeast Asia, European, North America, South America. Chains are welcomed by customers with the excellent quality. Our company owns more than 100 sets of advanced and professional manufacturing equipment, Perfect and rigorous QC system is implemented in every process from material purchasing to finished products packaging. Also, we have passed the ISO9001: 2015 Quality Management System Certification.
More Detail : www.gidi-chain.com