Black Top Coat 'TR-740'
Can be worked with a simple dipping process! A black topcoat that is highly safe and does not require exhaust measures.
"TR-740" is a water-based black topcoat treatment agent. By applying it to a trivalent chromium black conversion coating on zinc-based (including zinc alloy) plating, a deep black appearance can be achieved. In addition to normal corrosion resistance, high corrosion resistance is maintained even after heating. 【Features】 ■ Topcoat thickness of 1-2 μm, providing a glossy deep black appearance ■ High corrosion resistance even after heating ■ Overall friction coefficient of 0.2-0.25 (on zinc plating) ■ Can be easily applied through simple dipping treatment ■ High safety due to the absence of volatile solvents, eliminating the need for exhaust measures *For more details, please refer to the PDF document or feel free to contact us.
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