What kind of surface treatment do you supply?

We supply zinc, yellow zinc, special plating (Cr3+ or chrome free is available), black/gery phos. and etc. 

For outdoor application, we strongly recommend our KTCO coating which is C4 approved by RISE in Sweden, it can pass 2000 hrs salt spray test and 15 cycles kesternich test. Please visit About us – Certificates to see our C4 certificate.

Kwantex Research Inc. was established since 1996 mainly devotes to Research and Design in fastener field. We are one of the few enterprises who own the most fastener patents and collaborate with many outstanding fastener companies over the world on innovative products.
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