How to ensure the titanium screw surface without harmful substances?

General use of titanium screw customers are for its own characteristics of the material, after all, it is non-toxic harmless, can be absorbed by the human body. And in a lot of high-grade products will exist on the figure of titanium material. When the screw to do surface treatment, how to ensure that the titanium screw surface without harmful substances?

Commonly referred to as hazardous substances are lead, mercury, cadmium, hexadecvalent chromium, polybrominated diphenyl ethers, and polybrominated biphenyls. Titanium screw usually have a solution on the surface. If the customer requires that the surface does not contain any substance, the solution will not be added to ensure that there is no harmful substance in the element content of the surface.

At the same time, after finishing the surface treatment, you can test the titanium screw surface by the instrument which elements, or send the screw to the testing agency, ask them to issue the test certificate, such as ROSH, SGS and so on. If you also need to customize titanium screws without harmful substances on the surface, welcome to consult Shi Shi Tong, we will serve you wholeheartedly.

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