How do titanium screws ensure that the surface is free of harmful substances?

Titanium screws are generally used by customers for the characteristics of its material, after all, it is non-toxic and harmless, can be absorbed by the human body. And in many high-end products there will be titanium on the figure. When the screw to do surface treatment, how to ensure that the titanium screws surface no harmful substances?

Harmful substances commonly referred to are lead, mercury, cadmium, hexavalent chromium, polybrominated diphenyl ether and polybrominated biphenyl. There is usually a solution for the surface of titanium screws. If the customer requires that there is no substance on the surface, then this substance will not be added when the solution is configured 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 check what elements are on the surface of titanium screws through the instrument, or you can send the screws to the testing institution and ask them to issue the test certificate, such as ROSH, SGS and so on. If you also need customized titanium screws with non-hazardous surface, welcome to consult Shi Shi Tong, we will serve you wholeheartedly.

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