TPA introduction：
We would like to introduce the Perfect design Plastic
for the Optical Industry ------- TPA
TPA--- One type of very special plastic. Strong, and light weight.
It can support for very high pressure. We have been used 10 years to develop.
What benefit for using TPA：
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It is stronger, lighter, more elastic (flexible) and attractive
than any other plastic frames!
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It is only 2.5g for the frames.
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It not easy broken when you twist it!
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It has high wear proof to stand and doesn't transfigure easily.
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With high transparence, it is well dyed and can be made for
various colors and types!
Characteristics：
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Standing for high temperature! （Melting point: 280c°）
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It is lightweight!
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It can stand strongly hit （ram or dash）!
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It won't transfigure!! （Memory Plastic Material）
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It has high flexibility!
The advantage of using in spectacles (sports glasses)：
1.
Decreasing the burden of ears and nose!
2.
The special demands for sports glasses!
3.
It has the sports safety!
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