4209| 23
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尼龍AP66材料做齒輪注塑模具成型變形大 |
點(diǎn)評(píng)
不行的,主要不耐磨
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點(diǎn)評(píng)
贊同。而且要加長(zhǎng)玻纖改性。整體性能會(huì)得到非常大的提高。變形和縮水肯定能得到一定的控制。
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