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特殊鋁型材 |
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點(diǎn)評(píng)
說(shuō)M5底孔不難搞那位,你首先得知道,這型材是擠出來(lái)的,模具上形成這4.2孔的型芯,受力有多大,自身大小才多大。同樣的,M3的底孔,如果也是擠出來(lái)的,模具得多難搞。
我以前碰到過(guò),說(shuō)孔太小。不好做啥的...
M5螺紋底孔有啥不好做
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點(diǎn)評(píng)
OK!感謝老鐵
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