A.模具設(shè)計(jì)不良B.模具制造不良C.注射壓力太大D.保壓時(shí)間太長(zhǎng)E.料溫不夠
A.頂針太小B.頂針太少C.頂針位置不對(duì)D.排位不對(duì)E.流道太長(zhǎng)
A.省模不對(duì)B.分模面選擇不對(duì)C.注射壓力太大D.保壓時(shí)間太長(zhǎng)E.料溫太高