黄片又大又黄在线看,欧美一区二区看片,小黄片视频免费欧美,成人免费一级黄片

產品詳細

產品名稱:High precision four-high reversible refined rolling

詳細介紹

parameter:

item unit parameter
mode   four-high reversible
material   copper and copper alloy
width mm ≤450
thickness of input mm ≤2
thickness of output mm ≥0.1±0.003
weight of coil Kg 3000;? 6000
working roller mm Φ160x600
sustain roller mm Φ500x550
rolling speed m/min ≤360
rolling force KN ≤3000
power KW 472
the weight of equipment kg 90000
dimension mm