cooling hardness cast iron 中文意思是什麼
cooling hardness cast iron
解釋
冷硬鑄鐵-
1 the rolls are made of chilled alloyed cast iron, their working surfaces are of high hardness and wear - resistant. the working temperature of the bored rolls is controllable by steam or cooling water that pass through them thus, to meet the requirements of milling process
1輥筒用合金冷硬鑄鐵製成工作表面具有較高的硬度,耐磨耐用。輥筒內腔可通如蒸汽或冷卻水以便調節輥筒的工作溫度,以滿足煉膠工藝的要求。
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