合GB/T1732-79标准
利用重物从高处落下冲击漆膜以测定漆膜的冲击程度
冲击高度(cm):0-120
重锤重量(Kg):1冲击端钢球直径(mm):直径8
冲击深度(mm):2
凹槽直径(mm):直径15
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