4 High lead and high tin copper alloy powders: 24-1, 7-7-3, 10-10 etc. Apparent density and particle size distribution is adjustable.

  • 轴瓦材料用的高铅、高锡铜合金粉:24-1,7-7-3,10-10等;松比可调,粒度分布可调。
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