Coated with epoxy resin for superior heat resistance, humidity resistance and solvent resistance.
环氧树脂包封,表面光洁,且有良好的耐湿热性 、 耐溶性能.
互联网
The sand molds or cores binder have high strength, good humidity resistance and excellent collapsibility.
砂芯有满意的湿强度,砂芯硬化后强度高,抗吸潮性强, 溃散性好.
互联网