分析了铝钎焊料的加工工艺，说明了聚氨酯橡胶模的性能和优点。
The manufacture process of aluminum foil was analyzed, explained the performance and the merit of the polyurethane rubber punching die.
以聚氨酯橡胶代替通常钢模中的凹模或凸模是比较有效的方法之一。
It's one of best methods to use polyurethane rubber rather than usual cavity or core in steel die.
介绍了铝合金茶壶橡胶胀形模具结构，阐明了聚氨酯橡胶制作凸模的优点。
The structure of rubber bulging die for the aluminium alloy teapot is introduced. The advantage of the manufacturing punch with the polyurethane rubber is expounded.
介绍了铝合金茶壶橡胶胀形模具结构，阐明了聚氨酯橡胶制作凸模的优点。
The structure of rubber bulging die for the aluminium alloy teapot is introduced. The advantage of the manufacturing punch with the polyurethane rubber is expounded.
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