锌基压印模合金
zinc-base stamping die alloy
银币压印模
Coining Die for Silver Proof Coin
液压模压机
hydro-dynamic molding press
肘接式压印压力机
knuckle-joint coining press
3Cr2W8V钢铝热挤压模
aluminium hot-extrusion die of 3Cr2W8V steel
4Cr5MoSiV1钢挤压模
4Cr5MoSiV1 steel extrusion die