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1.The frame is steel-welded construction, vibration to eliminate stress, with high strength and good rigidity.2.The ram is adopted hydraulic top-drive with two cylinders, working smoothly and stably.
3.Mechanical stop nuts ensure stable and reliable positioning accuracy.
4.The ram's stroke and the back gauge's position are controlled and speedily adjusted by nc conroller.
5.Crowned bottom die holder for deflection compensating is adopted for the machines above 200tons.
6.There is deflection compensation unit installed in the top tool holder. When the nominal pressure reaching 200tons, the unit will be installed under bottom tool.
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