- KAICHUANG SPRING MACHINERY
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- Model NO.: DSF-400
2. Main hydraulic cylinder is made of alloy cast steel and it's inner surface is finely grinded for prolonging working life under high pressure.
3. Four columns are made of alloy syeel with high tensile resistance and finely grinded and electro-plated with hard chrome.
4. Key hydraulic and electric units adopted are famous brands from Germany, USA and Japan.
5. Fast approaching speed of movable working table creates higher production efficiency.
6. A hydraulic ejector is installed on movable working table for knocking out workpiece after drawing.