JH21-250-315-400 Pneumatic Punching Press

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Product Main Technical Parameters

Pneumatic Punching Press Main Performance Characteristics：

1.Steel plate welded body, stiffness, more stable.

2.Dry pneumatic friction clutch - brake, friction machine for semi - metallic materials.

3.The imported safe double valve control, quick, safe and reliable

4. Mold height realize electric adjustment, digital display control height.

5.Slider use rectangle hexahedron extended guide, bronze lining board, high guidance accuracy.

6.International famous brand special press control system,

7.Automatic feeding device and all kinds of automation equipment

Pneumatic Punching Press Application：

Suitable for blanking, punching, forming, bending, stretching and other cold stamping process to achieve.

Widely used in electrical appliances, vehicles, tractors, mining machinery, hardware tools, machinery manufacturing and other industrial areas.

Pneumatic Punching Press Main Technical Parameters:

Specification		Units	JH21-250	JH21-315	JH21-400
Nominal pressure		KN	2500	3150	4000
Nominal force stroke		mm	8	8	10
Slider stroke		mm	200	200	200
Number of slider stroke		s. p .m	40	30	25
Max. die set height		mm	450	430	430
Die set height adjustment		mm	110	120	120
Distance from slider center to frame		mm	450	420	420
Worktable dimension(L x W)		mm	880x1500	800x1400	800x1400
Workbench plate hole size		mm	Φ250	Φ280	Φ280
Thickness of the worktable panel		mm	180	170	180
Slider ground size (L x W)		mm	700x930	650x850	650x850
Size of the handle hole (diameter x depth)		mm	Φ70x100	Φ70x90	Φ70x90
Vertical columns distance		mm	950	920	960
Overall dimension(L x W x H)		mm	2690x1630x3900	2770x1650x3550	2850x1700x4450
Motor	Model		Y200L-6	Y225M-6	Y250M-6
Motor	Power	KW	22	30	37
Total Weight		Kg	22000	25000	31000