JH21 series C frame power press punching machine for metal work

• After-sales Service: Video technical support, Online support
• Warranty: 1 Year
• Type: General Punching Machine
• Punch Shape: C frame power press punching machine
• Slider Movement: Double Action
• Controlling Mode: Artificial
• Model NO.: JH21-25/45/60/80/100/150/200/250/315/400
• Automatic Grade: Semiautomatic
• Power Source: Mechanical Drive
• Precision: Precision
• Certification: CE, ISO 9001
• Condition: New
• Transport Package: Plywood Wooden Box
• Specification: JH21
• Trademark: WMT
• Origin: Chizhou, Anhui, China
• HS Code: 8462101000
• Production Capacity: 5000PCS/Year

Product Description

Product Description

JH21 Series Punching press machine features:

1. Steel welded body, tempering treatment, high rigidity, accuracy and stability;
2. Vertical located crankshaft, compact structure;
3. The crankshaft undergoes grinding treatment after high frequency quenching;
4. Lengthened rectangular guideway with a surface of bronze plate;
5. Pneumatic dual balance cylinder, which balances the slide block and punch weight to reduce noise and impact;
6. PLC control and imported safety dual valve;
7. Wet clutch and hydraulic overload protector.



Specifications:

Specifications		Unit	JH21-25		JH21-45		JH21-60
Type			H	S	H	S	H	S
Nominal force		KN	250		450		600
Nominal Stroke		mm	3	3	4	4	4	4
Slide Stroke		mm	50	80	70	120	80	140
Slide Strokes Per Minute	Fixed	min-1	125	100	95	80	90	70
	Variable		75-150	60-120	65-115	50-95	60-110	45-85
Maximum Die Set Height		mm	265	250	295	270	330	300
Die Height Adjustment		mm	50		60		70
Between slide center and frame		mm	210		225		270
Columns Distance		mm	450		515		560
Bottom size of slide	L×R	mm	360		400		480
	F×B	mm	250		340		400
Shank Hole Size	Dia	mm	40		50		50
	Depth	mm	50		60		70
Bolster size	L×R	mm	720		825		930
	F×B	mm	400		440		520
Blanking Hole Diameter		mm	150		150		150
Bolster Thickness		mm	80		110		130
Bolster Surface Height		mm	780		800		900
Overall Dimensions	F×B	mm	1500		1585		1540
	L×R	mm	945		1075		1200
	H	mm	2120		2390		2570
Distance Between Foundation Bolts	F×B	mm	980		1075		1100
	L×R	mm	690		760		840
Motor	Power	Kw	3		5.5		5.5
Weight(Approximate)		Kg	2450		3550		5150

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Company Profile

FAQ

Q1: How is the warranty?
A1: Warranty time is 13 months after BL date.

Q2: Can we visit your factory before order?
A2: Sure. All new and old friends are welcomed to visit us at our factory. Besides, we can pick up you at the station or airport if needed. We will be very honored to help with tickets and accommodation booking. 

Q3: Do you have a stock?
A3: Sorry, most of our machines don't have stock, we always produce according to order. However, if during fairs months, maybe have few samples back from fairs.

Q4: What's the MOQ?
A4: One set only.

Q5: How about your quality?
A5: We have approved the ISO9001:2008 Quality management system.ISO14001 Environmental management system, OHSAS18001 International occupational health and safety management system, and Social Accountability 8000(SA8000). Most products have been approved by the European and American safety standards, including CE, GS, EMS&UL,90% of our products are exported to more than 60 countries and regions around the world, especially to Europe and America market and always win high reputation. So you can rest assured of our quality products and our best services.

Q6: Do you have professional engineers?
A6: Yes, we have professional engineers and designers. We can provide OEM services.

Q7: Can you provide customized machines?
A7: Yes, we can design and manufacture according to your specific requirements.