J21 Series Power Press Brake Punching Machine

• Type: General Punching Machine
• Punch Shape: Semi-Open Punch
• Slider Movement: Single Action
• Slider Drive Mechanism: Crankless Press
• Controlling Mode: Artificial
• Automatic Grade: Semiautomatic
• Model NO.: JD21-63A
• Power Source: Hydraulic Pressure
• Precision: High Precision
• Certification: CE, ISO 9001
• Condition: New
• High Performance Press: Wet Clutch
• Hydraulic Overload: Steel Body
• Nominal force: 630
• Slide block Stroke: 120
• Number of stoke: 50
• Worktable size: 570X760
• Thickness of bolster: 90
• Main motor: 5.5
• Machine size: 155X141X261
• Transport Package: Steel Pallet
• Specification: Force as 45t,63t,80t,110t,125t----400t
• Trademark: HAVEN
• Origin: China
• HS Code: 8462991000
• Production Capacity: 50 Units/Month

Product Description

J21 Series Power Press Brake Punching Machineoverload protector

Feature:
Welded body with steel plate and high intensity;
Combined wet multi discs friction clutch and brake.
Cluster gear adopts the flooding oil lubrication;
Six-face rectangle lengthen guide;
Equipped with hydraulic overload protecting device.
JZ21-45adopts manual shut height adjustment with scale display.
JZ21-63 and above type adopts electric shut height adjustment with digital display.
Equipped with lifting balance cylinder
Duplex valves imported from Japan.
Electric compelling grease lubrication system.
Controlled by PLC with international brand;
Buttons, indicators, AC contactors, air circuit breakers and other controlling devices are imported from international brand.
Equipped with optional air cushion device, automatic feed shaft and photoelectric protector, which can used to work with various automatic equipments.

Specification:

			JZ21-45	JZ21-63	JZ 21--80	JZ 21-110		JZ 21-125	JZ 21-160	JZ 21-200	JZ 21-200B	JZ 21-250	JZ 21-250B	JZ 21-315	JZ 21-400
Nominal force		kN	450	630	800	1100		1250	1600	2000	2000	2500	2500	3150	4000
Stroke under nominal force		mm	4	4	5	6		6	6	6	6	8	8	10	10
Slide block stroke		mm	100	120	140	160		160	160	180	200	200	250	200	200
Number of stroke	Fixed	min-1	80	70	60	50		50	40	35	35	30	30	30	25
	Variable (Optional)		70-90	60-80	50-70	40-60		40-60	35-50	30-40	30-40	25-35	25-35	25-35	20-30
Max die set height		mm	270	300	320	350		350	350	390	450	430	500	430	430
Die set height adjustment		mm	60	80	80	80		80	110	110	110	120	120	120	120
Distance from slide block centre to the frame		mm	230	300	300	350		350	380	390	390	420	420	420	420
Worktable dimensions(F*B×L*R)		mm	440 810	580 900	580 1000	680 1150		680 1150	740 1300	760 1400	760 1400	800 1400	800 1400	800 1400	800 1400
Dimensions of worktable hole		mm	φ180 30 φ160	φ200 40 φ180	φ200 40 φ180	φ260 50 φ220		φ260 50 φ220	φ3000 50 φ260	φ3000 50 φ260	φ300 50 φ260	φ320 50 φ280	φ320 50 φ280	φ320 50 φ280	φ320 50 φ280
Thickness of bolster		mm	110	110	120	140		140	150	160	160	170	170	170	180
Hloe dimensions in bed (Diameter/ F*B×L*R)		mm	300 300	φ360	φ360	φ400		φ400	φ470	φ470	φ470	370 570	370 570	440 580	440 580
Dimensions of sideblock botton surface(F*B×L*R)		mm	3400 410	440 480	420 560	500 650		540 680	580 770	600 800	600 800	650 850	650 850	650 850	690 900
Size of the handle hole(Diameter×Depth)		mm	φ40 60	φ50 80	φ50 80	φ60 80		φ60 80	φ65 85	φ65 90	φ65 90	φ70 90	φ70 90	φ70 90	φ70 90
Distance between columns of body		mm	550	620	680	760		760	850	870	870	960	960	920	960
Main motor capacity		KW	5.5	7.5	7.5	11		11	15	18.5	18.5	22	22	30	37
Outline dimension(F*B×L*R×H)		mm	1600 1200 2400	1800 1210 2520	1760 1280 2780	2010 1400 3040		2010 1440 3050	2280 1550 3240	2500 1580 3320	2500 1580 3420	2730 1640 3550	2730 1640 4060	2770 1650 3550	2830 1680 3890
Net/Gross weight		Kg	4200 4700	6400 7300	8400 9600	11400 12400		12200 13200	16000 17500	18800 20300	19000 20500	25000 27000	25800 27800	26000 28500	29000 32000

WHY CHOOSE HAVEN BRAND MACHINE:
1)  Hihg quality with competitive price
2) 15 years export experience
3) CE,SGS, ISO Certificated
4) OEM SERVICE AVAILABLE
5) 24 HOURS' ONLINE SERVICE (MSN,SKYPE)
6) 14 months quality warranty (after B/L date)
7) Over sea engineers available for problem shooting
 
Our Target:  BRAND HAVEN
High quality;
Assured Delivery;
Vigorous innovation;
Efficient Cooperation;
Noblesse Oblige