Gold Member Since 2006
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Nantong Haven Machinery Co., Ltd.

Open back press, press with dry clutch, hydraulic overload protector manufacturer / supplier in China, offering JH21 open back press, High Quality Hydraulic CNC Steel Bending Machine, CNC hydraulic press brake bending machine and so on.

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JH21 open back press

FOB Price: US $44,000-45,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $44,000-45,000/ Piece
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Port: Shanghai, China
Production Capacity: 100unit/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: JH21-250
  • Feature: High Efficiency
  • Condition: New
  • Warranty: 18 Months
  • Nominal stroke: 8
  • Net weight: 23000
  • Trademark: HAVEN
  • Specification: Customized
  • HS Code: 8462
  • Type: C Type Hydraulic Press
  • Certification: CE
  • Customized: Customized
  • Capacity: 2500Kn
  • Machine size: 2730X1640X3500mm
  • Max die height: 430mm
  • Transport Package: in Nude
  • Origin: China
Product Description
JH21 open back press

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

Main specification:
Nominal Strokemm6668888
Slide Strokemm160180200200250200250
Max. Die Heightmm350390450430500430550
Die Height Adjustmentmm110110110120120120120
Between Slide Center & Framemm380390390420420420460
Bolster (FB×LR)mm740×1300760×1400760×1400800×1400800×1400800×1400880×1600
Bolster Opening (Up Hole Dia.×Dpth×Low Hole Dia.)mmφ300×50×φ260φ300×50×φ260φ300×50×φ260φ320×50×φ280φ320×50×φ280φ320×50×φ280φ320×50×φ280
Bolster Thicknessmm150160160170170170200
Bolster Opening (Dia./FB×LR)mmφ470φ470φ470370×570370×570440×580440×580
Slide Area (FB×LR)mm580×770600×800600×800650×850650×850650×850700×950
Shank Hole (Dia.×Dpth)mmφ65×85φ65×90φ65×90φ70×90φ70×90φ70×90φ70×90
Between Columnsmm850870870960960920920
Main Motor PowerkW1518.518.522223030
Outline Size (FB×LR×H)mm2280×1550×32402500×1580×33202500×1580×34202730×1640×35502770×1700×40602770×1650×35502850×1700×4450
Net Weightkg14500170001735023500245002500028000

This machine is also can be customized
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