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Shenzhen Integrity Industry Co., Ltd
Tel: 0086-755-88302881, 88302898, 88309681, 88309690
Email: salesrichon@richon.com.cn 
Address: 1102-3, 11F Yinglong Development Center, No. 6025 
Shennan Road, Shenzhen China

open press

JH21 series open back press with dry clutch and hydraulic overload protector JH21-80

■ Welded body with steel plate and high intensity;
■ Adopts combined pneumatic friction clutch and brake;
■ Cluster gear adopts the flooding oil lubrication;
■ Six-face rectangle lengthen guide;
■Equipped with hydraulic overload protecting device.
■ JF21-25/25B/45 adopts manual shut height adjustment, among these types JF21-25/45 adopts scale display and JF21-25B with digital display.;
■ JF21-63 and above type adopts electric shut height adjustment with digital display;
■ JF21-25B,JF21-45 and above type 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.
  •   JH21--45 JH21-63 JH21-80 JH21-110 JH21-125
    Nominal force kN 450 630 800 1100 1250
    Stroke under
    nominal force
    mm 4 4 5 6 6
    Slide block stroke mm 100 120 140 160 160
    Number of stroke Fixed min-1 80 70 60 50 50
    Variable
    (Optional)
    70-90 60-80 50-70 40-60 40-60
    Max die set height mm 270 300 320 350 350
    Die set height adjustment mm 60 80 80 80 80
    Distance from slide block centre to the frame mm 230 300 300 350 350
    Worktable dimensions(F・B×L・R) mm 440
    810
    580
    900
    580
    1000
    680
    1150
    680
    1150
    Dimensions of worktable hole mm φ180
    30
    φ160
    φ200
    40
    φ180
    φ200
    40
    φ180
    φ260
    50
    φ220
    φ260
    50
    φ220
    Thickness of bolster mm 110 110 120 140 140
    Hloe dimensions in bed (Diameter/ F・B×L・R) mm 300
    300
    φ365 φ365 φ400 φ400
    Dimensions of sideblock botton surface(F・B×L・R) mm 340
    410
    400
    480
    420
    560
    500
    600
    540
    680
    Size of the handle hole(Diameter×Depth) mm φ40
    60
    φ50
    80
    φ50
    80
    φ60
    80
    φ60
    80
    Distance between columns of body mm 550 620 680 760 760
    Main motor capacity KW 5.5 5.5 7.5 11 11
    Outline dimension(F・B×L・R×H) mm 1600
    1200
    2400
    1800
    1210
    2520
    1760
    1280
    2700
    2010
    1400
    3040
    2010
    1440
    3050
    Net/Gross weight Kg 4000
    4500
    6100
    700
    8000
    9200
    11000
    12200
    11800
    13000
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