Gold Member Since 2009
Audited Supplier
Anhui Chizhou Household Machine Tool Co., Ltd.

Open Back Press, Press, Machines manufacturer / supplier in China, offering Open Back Press with Dry Clutch and Shearing Block Protector (JF21 Series), Drilling and Milling Machine (ZAY7032G ZAY7040G ZAY7045G), Simple Surface Grinder (MJ7115) and so on.

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Supplier Homepage Product PRESS MACHINE AND SHEAR MACHINE Open Back Press with Dry Clutch and Shearing Block Protector (JF21 Series)

Open Back Press with Dry Clutch and Shearing Block Protector (JF21 Series)

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Min. Order: 1 Piece
Payment Terms: T/T

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Basic Info
  • Model NO.: JF21 Series
Product Description
Main Features:
JF21series open back press with dry clutch and shearing block protector
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;
Rigid pressing down style overload protector;
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.
  JF21-25B JF21-25 JF21--45 JF21-63 JF21-80
Nominal force kN 250 250 450 630 800
Stroke under
nominal force
mm 3 3 4 4 5
Slide block stroke mm 60 80 100 120 140
Number of stroke Fixed min-1 100 100 80 70 60
Variable
(Optional)
80-120 80-120 70-90 60-80 50-70
Max die set height mm 200 250 270 300 320
Die set height adjustment mm 50 50 60 80 80
Distance from slide block centre to the frame mm 160 210 230 300 300
Worktable dimensions(F.B×L.R) mm 300
680
400
700
440
810
580
900
580
1000
Dimensions of worktable hole mm 130
260
φ170
20
φ1 50
φ180
30
φ160
φ200
40
φ180
φ200
40
φ180
Thickness of bolster mm 70 80 110 110 120
Hloe dimensions in bed (Diameter/ F.B×L.R) mm 200
270
260
250
300
300
φ365 φ365
Dimensions of sideblock botton surface(F.B×L.R) mm 270
330
250
360
340
410
400
480
420
560
Size of the handle hole(Diameter×Depth) mm φ40
60
φ40
60
φ40
60
φ50
80
φ50
80
Distance between columns of body mm 448 450 550 620 680
Main motor capacity KW 3 3 5.5 5.5 7.5
Outline dimension(F.B×L.R×H) mm 1150
1050
2050
1280
1050
2050
1500
1125
2315
1800
1210
2520
1760
1280
2780
Net/Gross weight Kg 2200
2500
2800
3250
4000
4500
6100
7000
8000
9200
 
 
 
 
 
 
  JF21-110 JF21-125 JF21-160B JF21-200 JF21-200B
Nominal force kN 1100 1250 1600 2000 2000
Stroke under
nominal force
mm 6 6 6 6 6
Slide block stroke mm 160 160 160 180 200
Number of stroke Fixed min-1 50 50 40 35 35
Variable
(Optional)
40-60 40-60 35-50- 30-40 30-40
Max die set height mm 350 350 350 390 450
Die set height adjustment mm 80 80 110 110 110
Distance from slide block centre to the frame mm 350 350 380 390 390
Worktable dimensions(F.B×L.R) mm 680
1150
680
1150
740
1300
760
1400
760
1400
Dimensions of worktable hole mm φ260
50
φ220
φ260
50
φ220
φ300
50
φ260
φ300
50
φ260
φ300
50
φ260
Thickness of bolster mm 140 140 150 160 160
Hloe dimensions in bed (Diameter/ F.B×L.R) mm φ400 φ400 φ470 φ470 φ470
Dimensions of sideblock botton surface(F.B×L.R) mm 500
600
540
680
580
770
600
800
600
800
Size of the handle hole(Diameter×Depth) mm φ60
80
φ60
80
φ65
85
φ65
90
φ65
90
Distance between columns of body mm 760 760 850 870 870
Main motor capacity KW 11 11 15 18.5 18.5
Outline dimension(F.B×L.R×H) mm 2010
1400
3040
2010
1440
3050
2280
1550
3240
2500
1580
3320
2500
1580
3420
Net/Gross weight Kg 11000
12200
11800
13000
15500
17000
18800
20300
19000
20500
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