PERFORMANCE CHARACTERISTICS
J21 series of punches are all-purpose machine. The body of model JA21-165A and bigger ones are welded by
steel plate, it has a good performance in rigidity and intensity. Their big gears material is cast steel. It is widely
applied in the field of holing cutting breaking, bending, shaping, stretching and so on.
PRODUCT APPLICATION
The press produced by JACKSON are widely applicable for the industries such as the automobile
manufacture, electrical home apparatus production, motor and electrical appliance instrument& medical
instruments, hardware etc.
Main Technical Parameters
|
Model
|
Unit
|
J21S-16A
|
J21S-40A
|
J21S-80A
|
J21S-125A
|
J21S-165A
|
|
Normal capacity
|
KN
|
160
|
400
|
800
|
1250
|
1650
|
|
Stroke of nominal
pressure
|
mm
|
3.7
|
7
|
7
|
10
|
12
|
|
Strok of slide
|
mm
|
55
|
100
|
100
|
130
|
130
|
|
Stroke per minute
|
s.p.m
|
120
|
50
|
40
|
38
|
35
|
|
Max.shut height
|
mm
|
180
|
190
|
300
|
380
|
400
|
|
Shut height adjustment
|
mm
|
45
|
75
|
65
|
100
|
100
|
|
Frame gap
|
mm
|
500
|
600
|
700
|
900
|
900
|
|
Bed dimension
|
Right-left
|
mm
|
450
|
610
|
860
|
1080
|
1070
|
|
Front-back
|
mm
|
300
|
400
|
570
|
710
|
740
|
|
Depth
|
mm
|
40
|
60
|
80
|
100
|
140
|
|
Bolster hole size
|
Right-left
|
mm
|
/
|
/
|
310
|
380
|
/
|
|
Front-back
|
mm
|
/
|
/
|
450
|
560
|
/
|
|
Diameter
|
mm
|
180
|
250
|
400
|
500
|
180
|
|
Slide bottom size
|
Right-left
|
mm
|
200
|
242
|
400
|
430
|
480
|
|
Front-back
|
mm
|
180
|
220
|
360
|
370
|
400
|
|
Shank hole size
|
Diameter
Depth
|
mm
|
40
|
50
|
50
|
60
|
70
|
|
mm
|
60
|
70
|
70
|
75
|
100
|
|
Distance between columns
|
mm
|
310
|
440
|
460
|
610
|
610
|
|
Electromotor
|
Type
|
|
Y100L-6
|
Y112M-4
|
Y132M-4
|
Y160M-4
|
Y180M-4
|
|
Power
|
kw
|
1.5
|
4
|
7.5
|
11
|
18.5
|
|
Revolve speed
|
r/min
|
940
|
1440
|
1440
|
1460
|
1460
|
|
Over all dimensions
|
Right-left
|
mm
|
834
|
1140
|
1502
|
1740
|
1820
|
|
Front-back
|
mm
|
1480
|
1920
|
2215
|
2800
|
3250
|
|
Height
|
mm
|
1820
|
1750
|
2610
|
2900
|
3245
|
|
Weight
|
Ton
|
1360
|
2980
|
6000
|
10000
|
20800
|
