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Formed ComponentsJ21 Series
Open Back Inclinable Press
J21 Series Open Back Inclinable Press
The J21 series fixed bench presses are versatile sheet metal stamping presses, widely used in piercing, blanking, cutting, breaking, bending, forming, drawing and stretching processes. These general-purpose punches feature a welded steel plate body on model J21-168A and larger, offering excellent rigidity and strength, with large gears made of cast iron for smooth, reliable power transmission.
8 models: J21-45 / 80 / 125 / 168A / 200A / 250A / 315 / 400A
Full Model Parameter Table
Scroll horizontally to view all eight model variants.
| Model | Unit | J21-45 | J21-80 | J21-125 | J21-168A | J21-200A | J21-250A | J21-315 | J21-400A |
|---|---|---|---|---|---|---|---|---|---|
| Nominal Capacity | KN | 450 | 800 | 1250 | 1680 | 2000 | 2500 | 3150 | 4000 |
| Stroke of Slide | mm | 100 | 120 | 130 | 150 | 150 | 150 | 200 | 200 |
| Stroke Per Minute | s.p.m | 50 | 40 | 38 | 35 | 32 | 32 | 30 | 30 |
| Max. Shut Height | mm | 310 | 380 | 480 | 400 | 400 | 410 | 450 | 550 |
| Shut Height Adjustment | mm | 75 | 80 | 100 | 100 | 100 | 100 | 120 | 150 |
| Worktable Size (R-L) | mm | 460 | 570 | 710 | 380 | 380 | 460 | 460 | 495 |
| Worktable Size (F-B) | mm | 700 | 860 | 1080 | 1070 | 1070 | 1200 | 1260 | 1350 |
| Worktable Hole Dia. | mm | Φ150 | Φ180 | Φ250 | Φ180 | Φ250 | Φ250 | Φ250 | Φ280 |
| Thickness of Bolster | mm | 70 | 80 | 100 | 140 | 180 | 180 | 180 | 200 |
| Column Spacing | mm | 260 | 420 | 530 | 690 | 650 | 620 | 680 | 810 |
| Slide Bottom Size (R-L) | mm | 300 | 400 | 430 | 480 | 480 | 550 | 540 | 700 |
| Slide Bottom Size (F-B) | mm | 260 | 360 | 370 | 400 | 400 | 510 | 620 | 600 |
| Shank Hole Dia. | mm | Φ50 | Φ50 | Φ60 | Φ70 | Φ70 | Φ70 | Φ70 | Φ80 |
| Shank Hole Depth | mm | 70 | 70 | 75 | 90 | 100 | 115 | 100 | 120 |
| Motor Power | kW | 5.5 | 7.5 | 11 | 18.5 | 22 | 30 | 37 | 37 |
| Overall Dimensions (R-L) | mm | 1530 | 1920 | 2320 | 1820 | 1930 | 2100 | 2310 | 2323 |
| Overall Dimensions (F-B) | mm | 1660 | 1500 | 1735 | 2550 | 2648 | 2720 | 2850 | 3268 |
| Overall Height | mm | 3200 | 2650 | 3110 | 3245 | 3350 | 3550 | 3650 | 4216 |
| Weight | kg | 3600 | 5560 | 9800 | 13200 | 16500 | 21000 | 25000 | 33000 |
Structure & Key Advantages
Engineering highlights of the J21 Series Open Back Inclinable Press.
Process & Use Cases
A general-purpose punch platform suited to a wide range of sheet metal stamping operations.
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