J21 series general open back press e nang le bethe e tsitsitseng
E amohela crankshaft e otlolohileng.
Bond clutch e thata e potolohang.
Tokiso ea bolelele ba ho koala ka letsoho ka ponts'o ea sekala.
Mofuta o nang le "A" o nang le sesebelisoa sa ho emisa ts'ohanyetso, se ka etsang hore selaete se eme ho 0°～Sebaka sa 135 ° mme se na le tšireletso ea likharetene tse bobebe hape.
Mofuta o nang le "D" o sebelisa sebopeho sa libonto tse bilikantsoeng ho hlola litebele hantle.
JC21-160 e nang le clutch ea pneumatic ho emisa li-slide sebakeng sefe kapa sefe.
TLHALOSO:
| MOHLALA | J21-63A | JD21-63A | J21-80A | JD21-80A | JD21-100A | JD21-125A | JC21-160 |
| Bokhoni | kN | 630 | 630 | 800 | 800 | 1000 | 1250 | 1600 |
| Matla ka Lebitso | mm | 8 | 8 | 9 | 9 | 10 | 10 | 6 |
| Slide Stroke | mm | 120 | 120 | 130 | 130 | 140 | 140 | 160 |
| SPM | mets-1 | 50 | 50 | 45 | 45 | 38 | 38 | 40 |
| Max.Shoa Bophahamo | mm | 300 | 300 | 350 | 320 | 320 | 320 | 350 |
| Die Height Adjustment | mm | 80 | 80 | 100 | 100 | 100 | 100 | 100 |
| Pakeng tsa Setsi sa Slide & Frame | mm | 300 | 300 | 300 | 300 | 380 | 380 | 380 |
| Bolster (FB×LR) | mm | 570×760 | 570×760 | 580×860 | 580×860 | 710×1100 | 720×1200 | 740×1300 |
| Ho Bula ha Bolster (Hole Hole Dia.×Dpth×Low Hole Dia.) | mm | Φ200×45 ×Φ180 | Φ200×45 ×Φ180 | Φ200×45 ×Φ180 | Φ200×45 ×Φ180 | Φ260×50 ×Φ220 | Φ260×50 ×Φ220 | Φ300×50 ×Φ220 |
| Bolster Thickness | mm | 90 | 90 | 100 | 100 | 120 | 120 | 150 |
| Ho Buloa ha Bolster (Dia.×FB×LR) | mm | Ho lahla Φ280×220 ×320 | Φ280×220 ×320 | Ho lahla Φ280×220 × 380 | Φ280×220 × 380 | Ho lahla Φ320×250×420 | Ho lahla Φ320×250 × 420 | Φ470 |
| Tšepe 220×250 | | Tšepe 220×260 | | Tšepe 260×290 | Tšepe 260×290 |
| Sebaka sa Slide (FB×LR) | mm | 280×320 | 280×320 | 280×380 | 280×380 | 420×560 | 420×560 | 580×770 |
| Shank Hole (Dia.×Dpth) | mm | Φ50×80 | Φ50×80 | Φ60×75 | Φ60×75 | Φ60×80 | Φ60×80 | Φ65×85 |
| Pakeng tsa Litšiea | mm | Tšepe 470 | 320 | Tšepe 515 | 410 | Tšepe 630 | Tšepe 620 | 730 |
| Ho hlahisa 320 | Ho lahla 410 | Ho lahla 580 | Ho lahla 580 |
| Matla a Motlakase | kW | 5.5 | 5.5 | 7.5 | 7.5 | 7.5 | 11 | 15 |
| Boholo ba kemiso (FB×LR×H) | mm | 1550×1410 × 2610 | 1550×141 0×2610 | 1610×1470 × 2680 | 1925×1470 × 2675 | 1960×1335 × 2850 | 2060×1600 ×3000 | 2200×1550 × 3160 |
