Box Type
JFB Box Type - S Series
Box Type
| JFB Box Type - S Series |
| This model features a fully enclosed housing that encases the breaker body to minimize noise levels. It is a specialized solution for job sites with strict noise regulations, such as urban and residential areas. While effectively suppressing noise, it guarantees incomparable durability and an extended equipment lifespan by utilizing core components made from high-strength special steel and advanced heat treatment processes. |
| Selection of Machine | 0.8 - 120 ton |
| Required Oil / Flow Range | 15 - 350 L/min |
| Operating Weight | 102 - 8,200 kg |
This model features a fully enclosed housing that encases the breaker body to minimize noise levels. It is a specialized solution for job sites with strict noise regulations, such as urban and residential areas. While effectively suppressing noise, it guarantees incomparable durability and an extended equipment lifespan by utilizing core components made from high-strength special steel and advanced heat treatment processes.
| Selection of Machine | 0.8 - 120 ton |
| Required Oil | 15 - 350 L/min |
| Operating Weight | 102 - 8,200 kg |
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Specifications
| Inward Valve System | Small | Medium | Large | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| JFB10 | JFB20 | JFB30 | JFB35 | JFB40 | JFB43 | JFB45 | JFB50 | JFB60 | JFB70A | JFB81A | JFB100 | JFB121 | JFB130 | JFB151 | |||
| Operation Weight | kg | Box | 102 | 126 | 152 | 224 | 295 | 375 | 571 | 861 | 1296 | 1500 | 1825 | 2071 | 2635 | 2850 | 3990 |
| Top | 72 | 92 | 150 | 250 | 275 | 295 | 500 | 795 | 1250 | 1450 | 1780 | 2100 | 2700 | 2995 | 4100 | ||
| Side | 72 | 92 | 120 | 220 | 250 | 380 | 510 | 765 | 1255 | 1350 | 1770 | 2114 | 2440 | 2501 | 3789 | ||
| Backhoe | 270 | 400 | 550 | ||||||||||||||
| Skid Top | 180 | 280 | 320 | ||||||||||||||
| Selection of Machine | ton | 0.8-2.5 | 1.2-3.0 | 2.5-4.5 | 3.0-5.5 | 4.0-7.0 | 6-9 | 7-14 | 11-16 | 15-18 | 18-21 | 18-26 | 25-30 | 28-35 | 26-40 | 42-55 | |
| Relief Setting Pressure | bar | 180-200 | 180-200 | 180-200 | 180-200 | 180-200 | 180-200 | 180-200 | 200-220 | 200-220 | 200-220 | 200-220 | 200-220 | 200-220 | 210-230 | 210-230 | |
| Required Oil / Flow Range | L/min | 15-25 | 20-30 | 25-50 | 30-60 | 40-70 | 40-90 | 60-100 | 80-110 | 90-120 | 100-150 | 120-180 | 150-210 | 180-240 | 200-260 | 210-290 | |
| Operating Pressure | bar | 90-120 | 90-120 | 90-120 | 100-130 | 110-140 | 110-140 | 130-160 | 150-170 | 150-170 | 160-180 | 160-180 | 160-180 | 160-180 | 160-180 | 160-180 | |
| Impact Rate | bpm | 800-1400 | 700-1200 | 600-1100 | 500-1000 | 500-900 | 400-800 | 400-800 | 350-700 | 350-650 | 350-600 | 350-500 | 300-450 | 300-450 | 250-400 | 200-350 | |
| Rod / Chisel | mm | 40 | 45 | 53 | 60 | 68 | 75 | 85 | 100 | 125 | 135 | 140 | 150 | 155 | 155 | 175 | |
| Impact Energy | joule | 203 | 290 | 320 | 550 | 690 | 900 | 1300 | 2100 | 2900 | 3550 | 4200 | 5200 | 6500 | 9000 | 12000 | |
| Back Head Gas Pressure | bar (psi) | 16 (223) | |||||||||||||||
| Outward Valve System | Medium | Large | Extra-Large | ||||||
|---|---|---|---|---|---|---|---|---|---|
| JFB20G | JFB30G | JFB40G | JFB165 | JFB175 | JFB185 | JFB210 | |||
| Operation Weight | kg | Box | 1840 | 2540 | 3110 | 3800 | 5200 | 6200 | 8200 |
| Top | 1740 | 2420 | 3020 | 4100 | 5500 | 6500 | 8500 | ||
| Side | 1800 | 2530 | 2900 | 3540 | 4740 | 5500 | 7500 | ||
| Side Box | 4100 | 5400 | 6400 | 8500 | |||||
| Selection of Machine | ton | 18-22 | 27-30 | 35-45 | 38-48 | 46-65 | 65-85 | 75-120 | |
| Relief Setting Pressure | bar | 190-210 | 230-250 | ||||||
| Required Oil / Flow Range | L/min | 130-150 | 150-180 | 190-250 | 190-230 | 220-270 | 220-290 | 290-350 | |
| Operating Pressure | bar | 160-180 | 180-210 | ||||||
| Impact Rate | bpm | 400-800 | 350-750 | 250-500 | 200-350 | 200-300 | 200-250 | 180-200 | |
| Rod / Chisel | mm | 135 | 150 | 160 | 175 | 185 | 195 | 210 | |
| Impact Energy | joule | 3588 | 7000 | 9900 | 14500 | 16500 | 18500 | 22000 | |
| Back Head Gas Pressure | bar | 6 | 16-18 | ||||||
* Specifications and features are subject to change without notification to better improvenet in quality.
Company Name JETAF Co.,Ltd
CEO Jung Woon-kyo
Business Registration No. 543-88-02712
Tel +82 1566-1850
Address 75-14, Daemul-ro, Daeso-myeon, Eumseong-gun, Chungcheongbuk-do, Republic of Korea
Copyright ⓒ 2025 JETAF. All rights reserved.
Company Name JETAF Co.,Ltd
CEO Jung Woon-kyo
Business Registration No. 543-88-02712
Tel +82 1566-1850
Address 75-14, Daemul-ro, Daeso-myeon, Eumseong-gun, Chungcheongbuk-do, Republic of Korea