With our hydraulic breaker series products, MJB BREAKER acquired the international patent and won a various prizes in honor of its technical excellency. Being equipped with an integrated production system and accompanied by the unique valve operation system that has been developed to suit domestic working environment, these products will give you great satisfaction with the maximized efficiency, superior maintenance and strong crushing force.
- Big power and Great performance. - Excellent durability. - Low noise and vibration. - Precise operation. - Fantastic efficiency at hard and sticky rock.
# Low noise type, high quality hydraulic breaker.
1. Model ; MJB 200. - Impact energy ; 434 Joule(320 ft-lbs). - Operating weight ; Box type : 97 kgs. Top direct type : 75 Kgs, Side type : 83 Kgs. - Overall height ; mm - Operating pressure ; 80-110 kgf/cm2. - Number of blow ; 800~1200 bpm. - Chisel diameter ; dia. 40 mm - Applicable excavator ; 0.7~1.3 ton.
2. Model ; MJB 300. - Impact energy ; 543 Joule(400 ft-lbs). - Operating weight ; Box type : 127 kgs, Top direct type : 103 Kgs, Side type : 111 Kgs. - Overall height ; mm - Operating pressure ; 80-110 kgf/cm2. - Number of blow ; 620~1050 bpm. - Chisel diameter ; dia. 50 mm - Applicable excavator ; 1.2~2.2 ton.
3. Model ; MJB 400. - Impact energy ; 651 Joule(480 ft-lbs). - Operating weight ; Box type : 161 kgs. Top direct type : 132 Kgs, Side type ; 137 Kgs. - Overall height ; mm - Operating pressure ; 90-120 kgf/cm2. - Number of blow ; 570~97 bpm. - Chisel diameter ; dia. 58 mm - Applicable excavator ; 2.1~4.0 ton.
4. Model ; MJB 500. - Impact energy ; 1,017 Joule(750 ft-lbs). - Operating weight ; Box type : 298 kgs. Top direct type : 250 Kgs, Side type : 267 Kgs. - Overall height ; mm - Operating pressure ; 145-170 kgf/cm2. - Number of blow ; 450~750 bpm. - Chisel diameter ; dia. 70 mm - Applicable excavator ; 4.8~8.0 ton.
5. Model ; MJB 900. - Impact energy ; 2,712 Joule(2,000 ft-lbs). - Operating weight ; Box type : 579 kgs. Top direct type : 550 Kgs, Side type : 569 Kgs - Overall height ; mm - Operating pressure ; 120-150 kgf/cm2. - Number of blow ; 400~800 bpm. - Chisel diameter ; dia. 85 mm - Applicable excavator ; 8.0~12.5 ton.
6. Model ; MJB 1200. - Impact energy ; 3,119 Joule(2,300 ft-lbs). - Operating weight ; Box type : 883 kgs, Top direct type : 855 Kgs. Side type : 867 Kgs. - Overall height ; mm - Operating pressure ; 140-170 kgf/cm2. - Number of blow ; 450~630 bpm. - Chisel diameter ; dia. 100 mm - Applicable excavator ; 12.0~15.0 ton.
7. Model ; MJB 1800. - Impact energy ; 4,069 Joule(3,000 ft-lbs). - Operating weight ; Box type : 1,303 kgs. Top adaptor type : 1,296 Kgs. Side type : 1,245 Kgs - Overall height ; mm - Operating pressure ; 150-170 kgf/cm2. - Number of blow ; 400~530 bpm. - Chisel diameter ; dia. 125 mm - Applicable excavator ; 13~18 ton.
8. Model ; MJB 2000. - Impact energy ; 6,103 Joule(4,500 ft-lbs). - Operating weight ; Box type : 1,668 kgs. Top adaptor type : 1,650 Kgs - Overall height ; mm - Operating pressure ; 155-175 kgf/cm2. - Number of blow ; 400~550 bpm. - Chisel diameter ; dia. 135 mm - Applicable excavator ; 19.0~24.0 ton.
9. Model ; MJB 2100. - Impact energy ; 6,103 Joule(4,500 ft-lbs). - Operating weight ; Box type : 1,708 kgs. Top adaptor type : 1,695 Kgs, Side type : 1,695 Kgs - Overall height ; mm - Operating pressure ; 160-180 kgf/cm2. - Number of blow ; 400~800 bpm. - Chisel diameter ; dia. 140 mm - Applicable excavator ; 22.0~26.0 ton
10. Model ; MJB 2200. - Impact energy ; 7.459 Joule(5,500 ft-lbs). - Operating weight ; Box type : 1,728 kgs. Top adaptor type : 1,705 Kgs, Side type : 1,705 Kgs - Overall height ; mm - Operating pressure ; 160-180 kgf/cm2. - Number of blow ; 400~490 bpm. - Chisel diameter ; dia. 140 mm - Applicable excavator ; 22.0~27.0 ton.
11. Model ; MJB 3000. - Impact energy ; 9,629 Joule(7,100 ft-lbs). - Operating weight ; Box type : 2,490 kgs. Top adaptor type : 2,360 Kgs, Side type : 2,270 Kgs. - Overall height ; mm - Operating pressure ; 160-180 kgf/cm2. - Number of blow ; 300~650 bpm. - Chisel diameter ; dia. 150 mm - Applicable excavator ; 25.0~32.0 ton.
12. Model ; MJB 3500. - Impact energy ; 9,629 Joule(7,100 ft-lbs). - Operating weight ; Box type : 2,505 kgs. Top adaptor type : 2,548 Kgs, Side type : 2,548 Kgs. - Overall height ; mm - Operating pressure ; 160-180 kgf/cm2. - Number of blow ; 320~450 bpm. - Chisel diameter ; dia. 155 mm - Applicable excavator ; 28.0~33.0 ton.
13. Model ; MJB 4000. - Impact energy ; 15,190 Joule(11,200 ft-lbs). - Operating weight ; Box type : 3,280 kgs. Top adaptor type : 3,050 Kgs, Side type : 2,950 Kgs. - Overall height ; mm - Operating pressure ; 165-185 kgf/cm2. - Number of blow ; 280~450 bpm. - Chisel diameter ; dia. 160 mm - Applicable excavator ; 33.0~50.0 ton.
14. Model ; MJB 4500. - Impact energy ; 13,562 Joule(10,000 ft-lbs). - Operating weight ; Box type : 2,825 kgs. Top adaptor type : 2,793 Kgs, Side type : 2,793 Kgs. - Overall height ; mm - Operating pressure ; 160-180 kgf/cm2. - Number of blow ; 280~370 bpm. - Chisel diameter ; dia. 165 mm - Applicable excavator ; 30.0~42.0 ton.
15. Model ; MJB 5000. - Impact energy ; 16,275 Joule(12,000 ft-lbs). - Operating weight ; Box type : 3,799 kgs. Top adaptor type : 3,895 Kgs, Side type : 3,895 Kgs. - Overall height ; mm - Operating pressure ; 160-180 kgf/cm2. - Number of blow ; 240~320 bpm. - Chisel diameter ; dia. 175 mm - Applicable excavator ; 43.0~50.0 ton
