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Koga HB Series Hydraulic Breakers
Product Category:
Overview: Focused on the research, development, and manufacturing of hydraulic breakers and cylinder assemblies under the “DBK” and “GTX” brand series.
Koga series hydraulic breakers feature fast impact frequency, powerful performance, and exceptional durability.
Model
Unit
HB15G
HB20G
HB30G
HB40G
Breaker weight
kg
640
800
1200
1590
Triangular hammer weight
kg
1200
1430
2480
3280
Silent hammer weight
kg
1450
1835
2540
3550
Straight hammer weight
kg
1330
1605
2290
3310
Overall length
mm
2115
2257
2680
2886
Impact frequency
bpm
400–525
400–550
350–450
300–350
Working flow rate
L/min
120–155
125–160
160–210
200–250
Working pressure
MPa
16–18
14.5–18
14.5–18
16–18
Drill rod diameter
mm
120
135
150
160
Excavator tonnage
J
15–19
19–22
26–32
32–44
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Product Details
Koga series hydraulic breakers feature a high impact frequency, powerful performance, and exceptional durability.
| Model number | Unit | HB15G | HB20G | HB30G | HB40G |
| Movement weight | kilogram | 640 | 800 | 1200 | 1590 |
| Weight of a sledgehammer | kilogram | 1200 | 1430 | 2480 | 3280 |
| Silencer hammer weight | kilogram | 1450 | 1835 | 2540 | 3550 |
| Straight hammer weight | kilogram | 1330 | 1605 | 2290 | 3310 |
| Total length | mm | 2115 | 2257 | 2680 | 2886 |
| Impact frequency | bpm | 400-525 | 400-550 | 350-450 | 300-350 |
| Workload | L/min | 120-155 | 125-160 | 160-210 | 200-250 |
| Work stress | Mpa | 16-18 | 14.5-18 | 14.5-18 | 16-18 |
| Drill rod diameter | mm | 120 | 135 | 150 | 160 |
| Excavator tonnage | J | 15-19 | 19-22 | 26-32 | 32-44 |
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Phone:0535-3805029
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Email:sales2@ytxinren.com
Address: No. 99-2, Haicheng Street, Rushankou Industrial Park, Weihai City, Shandong Province