Official Export Subsidiary of Kaishan Group (Est. 1956) | Quzhou Manufacturing Base
Our Quzhou engineering desk calculates the exact borehole diameter, rock hardness, and necessary CFM/Bar ratio for your project.
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Kaishan DTH Drilling Rigs
Heavy-duty surface crawlers and integrated rigs for open-pit mining, quarry blasting, and slope stabilization. High penetration rate and anti-jamming hydraulic system.
EQUIPMENT CATEGORIES
Features Kaishan's patented asymmetric rotor profile with precision hydrodynamic bearings. Incorporates fewer components and zero vulnerable wearing parts, delivering an overhaul interval of 40,000 to 80,000 operating hours.
Rotary screw compression eliminates unbalanced reciprocating inertial forces. The unit runs smoothly at high speeds without requiring a reinforced concrete foundation, minimizing operating footprint and weight.
Equipped with an advanced electronic control panel featuring 0%–100% stepless capacity regulation, multi-parameter digital monitoring, automatic fault alarms, and shutdown protections for unattended jobsite safety.
Positive displacement geometry ensures that free air delivery (FAD) remains consistent and unaffected by exhaust back-pressure fluctuations, maintaining high adiabatic efficiency across wide speed ranges.
| Model | Working pressure | Air consumption | Motor power | Connector | Dimension | Weight | ||
| Bar | Psi | m³/min | CFM | (kW/HP) | mm | kg | ||
| LG-6.2/8GY | 8 | 116 | 6.2 | 219 | 37 / 50 | 1-G¾, 1-G1½ | 3120*1445*1480 | 1120 |
| LG-7.0/8GY | 8 | 116 | 7 | 247 | 45 / 60 | 1-G¾, 1-G1½ | 3423*1445*1480 | 1200 |
| LG-10/8GY | 8 | 116 | 10 | 371 | 55 / 75 | 1-G¾, 1-G1½ | 3390*1585*1550 | 1200 |
| LG-13/8GY | 8 | 116 | 13 | 458 | 75 / 100 | 1-G2, 1-G1¾ | 2700*1700*1700 | 1750 |
| LG-11.6/10GY | 10 | 145 | 11.6 | 410 | ||||
| LG-9.3/13GY | 13 | 190 | 9.3 | 328 | ||||
| LG-16/8GY | 8 | 116 | 16 | 583 | 90 / 125 | 1-G2, 1-G1¾ | 2730*1680*1800 | 1910 |
| LG-13/10GY | 10 | 145 | 13 | 459 | ||||
| LG-11.6/13GY | 13 | 190 | 11.6 | 410 | ||||
| LG-20/8GY | 8 | 116 | 20 | 706 | 110 / 150 | 1-G2, 1-G1¾ | 3065*1835*2000 | 3115 |
| LG-16/10GY | 10 | 145 | 16 | 565 | 3070 | |||
| LG-13.5/13GY | 13 | 190 | 13.5 | 476 | 3030 | |||
| LG-22/8GY | 8 | 116 | 22 | 775 | 132 / 180 | 1-G2, 1-G1¾ | 3065*1835*2000 | 3150 |
| LG-20/10GY | 10 | 145 | 20 | 706 | 3115 | |||
| LG-16/13GY | 13 | 190 | 16 | 565 | 3070 | |||
| LG-13/17GY | 17 | 247 | 13 | 459 | 132 / 180 | 1-G2, 1-G1¾ | 3445*1600*2030 | 3450 |
| LG-27/8GY | 8 | 116 | 27 | 954 | 160 / 220 | 1-G2, 1-G1¾ | 3950*1820*2285 | 5000 |
| LG-23/10GY | 10 | 145 | 23 | 811 | 3910*1820*2285 | 3660 | ||
| LG-20/13GY | 13 | 190 | 20 | 705 | 3630 | |||
| LG-30/8GY | 8 | 116 | 30 | 1057 | 185 / 250 | 1-G2, 1-G1¾ | 4050*1950*2440 | 5000 |
| LG-21/13GY | 13 | 190 | 21 | 740 | 3910*1820*2285 | 3900 | ||
| LG-17/18GY | 18 | 261 | 17 | 599 | 185 / 250 | 1-G2, 1-G1¾ | 4115*1820*2295 | 4200 |
| LG-30/8GBY | 8 | 116 | 30 | 1057 | 200 / 265 | 1-G2, 1-G1¾ | 4050*1950*2440 | 5000 |
| LG-22/13GBY | 13 | 190 | 22 | 775 | 3910*1820*2285 | 3900 | ||
| LG-22/17Y | 17 | 246 | 22 | 775 | 200 / 265 | 1-G2, 1-G1¾ | 3950*1820*2250 | 5000 |
| LG-35/8GY | 8 | 116 | 35 | 1234 | 200 / 265 | 1-G2, 1-G1¾ | 4050*1950*2440 | 5000 |
| LG-30/10GY | 10 | 145 | 30 | 1057 | ||||
| LG-27/13GY | 13 | 189 | 27 | 952 | ||||
| LG-40/8GY | 8 | 116 | 40 | 1410 | 220 / 295 | 1-G2, 1-G1¾ | ||
| LG-40/8GBY | 8 | 116 | 40 | 1410 | 250 / 335 | 1-G2, 1-G1¾ | ||
| LG-35/10GY | 10 | 145 | 35 | 1234 | 250 / 335 | 1-G2, 1-G1¾ | ||
| LG-46/8GY | 8 | 116 | 46 | 1621 | ||||
| LG-40/10GY | 10 | 145 | 40 | 1410 | ||||
A: Select 8 Bar (116 Psi) for jackhammers, air picks, and general sandblasting; choose 10–13 Bar for tunnel drifting and medium-pressure rock drills; select 17–18 Bar (247–261 Psi) for deep water well drilling and high-pressure DTH hammer blast-hole operations.
A: Yes. Equipped with heavy-duty multi-stage air intake filters and high-efficiency oil-air coolers, LGY compressors run continuously in ambient temperatures up to 50°C (122°F) across severe quarry and desert conditions.
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Founded in 2022 in Quzhou City, Zhejiang Province. Operating as the global integrated export arm of Kaishan Group, delivering heavy-duty DTH drill rigs, water well exploration machinery, and screw air compressors worldwide.
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