275 kN·m High Torque SANY SR27 Rotary Drilling Rig
275 kN·m High Torque SANY SR27 Rotary Drilling Rig

High Torque SANY RIG SR275 Rotary Drilling Rig

وصف

Item
Value
Unit
Model
SR275
-
Max. Output Torque
275
kN·m
Max. Drilling Diameter
2800
mm
Max. Drilling Depth (Friction Kelly Bar)
80
m
Max. Drilling Depth (Interlocking Kelly Bar)
65
m
Rotary Head Speed
5–28
rpm
Max. Crowd Force
240
kN
Max. Pull-out Force
320
kN
Operating Weight
88000
kg
Engine Model
Isuzu 6UZ1 (High Power)
-
Rated Power
300 @ 2000
kW / rpm
Main Winch Lifting Capacity
320
kN
Main Winch Max. Lifting Speed
70
m/min
Main Winch Wire Rope Diameter
32
mm
Auxiliary Winch Lifting Capacity
120
kN
Auxiliary Winch Max. Lifting Speed
75
m/min

يشارك :

وصف تفصيلي

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Product Advantages

Power & Efficiency Advantage

Adopts internationally renowned Isuzu 6UZ1 high-power engine, featuring strong power, low noise, low fuel consumption and high reliability. The advanced full hydraulic control system realizes precise control of the power head and winch, improving drilling efficiency by 25% compared with similar products in the same class, effectively reducing the comprehensive operation cost for customers. The engine adopts turbocharged intercooling and electronic injection technology, ensuring stable power output even in high temperature, high altitude and other harsh working conditions, fully adapting to global complex construction scenarios.

Structural Stability Advantage

SANY self-developed SY580R heavy-duty chassis is made of high-strength alloy steel, with optimized structural design and strong bearing capacity, which can stably support the heavy load during deep drilling and high-altitude operation. The 800 mm wide track shoe increases the contact area with the ground, effectively reducing ground pressure and preventing the machine from sinking in soft soil, muddy and other complex construction sites. The 4800 mm extended track span further enhances the overall stability of the equipment, avoiding tilting risks and ensuring construction safety.

Drilling Adaptability Advantage

With max drilling diameter of 2800 mm and max drilling depth of 80 m (friction kelly bar) / 65 m (interlocking kelly bar), it can flexibly meet the construction needs of different large-scale foundation projects. It can efficiently cope with various complex strata such as clay, sand, weathered rock and hard rock, eliminating the need for additional equipment transformation, reducing construction difficulty and improving construction quality and efficiency. The 5-section friction kelly bar with OD 508mm enhances the drilling stability and efficiency in deep holes.

Reliability & Durability Advantage

All key components (engine, hydraulic system, winch, kelly bar) are selected from well-known international brands, with mature technology and strict quality control. The whole machine undergoes rigorous fatigue testing and environmental adaptability testing before leaving the factory, with strong wear resistance and corrosion resistance. The heavy-duty winch and high-strength kelly bar are designed for long-term heavy-load operation, reducing the frequency of maintenance and downtime loss, and improving equipment utilization rate.

5. Operational Convenience Advantage

The humanized operation cab is equipped with a comfortable adjustable seat, air conditioning and an intuitive digital operation interface, which is easy to learn and operate, reducing the labor intensity of operators. The key maintenance parts (engine, hydraulic oil tank, filter) are designed with easy access, simplifying the maintenance process, shortening maintenance time, and reducing maintenance costs. The whole machine adopts flexible walking and leveling system, which is convenient for moving and positioning on complex construction sites, improving operation efficiency.

Environmental Protection & Compliance Advantage

Complies with EU Stage III / EPA Tier 3 emission standards, which is environmentally friendly and energy-saving, avoiding environmental protection risks for customers in international projects. The drilling process adopts mud recycling technology, reducing environmental pollution and keeping the construction site clean. At the same time, the low-noise design of the engine and hydraulic system meets the noise control requirements of urban construction and other scenarios, expanding the applicable scope of the equipment.

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