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Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Specifications
Place of Origin :
Zibo,Shandong Province
MOQ :
1 unit
Price :
US$140.55-14055.41 per unit
Packaging Details :
Standard wooden box
Delivery Time :
30-60 working days
Payment Terms :
L/C
Supply Ability :
10 units/day
Power Range :
Very wide, from several hundred kW to over 3000 kW.
Output Torque Range :
Extremely high, up to millions or even tens of thousands of kNm.
Ratio Range :
Typically large, depending on roller diameter and speed requirements.
Rated Crushing Force :
The gearbox design is matched to this force, which can reach thousands of kN or higher.
Input Speed :
Matched to standard motors (e.g., 1000/1500 rpm).
Output Speed :
Typically within the range of 15-30 rpm, depending on process requirements.
Description
15-30 Rpm Speed Roller Presses Mining Gearbox Ultra High Load Capacity & Torque Density
Product Overview
The dedicated gearbox for mining equipment roller presses (High-Pressure Grinding Rolls - HPGR) serves as the core power transmission component. Engineered specifically for extreme operating conditions including immense radial pressure, severe shock vibrations, and high-dust environments, this gearbox converts high-speed rotational power from the motor into the low-speed, ultra-high torque power required by counter-rotating rollers to generate tremendous compressive force for crushing and grinding materials like ore and cement clinker.
Key Advantages
  • Ultra-High Load Capacity & Torque Density: Planetary gear configuration or parallel shaft + planetary stage combinations provide compact design with high reduction ratio and super-large torque output in limited space
  • Exceptional Reliability: Ultra-high-strength alloy steel components and top-tier international brand bearings ensure ultra-long service life under harsh conditions
  • Special Bearing Design: Output end utilizes bearing combinations designed to withstand enormous crushing forces
  • Robust Shock & Vibration Resistance: Extreme rigidity housing structure and optimized gear teeth profile modifications effectively buffer shocks
  • Advanced Lubrication & Sealing System: Independent forced lubrication station with multiple sealing solutions prevents abrasive dust ingress
  • Modular & Integrated Design: Compact structure integrating gearbox, fluid coupling, and motor on common base for easy installation
Technical Specifications
Parameter Specification
Power Range Several hundred kW to over 3000 kW
Output Torque Range Extremely high, up to millions or tens of thousands of kNm
Ratio Range Typically large, depending on roller diameter and speed requirements
Rated Crushing Force Matched to design, reaching thousands of kN or higher
Input Speed Matched to standard motors (1000/1500 rpm)
Output Speed 15-30 rpm (depending on process requirements)
Service Factor Extremely high (typically > 2.5) for extreme shock loads
Design Standards AGMA, DIN, ISO with rigorous Finite Element Analysis (FEA)
Industry Applications
  • Mining Industry: Ultra-fine crushing of ores in metal mines (gold, silver, copper, iron, diamonds) to increase throughput and reduce energy consumption
  • Cement Industry: Finish grinding or pre-grinding of cement clinker, limestone, and slag for significant energy savings
  • Metallurgical Industry: Raw material preparation for pelletizing production
  • Other Industries: Applications involving grinding of high-hardness materials
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Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density

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Product Detail
Place of Origin :
Zibo,Shandong Province
MOQ :
1 unit
Price :
US$140.55-14055.41 per unit
Packaging Details :
Standard wooden box
Delivery Time :
30-60 working days
Payment Terms :
L/C
Contact Supplier
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density
Mining Gearbox for Roller Presses with Ultra High Load Capacity 15-30 Rpm Speed and High Torque Density

Zibo Najie International Trade Co.,Ltd.

Verified Supplier
1 Years
shandong, zibo
Since 2025
Business Type :
Manufacturer, Seller
Main Products :
Locomotive Gearbox, Air Cooled Island Gearbox, Mining Machinery Pulsation Box
Employee Number :
100~200
Certification Level :
Verified Supplier
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