19 Mar,2026
What is the difference between a spiral bevel and a hypoid?
The NMRV Series Worm Gear Reducer with Safety Orange Cover is an advanced and reliable solution designed to provide high-efficiency power transmission. This gear reducer is engineered with a versatile range of configurations, including both single and double-stage options, to meet various application requirements. It offers power ranges from 0.06 kW to 15 kW and maximum output torque of up to 1300 Nm. The product is well-suited for diverse industrial applications where compact design, durability, and efficiency are paramount.
| Product Type | NMRV | Ratios[i] | 30 |
| Input speed [η1] | 1400 | Efficiency [η] | 60% |
| Machine base specifications | 025-150 Total 10 types | Transfer power | 60W-15kW |
| Speed ratio range | A single frame has 12 reduction ratios from 5:1 to 100:1 |
Product Features:
• Housing Material:
○ Frames 025–105: Constructed from lightweight aluminum alloy, providing resistance to rust and corrosion for a longer lifespan.
○ Frames 110–150: Cast iron construction, known for its durability and reliability, especially in demanding environments.
• Worm and Worm Gear Construction:
○ Worm: Made from high-quality alloy material, surface-hardened with a tooth surface hardness of 56–62 HRC, ensuring enhanced wear resistance and longevity.
○ Worm Gear: Crafted from premium wear-resistant tin bronze, which contributes to low friction and superior performance.
• Self-locking Mechanism:
○ Single-Stage Worm Gear: Provides excellent self-locking features for enhanced safety.
○ Multi-Stage Worm Gear: Although reducing self-locking characteristics, it offers improved transmission efficiency and better power performance.
• Efficiency and Performance:
○ Efficiency rating of 60% ensures optimal energy usage.
○ Speed ratio range from 5:1 to 100:1, with a total of 12 reduction ratios available in each frame.
○ Transfer power ranging from 60W to 15 kW.
• Safety Orange Cover: The bright safety orange cover enhances visibility, ensuring that the product is easy to locate in industrial environments, promoting safety.
Product Advantages:
• Compact and Durable Design: The NMRV gear reducer features a compact design, making it suitable for limited space environments without compromising performance. The use of high-quality materials ensures durability and a long service life.
• Enhanced Efficiency: With a range of gear ratios and multi-stage configurations, the NMRV gear reducer offers flexibility in achieving optimal power transmission efficiency across various applications.
• Corrosion Resistance: The aluminum alloy housing (frames 025-105) provides exceptional corrosion resistance, making it perfect for use in harsh environments such as food processing or outdoor applications.
• Self-locking Safety: The self-locking feature, especially in single-stage ratios, enhances safety by preventing reverse rotation, which can be crucial in applications where back-driving could cause operational issues.
• Wide Compatibility: With multiple frame sizes and output options, the NMRV Series Worm Gear Reducer can be customized to fit a wide array of machinery and equipment, providing users with a versatile solution for power transmission needs.
• Ease of Installation and Maintenance: The reducer’s design facilitates easy installation, and the robust materials reduce the need for frequent maintenance, resulting in cost savings and increased uptime.
Applications:
The NMRV Series Worm Gear Reducer with Safety Orange Cover is ideal for a wide range of applications, including but not limited to:
• Material Handling: Suitable for conveyor systems, lifting equipment, and other material transport solutions.
• Pumping Systems: Used in various pump drives, offering consistent performance and low maintenance.
• Packaging Machines: Ideal for packaging machinery where compact size and reliability are critical.
• Automated Systems: Employs in robotics and automation, where precise torque and motion control are essential.
• Food Processing: Provides hygienic and reliable operation in food production lines due to its corrosion-resistant housing and easy-to-clean design.
• Textile Industry: Used in textile machinery for stable and smooth operation.
| Working Machine Coefficient | ||||||||||
| Working Machine | Daily working hours | Working Machine | Daily working hours | |||||||
| ≤0.5h | 0.5-10h | >10h | ≤0.5h | 0.5-10h | >10h | |||||
| Sewage Treatment | Thickener (Central Drive) | - | - | 1.2 | Metal Processing | Reversing Slab Mill | - | 2.5 | 2.5 | |
| Filter Press | 1 | 1.3 | 1.5 | Reversing Wire Mill | - | 1.8 | 1.8 | |||
| Flocculator | 0.8 | 1 | 1.3 | Reversing Sheet Mill | - | 2 | 2 | |||
| Aerator | - | 1.8 | 2 | Reversing Plate Mill | - | 1.8 | 1.8 | |||
| Collection Equipment | 1 | 1.2 | 1.3 | Roll Gap Adjustment Drive | 0.9 | 1 | - | |||
| Longitudinal/Rotary Combined Collector | 1 | 1.3 | 1.5 | Conveying Machinery | Bucket Elevator | - | 1.2 | 1.5 | ||
| Pre-thickener | - | 1.1 | 1.3 | Winch | 1.4 | 1.6 | 1.6 | |||
| Screw Pump | - | 1.3 | 1.5 | Hoist | - | 1.5 | 1.8 | |||
| Water Turbine | - | - | 2 | Belt Conveyor < 150kw | 1 | 1.2 | 1.3 | |||
| Centrifugal Pump | 1 | 1.2 | 1.3 | Belt Conveyor ≥150kw | 1.1 | 1.3 | 1.5 | |||
| Positive Displacement Pump (1 Cylinder) | 1.3 | 1.4 | 1.8 | Freight Elevator* | - | 1.2 | 1.5 | |||
| Positive Displacement Pump (>1 Cylinder) | 1.2 | 1.4 | 1.5 | Passenger Elevator* | - | 1.5 | 1.8 | |||
| Bucket Conveyor | - | 1.6 | 1.6 | Scraper Conveyor | - | 1.2 | 1.5 | |||
| Tilting Device | - | 1.3 | 1.5 | Escalator | - | 1.2 | 1.4 | |||
| Caterpillar Travel Gear | 1.2 | 1.6 | 1.8 | Rail Traveling Mechanism | - | 1.5 | - | |||
| Bucket Wheel Excavator (for Pickup) | - | 1.7 | 1.7 | Frequency Conversion Device | - | 1.8 | 2 | |||
| Bucket Wheel Excavator (for Bulk Material) | - | 2.2 | 2.2 | Reciprocating Compressor | - | 1.8 | 1.9 | |||
| Shredder / Chopper | - | 2.2 | 2.2 | Hoisting Machinery | Slewing Mechanism | 1 | 1.4 | 1.8 | ||
| Traveling Mechanism* | - | 1.4 | 1.8 | Luffing Mechanism | 1 | 1.25 | 1.5 | |||
| Plate Bending Machine* | - | 1 | 1 | Traveling Mechanism | 1.5 | 1.75 | 2 | |||
| Chemical Industry | Extruder | - | - | 1.6 | Hoisting Mechanism | 1 | 1.25 | 1.5 | ||
| Slurry Mixer | - | 1.8 | 1.8 | Jib Crane | 1 | 1.25 | 1.6 | |||
| Rubber Calender | - | 1.5 | 1.5 | Cooling Towers | Cooling Tower Fan | - | - | 2 | ||
| Cooling Drum | - | 1.3 | 1.4 | Fan (Axial and Centrifugal) | - | 1.4 | 1.5 | |||
| Mixer (Uniform Media) | 1 | 1.3 | 1.4 | Sugar Production | Cane Knife* | - | - | 1.7 | ||
| Mixer (Non-uniform Media) | 1.4 | 1.6 | 1.7 | Cane Mill | - | - | 1.7 | |||
| Agitator (Uniform Density) | 1 | 1.3 | 1.5 | Beet Sugar Production | Beet Slicer | - | - | 1.2 | ||
| Agitator (Non-uniform Density) | 1.2 | 1.4 | 1.6 | Extractor, Mechanical Refrigerator, Cooker | - | - | 1.4 | |||
| Agitator (Uneven Gas Absorption) | 1.4 | 1.6 | 1.8 | Beet Washing Machine | - | - | 1.5 | |||
| Oven / Drying Furnace | 1 | 1.3 | 1.5 | Beet Crusher | - | - | 1.5 | |||
| Centrifuge | 1 | 1.2 | 1.3 | Paper Machinery | Various Types** | - | 1.8 | 2 | ||
| Metal Processing | Tilting Machine | 1 | 1 | 1.2 | Pulper Drive | 2 | 2 | 2 | ||
| Steel Pusher | 1 | 1.2 | 1.2 | Centrifugal Compressor | - | 1.4 | 1.5 | |||
| Winding Machine | - | 1.6 | 1.6 | Cableways | Freight Cableway | - | 1.3 | 1.4 | ||
| Cooling Bed Cross Transfer | - | 1.5 | 1.5 | To-and-fro Aerial Ropeway | - | 1.6 | 1.8 | |||
| Roller Straightener | - | 1.6 | 1.6 | T-bar Lift | - | 1.3 | 1.4 | |||
| Roller Table (Continuous) | - | 1.5 | 1.5 | Continuous Ropeway | - | 1.4 | 1.6 | |||
| Roller Table (Intermittent) | - | 2 | 2 | Cement Industry | Concrete Mixer | - | 1.5 | 1.5 | ||
| Reversing Tube Mill | - | 1.8 | 1.8 | Crusher* | - | 1.2 | 1.4 | |||
| Shearing Machine (Continuous)* | - | 1.5 | 1.5 | Rotary Kiln | - | - | 2 | |||
| Shearing Machine (Crank Type)* | 1 | 1 | 1 | Tube Mill | - | - | 2 | |||
| Continuous Casting Drive | - | 1.4 | 1.4 | Separator | - | 1.6 | 1.6 | |||
| Reversing Roughing Mill | - | 2.5 | 2.5 | Roller Press | - | - | 2 | |||
This NMRV Series Worm Gear Reducer with Safety Orange Cover represents an optimal solution for industrial power transmission, offering a balance of performance, safety, and longevity for diverse applications.
Years Industry Experience
Factory Area
Skillful Employees
Advanced Production Line
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