Description
NMRV Worm Gear Reducers – High Torque, Long Life, Factory Direct Supply
By sourcing directly from a worm gear reducer manufacturing factory, OEM and bulk buyers benefit from:
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Factory-direct pricing
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Stable batch-to-batch quality
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Long-term supply consistency
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Custom ratio, shaft, and flange options
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OEM branding and documentation support
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Fast technical response from manufacturing engineers
Premium Gear Materials for Long Service Life
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Worm shaft:
Manufactured from high-grade alloy steel, surface-hardened-
Tooth surface hardness: 56–62 HRC
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Worm wheel:
Made of high-quality wear-resistant tin bronze, ensuring excellent anti-wear performance and smooth meshing.
This material combination significantly improves load capacity, transmission stability, and service life under continuous operation.
Performance Specifications
As a full-scale worm gear reducer manufacturer, we offer a wide performance range suitable for light-duty to heavy-duty industrial applications.
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Power range: 0.06 kW – 15 kW
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Maximum output torque: up to 1550 Nm
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Speed ratio (single stage): 7.5 – 100
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Speed ratio (double stage / NMRV combination): up to 5000
Through double NMRV combination, customers can achieve ultra-high reduction ratios while maintaining compact installation dimensions—an ideal solution for low-speed, high-torque applications.
Reliability Engineered by a Professional Gearbox Company
Housing Options by Frame Size
To ensure optimal performance and durability, different housing materials are used according to reducer size:
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Frame size 25–105:
High-quality aluminum alloy housing-
Lightweight
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Corrosion-resistant
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Excellent heat dissipation
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Frame size 110–150:
Cast iron housing-
High structural strength
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Superior vibration resistance
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Designed for heavy-duty and high-load applications
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Why Choose Our Factory? Professional Gearbox Manufacturer with Strict Quality Control
1. Compact Design with High Reduction Ratio
Our NMRV worm gear reducer adopts a classic worm and worm wheel transmission structure, delivering high reduction ratios in a compact housing.
This makes it ideal for space-restricted equipment while maintaining strong torque output.
As a direct worm gear reducer factory, we control machining accuracy and assembly tolerances to ensure stable performance across all models.
2. Modular Worm Gear Units for Motor Flexibility
The NMRV series is designed as standardized modular worm gear units, compatible with:
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Three-phase asynchronous motors
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Servo motors
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Stepper motors
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Micro motors and customized drive systems
Multiple input flanges and output configurations allow easy integration into various industrial systems.
3. Aluminum Housing for Efficient Heat Dissipation
All NMRV gearboxes are produced using high-quality die-cast aluminum alloy housings, offering:
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Lightweight structure
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Excellent heat dissipation
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Corrosion resistance
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Reduced operating noise
Precision-machined worm gears ensure smooth meshing and long service life.
4. Stable Quality from a Professional Gearbox Company
As an experienced gearbox company, we implement:
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Standardized production processes
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Batch-to-batch quality consistency
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Torque, noise, and efficiency testing
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Long-term material and component traceability
This ensures every worm gear unit delivered meets industrial reliability standards.
Factory-Direct Worm Gear Units for Industrial Applications
With standardized production lines and strict quality control, we provide reliable worm gear units directly from the factory, helping B2B customers reduce procurement risk, cost, and lead time.
Frequently Asked Questions
Q1: What reduction ratios are available?
A: NMRV reducers typically offer ratios from 5:1 to 100:1. Higher ratios can be achieved via multi-stage configurations. Check here:
Q2: Can NMRV reducers be customized?
A: Yes. We provide OEM customization for shaft type, flange, mounting, and ratio based on application requirements.
Q3: Are these compatible with different motor types?
A: Our reducers integrate with AC, servo, stepper, and brushless motors.
If you are sourcing from a dependable gearbox company with long-term manufacturing capability, our NMRV worm gear reducer series is a proven solution trusted across multiple industries.
👉 Request your quote now — Get a fast response
Understanding B2B Buyer Pain Points in Worm Gear Reducer Procurement
Industrial buyers do not simply purchase a gearbox—they evaluate consistency, scalability, and lifecycle cost. Based on long-term cooperation with OEM customers, we understand the most common challenges:
1. High Reduction Ratio with Limited Installation Space
Many industrial machines require high torque output at low speed, while installation space is extremely limited. Oversized gearboxes increase design complexity and cost.
2. Compatibility with Different Motors and Mounting Systems
OEM customers often need a single worm gear unit platform that can match various motors and support flange mounting, foot mounting, or vertical installation.
3. Noise Control and Long-Term Stability
Continuous operation environments demand smooth transmission, low noise, and minimal maintenance, especially in packaging, food, and automated production lines.
4. Factory Reliability and Supply Consistency
Inconsistent suppliers, unstable quality, or delayed delivery directly impact production schedules and customer commitments.
Designed for B2B Procurement Needs
Industrial buyers require more than basic specifications. They demand clear model selection, predictable performance, and proven durability.
Our NMRV worm gear reducer series is designed precisely around these requirements.
Complete NMRV Worm Gear Reducer Product Range
11 Standard Sizes for Flexible Selection
Our factory manufactures 11 standard NMRV reducer sizes, allowing customers to select the optimal model based on torque, speed, and installation requirements.
This standardized sizing system simplifies OEM design, spare parts management, and future expansion.
Typical Applications of NMRV Worm Gear Units
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Automated production lines
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Conveyor and material handling systems
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Packaging machinery
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Food and beverage equipment
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Warehousing and logistics systems
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OEM industrial machinery
Our factory-produced worm gear reducers are engineered for continuous operation and demanding industrial environments.
Your Reliable Worm Gear Reducer Manufacturing Partner
Selecting the right worm gear reducer is not only about specifications—it is about choosing a gearbox company with good manufacturing capability.
As a dedicated worm gear reducer factory, we deliver reliable NMRV worm gear units that help our customers reduce cost, improve system stability, and secure long-term supply.
For technical consultation, drawings, or bulk pricing, please contact us directly.