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NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors Manufacturers

Home / Products / Gear Reducer / RV Worm Gear Reducer / NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors
  • NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors
  • NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors
  • NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors
  • NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors

NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors

Engineered for precision and industrial durability, this NMRV series worm gear reducer features a high-quality aluminum alloy housing for superior heat dissipation and corrosion resistance. Designed with a modular framework, it ensures seamless integration with various motor types, including NEMA and IEC standards.

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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

Technical Specifications & Features:
Housing Material: Die-cast aluminum alloy (Sizes 025-090) for lightweight and high tensile strength.
Worm Shaft: Made of 20Cr steel with carburizing and quenching treatment; surface hardness up to 56-62 HRC.
Worm Wheel: Wear-resistant stannum bronze alloy for extended service life and low noise operation.
Lubrication: Pre-filled with high-grade synthetic oil, requiring zero maintenance under standard operating conditions.
Mounting Versatility: Supports universal mounting positions (B3, B8, V5, V6) with a hollow output shaft configuration.

Applications:
Ideal for automated production lines, food processing machinery, conveyor systems, and packaging equipment requiring reliable torque transmission and speed reduction.

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

The NMRV Series Double RV Configuration Worm Gearbox provides a high-performance, cost-effective, and customizable solution for power transmission in a wide variety of industries. Its robust construction, self-locking capabilities, and diverse speed ratio options make it an ideal choice for applications that demand precision, efficiency, and reliability. Whether you need it for material handling, automated machinery, or other industrial applications, the NMRV Series gearbox delivers superior performance and durability.

Recommended Products

Products provided by famous enterprises are deeply trusted by users.

Deku Intelligent Drive (Zhejiang) Co., Ltd.

  • 27+

    Years Industry Experience

  • 150000+

    Factory Area

  • 450+

    Skillful Employees

  • 18+

    Advanced Production Line

Deku Intelligent Drive is a manufacturing plant specializing in general hardened gear reducers. The main products are: DPK series bevel gear reducer, DPR series coaxial helical gear reducer DPF series parallel shaft helical gear reducer., DPS series helical gear worm gear reducer, non-standard gear reducer and other four series of hundreds of varieties. We are Wholesale NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors Manufacturers and China NMRV Worm Gear Reducer | Aluminum Alloy Speed Reducer for NEMA Motors Exporter.

Deku Intelligent Drive has introduced the international technology of the reducer group and integrated the current top supply chain of gear processing. box processing and motor supplier, making each gear of the German Deku Intelligent Drive perfect and achieve The highest factory standard for the reducer industry Deku Intelligent Drive ultimate pursuit of product quality, and first introduced the industry's personalized service content and long warranty time.

Due to the integration of the Deku Intelligent Drive supply chain and the high cost performance of the Deku Intelligent Drive the quality of the supply chain is strictly controlled to create the high quality of the Deku Intelligent Drive Therefore, since the establishment of the Deku Intelligent Drive, it has quickly become the preferred brand of the mechanical transmission industry.

HONOR & CERTIFICATE

Our products have obtained, include EC-Type Examination Certificate, BV, MODE, DNV, GL Certificate, EC Attestation of Conformity, Certificate of Type Approval for Marine Product and Lloyd’s Register Quality Assurance.

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  • Safety production standardization
  • Excellent entrepreneur
  • Quality management system certification
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