What is the speed ratio range?

The speed ratio ranges from 7.5 to 100, with double gearboxes offering higher ratios.

What is the average lead time for delivery?

The average lead time is one month for both peak season and off-season.

Is OEM service available?

Yes, OEM service is available, including customization from samples, designs, and full customization.

Chinese Nmrv Series Worm Gear Box

Name: Chinese Nmrv Series Worm Gear Box
Brand: Zhengzhou Aokman Machinery Co., Ltd.
SKU: 691830682

Henan, ChinaZhengzhou Aokman Machinery Co., Ltd.

US$400.00

1-49 Pieces

US$200.00

50-99 Pieces

US$100.00

100-199 Pieces

US$45.00

200+ Pieces

Product profile

Customization

Available

Application

Machinery, Industry

Function

Speed Changing, Speed Reduction

Model NO.

RV30 RV40 RV50 RV63 RV75 RV90 RV110 RV130 RV150

Layout

Orthogonal

Hardness

Hardened

Installation

Horizontal Type

Step

Single-Step

Type

Circular Gear

Model

Nmrv

Rated Power

0.09kw-11kw

Housing

Ratio:100~5000(up to 32000 by Combination)

Material

Cast Iron

Manufacturing Method

Forging, Grinding

Toothed Portion Shape

Helical

Transport Package

Plywood Case

Specification

ISO

Trademark

AOKMAN DRIVE

Origin

China

HS Code

8483409000

Production Capacity

5000PCS/Year

Key features

High Efficiency & Low Noise: Smooth running with low noise and high radiation efficiency for stable performance.

Durable Material Construction: Housing made of die-cast aluminum alloy or cast iron; worm wheel uses stannum bronze alloy.

Wide Power & Torque Range: Power from 0.09-11KW with output torque up to 1050NM for various industrial needs.

Flexible Installation Options: Supports foot-mounted and flange-mounted types with omnibearing installation suitability.

Customizable Color & Design: Colors available in Blue, Silver, or as customers' need; supports custom drawings.

Versatile Industrial Application: Suitable for metallurgy, mining, energy, transmission, water conservancy, and more.

High Hardness Worm Gear: Worm surface hardness up to 56-62 HRX with precise grinding for durability.

Compact & Lightweight Design: Lightweight aluminum alloy housing for frame sizes 025 to 090 with small volume.

Company profile

Years of Export ExperienceExperienced TeamFull CustomizationR&D Capabilities

Zhengzhou Aokman Machinery Co., Ltd.

Henan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Qingdao Port; Shanghai PortAverage Response Time: ≤5.38h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Zhengzhou whose business scope covers generators, servo control mechanisms, precision gear transmission devices, hydraulic machinery, fans, intelligent manufacturing equipment, and other electromechanical products. It has 41 years of stated experience and four years of R&D engineer experience, but no supplier-management-system certification is reported. The supplier supports several forms of customization and OEM services for well-known brands, yet does not provide 3D software design, ODM, SDK, or overseas service facilities. No new products were launched in the past year. Service-management procedures, corrective/preventive-action records, and complaint-handling procedures are not documented. Production capacity, financial credibility, and specific customer cases cannot be conclusively assessed from the available information.

CertificationsThe supplier-management-system certification field is explicitly reported as NIL. This is a stated absence of certification evidence for the assessed management-system category.

After-Sales capabilityThe supplier has no written procedures or records for service assessment, corrective and preventive actions, or effective complaint handling. It also has no overseas warehouse, showroom, agent, branch, or offline trade-show participation, although it accepts several quotation and payment terms and reports a one-month average lead time.

R&D capabilityThe supplier reports four years of R&D engineer experience and offers multiple customization options, but it launched no new products in the past year, does not provide ODM, 3D software design, or SDK services, and is not identified as a professional technical supplier. These explicit limitations indicate weak demonstrated innovation output.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated entries provide direct evidence of broad stated customization service capability, despite the absence of 3D software design services.

Product Q&A

Q:What kinds of gearbox can you produce?

Main products include UDL series speed variator, RV series worm gear reducer, ATA series shaft mounted gearbox, X,B series gear reducer, P series planetary gearbox, and R, S, K, and F series helical-tooth reducer.

Q:Can you make gearboxes according to custom drawings?

Yes, we offer customized service for customers based on their specific drawings.

Q:What are the terms of payment?

30% Advance payment by T/T after signing the contract, and 70% before delivery.

Q:What is the Minimum Order Quantity (MOQ)?

The MOQ is 1 Set.

Q:What materials are used for the housing?

Housing is made of die-cast aluminum alloy for frame sizes 025 to 090, and cast iron for frame sizes 110 to 150.