How do you control product quality?

We implement a four-step process: material inspection, first production inspection, sampling inspection, and 100% pre-shipment inspection by QC assistants.

What is the after-sales service policy?

If issues arise within one month of receipt, you can contact us via voice, video, or email. Our team will provide solutions within one week.

ODM OEM Customized Size High Quality Internal Ring Spurs Planetary Gear Box Ring Gears

Name: ODM OEM Customized Size High Quality Internal Ring Spurs Planetary Gear Box Ring Gears
Brand: Wenling Huirong Machinery Co., Ltd.
SKU: 2191201995

Zhejiang, ChinaWenling Huirong Machinery Co., Ltd.

US$28.00-71.00

400 Pieces

Sample price:US$70.00/piece.Request sample

Product profile

Customization

Available

Application

Motor, Electric Cars, Motorcycle, Machinery, Toy, Agricultural Machinery, Car

Hardness

Hardened Tooth Surface

Model NO.

HR1830

Gear Position

Internal Gear

Manufacturing Method

Rolling Gear

Toothed Portion Shape

Spur /Helical Gear

Material

45#,20crmo,40cr,20crmnti,20cr,20mncr5,35CrMo,38crm

Type

Circular Gear

Teeth

From Z15 to Z150

Max Helix Angle

0-45°

DIN Class Level

DIN4-7

Standard

DIN JIS ASTM GB

Certifications

CE,IATF16949,ISO9001,ISO14001 ,ISO45001 etc

Processing

CNC Machining,Turning,Milling,Stamping,Grinding

Tolerance

CNC Machining:+/-0.001 to 0.005mm

Lubricating

Lubricating Oil

Macro Hardness

55-62HRC

Transport Package

Plywood or Carton Box

Specification

customized

Trademark

Huirong

Origin

Taizhou, China

HS Code

8483409090

Production Capacity

500000 PCS/ Year

Key features

High Precision CNC Machining: Tolerance of +/-0.001 to 0.005mm ensures high-precision internal and external gears.

Durable Material Options: Crafted from 45#, 20crmo, 40cr, and other hardened steel grades for long-lasting performance.

Comprehensive Quality Assurance: Includes professional test reports, online video-inspection, and 100% pre-shipment QC.

Extended Core Component Warranty: Core components are backed by a warranty of more than 5 years for peace of mind.

Advanced Heat Treatment: Utilizes high-frequency quenching, carburizing, and tempering for hardness of 55-62HRC.

Versatile Surface Treatments: Options include blacking, polishing, anodization, chrome, zinc, and nickel plating.

20 Years Manufacturing Experience: Factory with 10,000+ sqm area, 100 machines, and complete 3D quality inspection facilities.

Company profile

Importers and ExportersRaw-Materials TraceabilityQA/QC InspectorsR&D Capabilities

Wenling Huirong Machinery Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier is a combined manufacturing business focused on mechanical parts, gears, gear reducers, transmissions, and bearings. It demonstrates broad customization and ODM capability, five R&D engineers, recent new-product activity, seven production lines, and multiple gear-processing and machining facilities. Quality-related procedures are documented for supplier approval updates, corrective and preventive actions, customer complaints, and finished-product inspection. However, it lacks in-stock capacity, overseas warehouses, overseas agents or branches, overseas showrooms, offline trade-show participation, and SDK availability. International trade experience is limited to one year, with four export-trade staff and one staff member having over ten years of experience. No cooperation with Fortune 500 or well-known brands is reported. Financial records are identified for 2021–2023, but the provided slices do not establish financial strength.

Supplier typeThe supplier is identified as a combined company. Its stated business scope covers mechanical parts and parts processing, gear and gear-reduction and transmission manufacturing, and bearing manufacturing, indicating a manufacturing-oriented industrial supplier.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer complaints. However, it reports no in-stock service capacity, overseas warehouse, overseas showroom, overseas agents or branches, and zero countries with overseas services, limiting demonstrated international service coverage.

R&D capabilityThe supplier reports new products during the past year, ODM services, five R&D engineers, and one national science and technology progress award. It does not have an available SDK, but the broader evidence supports demonstrated R&D and innovation activity.

Production capacityProduction resources include seven production lines, gear hobbing, gear grinding, gear shaping, gear shaving, grinding, machining-center, and CNC-lathe facilities. The supplier also reports valid manufacturing contracts with each related subcontractor, although it lacks in-stock capacity.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM services. These repeated capabilities indicate broad product-development and customization coverage.

Client casesThe supplier reports no OEM service for well-known brands, no cooperation with Fortune 500 companies, and only one year of international trade and export experience. A repeat-buyer preference of 80%–100% is reported, but no named customer cases or verifiable reference accounts are provided.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a factory located in Zhejiang, China, with 20 years of experience, covering over 10,000 square meters and equipped with 100 machines and 3D quality inspection equipment.

Q:How can I get a quotation?

Please provide detailed drawings (PDF/STEP/IGS/DWG), including delivery date, materials, quality requirements, quantity, and surface treatment details.

Q:Can I get a quote without drawings?

Yes, we can accept samples, pictures, or detailed size drafts for accurate quotation. Our engineering team can also help draw based on your creativity.

Q:Do you provide samples before mass production?

Yes, sample fees are necessary but can be returned during mass production if possible.

Q:What is the delivery time?

Samples typically take 1-2 weeks, while batch production lasts for 3-4 weeks.