What is the lead time for production?

The average lead time is 1-3 months for both peak season and off-season.

What are the main applications of this girth gear?

It is widely used in ball mills, rotary kilns, horizontal mills, and rotary dryers for transmission, speed changing, and rotation.

What quality control measures are taken?

We perform Raw Material Inspection, UT, MT, Inspection, and Size I. The process includes complete material testing and quality control.

Ball Mill Cast Iron Large Diameter Spur Rotating Segmented Girth Gear

Name: Ball Mill Cast Iron Large Diameter Spur Rotating Segmented Girth Gear
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 2020872132

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$800.00

1-99 Pieces

US$400.00

100+ Pieces

Product profile

Customization

Available

Application

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

Hardness

Hardened Tooth Surface

Model NO.

Segmented Girth Gear

Gear Position

External Gear

Manufacturing Method

Rolling Gear

Toothed Portion Shape

Spur Gear

Material

Cast Iron

Type

Girth Gear

Name

Girth Gear

Process

Milling,Hobbing

Test

Raw Material Inspection, Ut, Mt,Inspection, Size I

Processing

Milling,Hobbing

OEM Service

Yes

Number of Teeth

176

Heat Treatment

Quenching and Tempering

Certificate

ISO9001

Weight

Max 50t Per Piece

Transport Package

Wooden Box/Pallet

Specification

Large Gear Rack

Trademark

Kingrail Parts

Origin

China

Production Capacity

100000meter/Year

Key features

Custom OEM Service: OEM service is Yes. Customizable name, process, teeth count, and heat treatment per requirements.

High Quality Material: Made of Cast Iron or Medium Carbon Steel. Hardened tooth surface with Quenching and Tempering.

Robust Spoke Plate Structure: Composed of two semi-tooth rings for large modulus and diameter girth gears.

ISO9001 Certified: Certified ISO9001 with complete material testing including Raw Material Inspection, UT, MT, and Size Inspection.

Wide Application: Used in ball mills, rotary kilns, horizontal mills, and rotary dryers for primary rotational drive.

Large Capacity: Weight up to Max 50t Per Piece. Number of Teeth: 176.

Professional Manufacturing: Processes include Milling, Hobbing, Turning, Grinding, and Shaping. Full machining and surface treatment.

Reliable After-Sales: Full machining, primer coating, surface treatment, and quality control support provided.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.26h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with business activities covering metal-product research and development, technical services, key systems and components, railway rolling stock parts, and related equipment sales. It reports ISO 9000 and ISO 9001 certification, OEM service for well-known brands, ODM capability, and broad customization options. Reported production capacity includes wheels, track materials, and metal products, while quality-control and traceability evidence is incomplete. The supplier has one R&D engineer, no new products reported in the past year, no available SDK, and no R&D audit documentation. After-sales service is included in the R&D engineer’s responsibilities, but documented complaint-handling and corrective-action records are absent. No monetary or financial figures are included in this assessment; the available records only identify financial information for three historical years. Overseas service infrastructure is limited, with no overseas agents, branches,...

Supplier typeThe supplier is explicitly classified as a trading company. Its stated activities include metal-product R&D and technical services, as well as sales of key systems, railway rolling stock parts, and related equipment.

CertificationsThe supplier reports ISO 9000 and ISO 9001 management-system certifications. However, quality assurance status is unspecified, and approved-supplier, corrective-action, and complaint-handling records are incomplete or undocumented.

Production capacityReported annual capacity includes 20,000 wheels, 10,000 tons of track materials, and 800 tons of metal products, supported by 11–20 quality-control staff and ISO certifications. However, the supplier states it has no in-stock service capacity, while raw-material traceability and outsourcing controls remain unknown.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization, and also provides ODM services. These statements directly support broad customization capability.

Product Q&A

Q:What is the material of the girth gear?

The girth gear is made of Cast Iron. Other options include Medium Carbon Steel (35#, 45#), Carburizing Steel (20CrMnTi, 20CrMnMo), and Alloy Steel (40Cr, 35CrMo, 42CrMo, 40CrNiMo).

Q:Can the girth gear be customized?

Yes, OEM service is available. King Steel can customize girth gears according to customer specifications, including name, process (Milling, Hobbing), number of teeth (e.g., 176), and heat treatment.

Q:What is the heat treatment process?

The heat treatment includes Quenching and Tempering. Other options are Hardening & Tempering, Surface Quenching, Integral Quenching, Carburizing Quenching, Normalizing, and Nitriding.

Q:What is the maximum weight of a single piece?

The maximum weight is up to 50t Per Piece.

Q:What certifications does the product have?

The product is certified with ISO9001.