How are the balls packaged?

Packaging options include 1000 kg per bag or 850-920 kg per drum.

What types of grinding balls do you offer?

We offer High Chrome, Middle Chrome, and Low Chrome cast grinding media balls.

Grinding Balls for Coal Mill

Name: Grinding Balls for Coal Mill
Brand: Ningguo Dexin New Materials Technology Co., Ltd.
SKU: 1969373031

Anhui, ChinaNingguo Dexin New Materials Technology Co., Ltd.

US$800.00

10 Tons

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Steel & Ferrochrome

Content

>90%

Model NO.

diameter 10-150mm

Usage

Mining, Cement Plant, Power Station, etc

Processing Type

Casting

Size

Diameter 10mm to 150mm

Color

Black

Customized

Applied

Mining, Cement Plant, Power Station, etc

Hardness

58-65 HRC

Metallographic Structure

M+C

Falling Ball Times

≥20000 Times

Transport Package

Ton Bag & Iron Drum

Specification

10mm-150mm

Trademark

Dexin

Origin

China

HS Code

7325910000

Production Capacity

40000 Ton/ Year

Key features

High Surface Hardness: Surface hardness reaches 60-68 HRC for superior wear resistance.

Low Breakage Rate: Breakage rate is less than 1% ensuring long service life.

Wide Size Range: Available in diameters from 10mm to 150mm to fit various mills.

Customizable Options: Customized hardness, structure, and falling ball times available.

High Chrome Composition: Chromium content ranges from 10% to 32% for different grades.

Advanced Manufacturing: Uses shock chilling, oil quenching, and tempering processes.

Multi-Industry Application: Suitable for cement plants, mines, power stations, and chemical industries.

20 Years Experience: Manufacturer with over 20 years of production and export history.

Company profile

Importers and ExportersFast DeliveryQuality AssuranceR&D Capabilities

Ningguo Dexin New Materials Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryExport Year: 2010-10-19Average Response Time: ≤1.39hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with 3D software design and broad customization capabilities. It reports advanced manufacturing equipment, five production lines, ISO 9000 certification, quality assurance, and raw-material traceability. Its stated technical scope includes wear-resistant materials project planning, process technology support, and operator and maintainer training. However, evidence also shows no in-stock service, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. After-sales and complaint-handling procedures are undocumented, warehouse quality-control processes were not found, and no quality-control testing equipment was reported. Financial information is inconsistent or insufficient for assessment: some records state zero operating figures, while another slice reports an annual production output range; monetary figures are excluded here.

Supplier typeThe supplier is explicitly described as a professional technical supplier and operates across special equipment, fasteners, plastics, mechanical equipment, metal products, and mechanical components. Its descriptions also identify technical manufacturing, project planning, process support, and equipment-related services.

CertificationsThe supplier reports holding ISO 9000 certification. This is explicit evidence of certification-system holding, although no further certification scope or validity details are provided.

R&D capabilityThe supplier reports strong research and development capability, independent development of casting-related production lines, 3D software design services, and project/process technology support. Conversely, only one R&D engineer is listed, with responsibilities focused on providing samples, and no SDK is available; the evidence supports technical development capability but not broad innovation strength.

Production capacityProduction evidence includes advanced manufacturing equipment, dedicated casting and heat-treatment equipment, five production lines, and reported quality-control staffing of 41–50. However, the site reported zero quality-control test equipment and no warehouse-control process found, so production scale is supported while production-quality infrastructure appears inadequately documented.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides project planning and design for new wear-resistant-material enterprises, directly supporting a broad customization capability.