What is the annual production capacity?

Annual capacity includes 120,000 metric tonnes of roll-forged balls, 80,000 metric tonnes of hammer-forged balls, and 60,000 metric tonnes of casting balls.

What surface treatment is applied to the grinding media?

The surface treatment for the grinding media is sand blasting.

What are the available grades for SAG Mill Balls?

SAG Mill Balls are available in grades 1 through 7, with sizes ranging from 90mm to 160mm and hardness between 57-63 HRC.

High Chromium Cast Grinding Media, Mill Balls

Name: High Chromium Cast Grinding Media, Mill Balls
Brand: JOC Machinery Company Limited
SKU: 1995057005

Jiangsu, ChinaJOC Machinery Company Limited

US$500.00-1,000.00

1 Ton

Product profile

Customization

Available

Certification

ISO 9001:2008

Standard

AISI, ASME, JIS, GB, ASTM, DIN

Model NO.

multi-type

Surface Treatment

Sand Blast

Manufacturing Process

Casting

Material

Chrome Steel or as Customer's Request

Breakage

<1%

Transport Package

Container Bags or Steel Drums

Specification

Dia 20mm-125mm

Trademark

OEM

Origin

China

HS Code

7325910000

Production Capacity

260000 Metric Tonnes Per Year

Key features

Custom Material Options: Chrome Steel material available as per customer's specific request.

Low Breakage Rate: Breakage rate is strictly controlled to less than 1%.

High Surface Hardness: Quenched surface hardness reaches up to 56-63 HRC for durability.

Tailored Specifications: Size, grade, and composition customized based on ore characteristics.

ISO 9001 Certified: Manufacturing process certified under ISO 9001:2008 standard.

Large Production Capacity: Annual capacity includes 120kT roll-forged, 80kT hammer-forged, and 60kT casting balls.

Multiple Grade Options: Offers Ultra Hard, Through Hard, and various High/Middle/Low Chrome grades.

Sand Blast Surface: Surface treatment includes sand blasting for improved quality.

Company profile

JOC Machinery Company Limited

Jiangsu, China

CertifiedBusiness Type: Trading CompanyExport Year: 2000-01-12 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤18h CertifiedTerms of Payment: LC, T/T, D/P CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryJOC Machinery Company Limited is a China-based trading company established in 2000, specializing in machinery parts and complete equipment. Its stated product range includes castings, forgings, bearings, fittings, mining equipment, vehicle parts, and related machinery products. The supplier reports multiple production bases, more than 10 production lines, substantial casting and forging capacities, and exports to over 40 countries and regions. ISO9001 or TS16949 certification is reported for its production bases, although the specific certification scope and validity are not provided. Evidence of after-sales service, formal innovation programs, and customization processes is limited. Trade data shows one recorded transaction involving a Mexican buyer, but no financial figures are included in this assessment.

Supplier typeThe supplier is explicitly identified as a trading company and limited company, founded in China in 2000. Its stated business focuses on foreign trade of machinery parts and complete equipment, while its product portfolio includes castings, forgings, CNC machining, fasteners, seals, and equipment-related products.

CertificationsThe supplier states that its three production bases are certified with ISO9001 or TS16949. This supports the existence of quality-management or automotive-quality certifications, but the slices do not identify which base holds which certificate or provide validity details.

Production capacityProduction capability is supported by three production bases, more than 10 production lines, and stated annual capacities for steel investment casting, iron sand casting, steel forgings, and aluminum casting. The Jiangyin factory is described as performing investment casting and CNC machining, indicating established manufacturing resources.

Client casesThe supplier states that it has exported to more than 40 countries and regions, with markets including South America, Africa, Europe, Australia, and North America. The trade slice identifies one buyer in Mexico and one recorded transaction, providing limited customer evidence but not a broad set of independently detailed customer cases.