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High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media

Product Specifications Select Now
size
45
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Product Details
Customization: Available
Material: Stainless Steel
Content: 60% ~ 65%
Shipping
Shipping Cost: Contact the supplier about freight and estimated delivery time.
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  • Overview
  • Product Description
  • Product Parameters
  • Company Profile
  • Packing & Delivery
  • FAQ
Overview

Basic Info.

Model NO.
RJ-2877
Usage
Grind
Processing Type
Rolling Type
Size
10-150mm
Color
Black
Customized
Customized
Heat Treatment
Oil Quenching+Tempering
Hardness
45-68HRC
Advantage
Long Service Life & Good Wear Resistence
Certification
ISO9001
Transport Package
Ton Bags or Steel Drums
Specification
1.5-2.5mm, 1.1-1.5mm
Trademark
RONGJIAN
Origin
China

Packaging & Delivery

Package Size
110.00cm * 100.00cm * 100.00cm
Package Gross Weight
50.000kg

Product Description

Product Description
High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media
High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media
Chromium Alloy Cast Iron Grinding Balls
Composition:
Primary alloy: Cr (12-28%)
Microstructure: Chromium carbides (Cr7C3) in martensitic/bainitic matrix
Properties:
Hardness: HRC 58-65 (surface)
Impact toughness: 3-8 J/cm²
Wear mechanism: Hard carbides resist abrasion
Applications:
Cement industry (clinker grinding)
Mining (high-abrasion ores like iron/copper)
Advantage: Lowest cost per ton in high-Cr formulations (Cr > 18%)
High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media
High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media
Product Parameters
Model
Chemical Composition(%)
C
Si
Mn
Cr
S
P
45#
0.42-0.50
0.17-0.37
0.5-0.8
0.25max
0.035max
0.035max
50Mn
0.48-0.56
0.17-0.37
0.6-1.0
0.25max
0.035max
0.035max
60Mn
0.57-0.65
0.17-0.37
0.7-1.0
0.25max
0.035max
0.035max
65Mn
0.62-0.70
0.17-0.37
0.9-1.0
0.4-0.7
0.035max
0.035max
B2
0.70-0.80
0.17-0.37
0.7-0.8
0.5-0.6
0.035max
0.035max
B3
0.58-0.66
1.60-1.90
0.65-0.8
0.7-0.9
0.035max
0.035max
Company Profile
High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media
Pingxiang Rongjian Environmental Protection Chemical Packing Co., Ltd.
Innovative Solutions for Environmental & Industrial Applications
Headquarters: Xiangdong District Industrial Park, Pingxiang City, Jiangxi Province, China
 
Core Capabilities
 Advanced Manufacturing: Custom-designed towers and systems in ceramic, metal, and plastic materials.
Comprehensive Product Portfolio: 200+ specifications including:
• Ceramic/metal/plastic packing materials
• Molecular sieves & activated alumina
• Catalysts & petrochemical additives
• Activated carbon & eco-friendly filtration media
Turnkey Services: Full-scale pollution control and wastewater treatment projects.
Corporate Strengths
  ISO 9001 Certified - Guaranteed quality management system compliance.
 300+ Workforce - Including 100+ specialized engineers and technicians.
30-Acre Production Base - Integrated R&D and manufacturing facilities.
 
Awards & Innovations
 National Science & Technology Achievement Award
Provincial Gold Medal & Famous Brand Product
17 Patented Technologies - Protecting proprietary advancements.
High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media
Packing & Delivery
High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media
FAQ
High Chrome Forged Grinding Steel Casting Balls Iron Ball Grinding Media

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