DIA 120mm Grinding Steel Rod
The DIA 120mm Grinding Steel Rod is produced from high-quality round steel using a special heat treatment process to ensure optimal hardness and toughness. This makes the DIA 120mm Grinding Steel Rod highly resistant to bending and breakage during the grinding process, ensuring long-lasting performance in mineral processing applications.
Product Portfolio and Core Offerings
With a precisely controlled diameter of 120mm, the DIA 120mm Grinding Steel Rod offers consistent contact with ore particles, promoting efficient grinding and reducing energy consumption. The straightness and uniform length of each DIA 120mm Grinding Steel Rod further enhance mill performance and stability.

Applications Across Grinding and Processing Industries
Machines | Industries |
·Rod mills | ·Mining industry |
·Bar mills | ·Power stations |
·Cement industry | |
·Quartz/Silica sand factory | |
·Coal Chemical Industry | |
·Metallurgical industry |
Technical Data Sheets and Engineering Specifications
Chemical Composition (%) | ||||||
Steel Specification | C | Mn | Si | Cr | S | P |
40Cr | 0.37-0.44 | 0.50-0.80 | 0.17-0.37 | 0.80-1.15 | ≤0.035 | ≤0.035 |
42CrMo | 0.38-0.45 | 0.50-0.80 | 0.17-0.37 | 0.90-1.25 | ≤0.035 | ≤0.035 |
#45/C45 | 0.42-0.54 | 0.50-0.80 | 0.17-0.37 | ≤0.15 | ≤0.035 | ≤0.035 |
60Mn | 0.57-0.65 | 0.70-1.00 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 |
65Mn | 0.62-0.72 | 0.90-1.20 | 0.17-0.37 | ≤0.25 | ≤0.035 | ≤0.035 |
B2 | 0.70-0.92 | 0.70-1.00 | 0.17-0.37 | 0.40-0.70 | ≤0.035 | ≤0.035 |
B3 | 0.52-0.65 | 0.66-1.00 | 1.30-1.90 | 0.74-1.20 | ≤0.030 | ≤0.030 |
BU | 0.95-1.05 | 0.95-1.05 | 0.15-0.35 | 0.45-0.55 | ≤0.035 | ≤0.035 |
BL | 0.55-0.75 | 0.65-0.85 | 0.15-0.35 | 0.70-1.20 | ≤0.035 | ≤0.035 |
BG | 0.90-1.05 | 0.35-0.95 | 0.15-0.35 | 1.00-1.70 | ≤0.035 | ≤0.035 |
Physical Features | |||||||
Steel Specification | Impact Value (J/cm²) | Surface Hardness (HRC) | Diameter (mm) | Length (mm) | Broken Rod Rate (%) | Diameter Tolerance (mm) | Length Tolerance (mm) |
40Cr | ≥12 | 45-60 | 25-140 | 1500-6000 | ≤1 | ±1.5 | ±20 |
42CrMo | |||||||
#45/C45 | |||||||
60Mn | |||||||
65Mn | |||||||
B2 | |||||||
B3 | |||||||
BU | |||||||
BL | |||||||
BG | |||||||
Quality Management Systems and Testing Capabilities

Advanced Manufacturing Facilities and Automation Lines

International Trade Shows and Market Footprint


Partnering Benefits and Value Propositions
The DIA 120mm Grinding Steel Rod can be customized in length according to client requirements, typically ranging from 2 to 6 meters. This flexibility makes the DIA 120mm Grinding Steel Rod suitable for a variety of rod mill configurations and ensures compatibility with diverse operational environments.
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