IntroductionBall mill is typically designed for grinding different kinds of ores and many other grindable materials, and it can be widely used in mining fields, building materials, metallurgy, chemical industry, and many other industrial. Ball mill spare parts need has sufficient strength, high wear resistance and good processability. There are two ways of grinding: the dry way and the wet way. It can be divided into tabular type and flowing type expelling different mine. We can supply all kinds of spare parts of ball mill for you.
Ball Mill LinerEngineered with high manganese steel (Mn13, Mn18) and specialized wear-resistant alloys, our ball mill liners deliver exceptional durability and grinding efficiency in the most demanding milling operations.
Designed for mining concentrators, cement plants, and industrial grinding systems, these critical wear components provide superior impact absorption and extended service life when processing ores, clinker, slag, and various abrasive materials.
Precision-cast and heat-treated to exact specifications, our liners ensure secure fit, smooth material flow, and reliable operation across diverse grinding applications—from mineral processing to industrial powder production—delivering consistent throughput and maximum mill availability for your plant.
Key Features
- Superior Material Quality: High-grade manganese steel construction provides outstanding hardness and toughness, ensuring reliable grinding in the most demanding applications.
- Extended Wear Life: Advanced metallurgy and heat treatment processes maximize resistance to impact and abrasion, significantly reducing downtime and replacement costs.
- Versatile Applications: Ideal for grinding various materials, including clinker, ore, slag and minerals in cement plants, mines and power generation facilities.
- OEM Compatibility: Precision-manufactured to fit major ball mill models, ensuring seamless installation, stable operation, and consistent grinding efficiency.
Ball Mill Liner Sepefication
| Material |
Chemical Composition (%) |
Mechanical Property |
|
Mn |
Cr |
C |
Si |
Ak/cm |
HB |
|
| Mn13Cr2 |
12~15 |
1.7~2.2 |
1.15~1.25 |
0.3~0.8 |
>140 |
≤220 |
| Mn18Cr2 |
17~19 |
1.8~2.2 |
1.15~1.3 |
0.3~0.8 |
>140 |
≤230 |
| Mn22Cr2 |
21~13 |
1.8~2.2 |
1.1~1.4 |
0.3~0.8 |
>140 |
≤240 |
| Brand |
Materials |
C |
Mn |
Si |
Cr |
S |
P |
| JC-1 |
50Mn |
0.48-0.56 |
0.70-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
| JC-2 |
60Mn |
0.57-0.65 |
0.70-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
| JC-3 |
65Mn |
0.62-0.70 |
0.90-1.2 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
| JC-4 |
B2 |
0.72-0.85 |
0.70-0.80 |
0.17-0.37 |
0.40-0.70 |
≤0.035 |
≤0.035 |
| JC-5 |
B3 |
0.58-0.70 |
0.70-1.00 |
1.50-1.90 |
0.70-0.90 |
≤0.035 |
≤0.035 |
| JC-6 |
B6 |
0.80-0.95 |
0.80-1.00 |
0.17-0.37 |
0.80-1.00 |
≤0.035 |
≤0.035 |
| Nominal diameter |
Diameteical Tolerance |
Weight of single ball in average |
Surface hardness |
Impact toughness |
| (mm) |
(mm) |
(g) |
(HRC) |
(j/cm2 ) |
| Φ20 |
+2 -1 |
32 |
60-65 |
≥14 |
| Φ25 |
64 |
| Φ30 |
110 |
| Φ40 |
263 |
| Φ50 |
513 |
| Φ60 |
+3 -2 |
888 |
| Φ70 |
1410 |
| Φ80 |
2104 |
| Φ90 |
2996 |
| Φ100 |
4110 |
| Φ125 |
+3 -3 |
8027 |
58-63 |
