High chrome casting grinding ball
Inquire NowDescription
The High Chrome Casting Grinding Ball is an essential tool for various industrial applications, primarily utilized in Ball and SAG mills for mining, cement, and other industries. It effectively mills and crushes materials such as ore, coal, sand, and cement. Crafted through alloy casting, these grinding balls boast a superior microstructure, providing excellent hardness and a low breakage rate due to advanced heat treatment processes. This results in reduced wear rates and minimized downtime for ball mills, making them a reliable choice for enhancing operational efficiency.
Characteristics:
The high chrome grinding ball contains 10-26% chrome, ensuring durability and performance in challenging milling conditions. Its design adheres to several international standards, including GB/T 17445-2009, ASTM 531/A 532M-93A, and EN 12513:2000E.
Specifications
| Property | Details |
|---|---|
| Micro Structure | Martensite + Carbide + residual Austenite |
| Impact Value | Min. 3.5 J/cm² |
| Surface Hardness | HRC 58-63 |
| Hardness Variation | Max HRC 2 (from surface to core) |
| Times of Falling Ball | Min. 28,000 |
| Breakage and Deshaping | Max 0.5% |
| Chemical Composition | Carbon: 2.0-3.2%, Silicon: 0.3-1.2%, Manganese: 0.2-1.5%, Chromium: 10.0-28.0%, Nickel: Max 1.20%, Molybdenum: Max 1.50%, Copper: Max 1.50%, Phosphorus: Max 0.10%, Sulfur: Max 0.12% |
| Grinding Ball Sizes | 5/6/8/10/12.5/15/17/20/25/30/40/50/60/70/80/90/100/110/120/130 mm |
| Package | Metal drum with wood pallet, 800-1000 kgs per drum, 2 drums on one pallet |
| Minimum Order Quantity (MOQ) | 50 tons for each shipment (FCL 2 Containers), 5 tons for each size & each chrome content |
| Lead Time | 0-100 tons: 15-20 days; 100-500 tons: 15-30 days; 500-5000 tons: 15-150 days |
| Payment Terms | 20% deposit, balance T/T within 7 days after B/L copy |
