
Stellite alloy stop blocks are a type of extrusion die accessory featuring excellent wear resistance, corrosion resistance, high-temperature resistance and oxidation resistance. Our company adopts the powder metallurgy process to produce Stellite die materials for the hot extrusion of copper and aluminum. The products boast stable quality and high precision, significantly extending the service life of extrusion dies, and thus have become the preferred material for applications in severe and harsh wear-intensive working conditions.
Product Details
Stellite alloy stop blocks are a type of extrusion die accessory featuring excellent wear resistance, corrosion resistance, high-temperature resistance and oxidation resistance. Our company adopts the powder metallurgy process to produce Stellite die materials for the hot extrusion of copper and aluminum. The products boast stable quality and high precision, significantly extending the service life of extrusion dies, and thus have become the preferred material for applications in severe and harsh wear-intensive working conditions.
Application Fields
Stellite alloy stop blocks are mainly applied in the cavities of extrusion dies for copper and aluminum production.
Advantages and Services
The products are of reliable quality and capable of stable batch delivery.
| Grade | C | Mn | Si | Cr | Ni | Mo | W | Fe | Other | Co | Hardness HRC |
| Stellite 3 | 2.0~2.7 | 1.0 | 1.5 | 29~33 | 3.0 | – | 11.0~14.0 | 3.0 | ≤0.5 | Bal. | 51~55 |
| Stellite 4 | 0.8~1.2 | 1.0 | 1.5 | 28~32 | 3.0 | 1.5 | 12.5~15.5 | 3.0 | ≤0.5 | Bal. | 40~50 |
| Stellite 6 | 0.9~1.4 | 1.0 | 1.5 | 27~31 | 3.0 | 1.5 | 3.5~5.5 | 3.0 | ≤0.5 | Bal. | 38~44 |
| Stellite 12 | 1.1~1.7 | 1.0 | 1.5 | 28~32 | 3.0 | – | 7.0~9.5 | 3.0 | ≤0.5 | Bal. | 44~49 |
| Stellite 20 | 2.2~3.0 | – | 2.0 | 30~34 | 3.0 | 1.0 | 14.0~18.0 | 3.0 | ≤0.5 | Bal. | 53~59 |