QYD has supplied more than 30 silicon steel heat treatment lines all around the world, products include entrance/exit seal rolls, water cooling roller, steel plain roller, chrome plating roller,carbon sleeve roller, ceramic sleeve roller and also radiant tubes with both W type and U type.
| Item | Content |
| Name | Hearth roll/furnace roll |
| Material | Heatresistant alloy(HK40/1.4848; 1.4852; 2.4879; more 2), Stainless steel, wear-resistant steel, or customized |
| Process | centrifugal casting;hot rolled; forged |
| Working Temp. | room tempt.-1300ºC |
| Specification | Outside diameter 50-1200mm |
| Applicable Industry | Metallurgical, glass etc. |




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