Furnace Cantilever Roller Specification Table
|
Parameter |
Content |
|
Material Options |
Economy type: ZG40Cr25Ni20Si2 (2520), Long-term ≤1100°C; High-temperature heavy-load type: ZG40Cr28Ni48W5Si2 (2848W5), Long-term ≤1150°C |
|
Room Temperature Hardness |
HB 220~270 |
|
Precision Requirements |
Roll body outer diameter runout ≤0.04mm; Inner hole concentricity ≤0.03mm |
|
Casting Requirements |
Precision casting; No penetrating porosity or cracks allowed |
|
Inspection Standard |
100% Magnetic particle inspection |
|
Surface Requirements |
Working surface Ra ≤6.3μm; No steel sticking or peeling |
High-Temperature Conveying Component
This product is a key conveying part inside the reheating furnace. It works under extremely high temperatures. Its job is to support and convey steel billets. We use heat-resistant alloy material for this product. We offer two material solutions. Option one is the economy type ZG40Cr25Ni20Si2. It works below 1100°C for long periods. Option two is the high-temperature heavy-load type ZG40Cr28Ni48W5Si2. It works at 1150°C for long periods. Our factory has precision casting capabilities. We produce high-quality heat-resistant steel castings. The Furnace Cantilever Roller is built for high-temperature reliability.
Hardness and Precision Requirements
Room temperature hardness for both materials is HB 220 to 270. This hardness gives the cantilever roller some wear resistance. Roll body outer diameter runout is controlled within 0.04mm. Inner hole concentricity is controlled within 0.03mm. These precision levels ensure smooth operation inside the furnace. We use precision casting processes. We ensure no penetrating porosity or cracks in the casting. We do 100% magnetic particle inspection before shipment. We ensure no surface or near-surface defects. Every Furnace Cantilever Roller meets these strict standards.
Surface Quality and Anti-Sticking Performance
Working surface roughness for this product is controlled at Ra ≤ 6.3μm. A smooth working surface does not stick to steel easily. We require no steel sticking or peeling on the working surface. Steel sticking affects billet conveying. This product has been used in reheating furnaces at many steel mills. Users report stable high-temperature performance. We have deep experience in heat-resistant steel casting. Our products withstand long-term high-temperature use. The Furnace Cantilever Roller delivers consistent performance.
Assembly Services and Support
We also offer assembly services for this product. We deliver the roller sleeve and shaft pre-assembled. Our technical team measures installation dimensions on-site. We ensure new cantilever rollers perfectly match your existing furnace. Choose our Furnace Cantilever Roller for reliable furnace conveying.
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