管磨机辊
管磨机辊是将钢带塑造成所需形状的工具，辊由COPRA软件设计。
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描述
The the tube mill rolls are the tool that shape the steel strip into the required shape, the Roller is designed by COPRA software.
Roller
1.Material: D2(Cr12mov) or D3 (Cr12)
2.Heat treatment hardness: HRC58-62.
3.Pass accuracy is ensured by NC machining.
4.Roll surface is polished.
5.Roller surface roughness 1.0
Squeezing Roller
1.Material: H13.
2.Heat treatment hardness: HRC50-53.
3.Pass accuracy is ensured by NC machining.
4.Roller surface is polished.
Roller spacer lMaterial: 45# steel.
