Product details
Chengdu Kaiyuan Roll Industry Co.,Ltd is one of the professional psm ring roll manufacturers and suppliers offering newest, advanced and durable high speed tool steel ring roll with high quality and high performance, which is one of the best brands, welcome to check the pricelist and quotation with us.
Product specification：
Diameter：Φ300-Φ520
Roll width：40-130mm
Product performance：
HRC61~63
The groove life is same as tungsten carbide roll while the redressing
amount is about 1.2-1.6 times that of a tungsten carbide roll.
Roll material: Tungsten-Molybdenum serial high carbon high Vanadium steel with total alloy amount at 20~25%
W16: W EQ=16 —— Reaches W EQ of HSS (WEQ >15)
All other tool steel roll WEQ is below 15，similar to that of Mould steel
WEQ = W PERCENTAGE + 2 x Mo PERCENTAGE。
Single piece casting，density=8.05x103kg/m3。
Properties:
No chemical segregation
Uniform base material, stable microstructure
Uniform hardness（HRC±1）、low attenuation
Excellent red-hardness, wear resistance and impact load capacity
No cracking nor pitting during rolling
Uniform wear along the groove, smooth groove surface
