The
new generation of high-speed wire and rod composite roll is made from ZHUZHOU
LIZHOU CEMENTED CARBIDE CO.,LTD mainly used in the front frame of deformed steel
bar and bar mill,which is using a new generation of high-speed wire rod and hot
roll material can significantly reduce the change slot and roll changing times,
also reduce labor intensity and improve labor productivity,improved surface
quality and lumber rolled percentage,thereby obtaining a significant economic
benefit.
Recommended grade: LR30/LR40/ LR45/L55/LR60
Grade | Chemical Composition | Density | Hardness | Bending Strength |
WC | Bindingphase | g/mm3 | HPA | N/mm2 |
LR30 | 83.50 | 14.28 | 14.00 | 86.0 | 2360 |
LR40 | 82.50 | 17.00 | 13.75 | 85.5 | 2400 |
LR45 | 81.00 | 19.00 | 13.65 | 84.5 | 2250 |
LR55 | 79.50 | 25.34 | 13.20 | 84.0 | 2400 |
LR60 | 79.00 | 28.50 | 12.90 | 83.0 | 2200 |
Size:
Type
| Dimension |
D | d | H |
HR-156×94×70 | 156 | 92 | 62 |
HR-156×87×62 | 156 | 87 | 61 |
HR-158.8×87.32×62 | 158.8 | 87.32 | 62 |
HR-170.66×95×70 | 170.66 | 95 | 70 |
HR-170.66×95×57.35 | 170.66 | 95 | 57.35 |
HR-180×87.32×72 | 180 | 87.32 | 72 |
HR-180×120.65×72 | 180 | 120.65 | 72 |
HR-210.5×120.65×72 | 228.3 | 120.65 | 72 |
HR-212 ×120 ×60 | 212 | 120 | 60 |
HR-228.3×126×72 | 228.3 | 126 | 72 |
HR-228×135×72 | 228 | 135 | 72 |
HR-228×130×72 | 228 | 130 | 72 |
HR-228.34×130×44.476 | 228.34 | 130 | 44.476 |
HR-285×160×95 | 285 | 160 | 95 |
HR-285×160×70 | 285 | 160 | 70 |
HR-300×160×70 | 300 | 160 | 70 |