The products of LMM Group have been exported to more than 90 countries, countries & areas in America, Europe, Southeast Asia, the Middle East, Africa, Asia, etc, forming strong and core competitiveness in steelmaking, continuous casting, rolling areas to supply high value-added, green, intelligent and one-stop solution and service to global customers in iron, steel, metallurgical industries, etc.
LMM product segment
Please provide design data for special processing requirements
We manufacture various high-quality rolling rolls according to the clients’ needs , and to ensure the stability and accountability of the quality
?Alloy cast steel rollsCode | AS60 | AS60 I | AS65 I | AS70 | AS70 I | AS70 II | AS75 | AS75 I |
C | 0.55-0.65 | 0.55-.65 | 0.60-0.70 | 0.65-0.75 | 0.65-0.75 | 0.65-0.75 | 0.70-0.80 | 0.70-0.80 |
SI | 0.20-0.45 | 0.20-0.60 | 0.20-0.60 | 0.20-0.45 | 0.20-0.45 | 0.20-0.45 | 0.20-0.45 | 0.20-0.70 |
Mn | 0.90-1.20 | 0.50-1.00 | 0.50-0.80 | 0.80-1.40 | 1.40-1.80 | 1.40-1.80 | 0.60-0.90 | 0.70-1.10 |
Ni | 0.20-1.50 | 0.20-0.50 | ≥0.20 | |||||
Cr | 0.80-1.20 | 0.80-1.20 | 0.80-1.20 | 0.75-1.00 | 0.80-1.50 | |||
Mo | 0.20-0.45 | 0.20-0.60 | 0.20-0.45 | 0.20-0.45 | 0.20-0.45 | 0.20-0.60 | ||
Barrel hardness | 35-50 | 35-45 | 35-45 | 32-42 | 35-45 | 35-45 | 35-50 | 35-50 |
Neck hardness | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 |
Tensile strength | >650 | >750 | >750 | >650 | >680 | >700 | >700 | >800 |
Application | Bar, wire, strip, strip, steel rough rolling, narrow steel support rollers | |||||||
Barrel diameter≤1400mm Barrel length≤4600mm |
Please contact us if there is any question about rolls selection, price or construction:
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As professional one-stop solution provider, LIAONING MINERAL & METALLURGY GROUP CO., LTD(LMM GROUP) Established in 2007, and focus on engineering research & design, production & delivery, technology transfer, installation & commissioning, construction & building, operation & management for iron, steel & metallurgical industries globally.
Our product have been supplied to world’s top steel manufacturer Arcelormittal, TATA Steel, EZZ steel etc. We do OEM for Concast and Danieli for a long time
Continuous casting series:
Smart Steel Plant series: