mill roll hardness

Mill roll material and roller surface hardness

Steel mill roll and have a larger impact force load, should have sufficient strength and hardness of the roll surface can be placed on second. Roughing mill roll should be chosen by special soft annealed pearlite ductile iron rolls, the hardness should be lower, usually select the hardness HS38 ~ 42.

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tube mill rolls hardness

Roll Machining Technologies & Solutions Your new technology and new views on tube and pipe mill tooling are very refreshing. Before we used "Super Roll" we were getting 1.5 million feet per run. We are presently getting over 2.5 million feet, not mention the savings ...

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Hardness testing for rolling mills

surface hardness deviates from specification. With its unmatched portability and data accuracy, Proceq's Equotip 550 is currently used by many rolling mills to monitor roll surface hardness.

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Category: Union Electric Akers COLD MILL Forged and Cast Rolls …

hardness alloy carbides in a fine grain tempered martensitic matrix that manifests enhanced wear resistance. Typical Depth of Hardness 0 0.4 0.8 1.2 2.4 0 inch mm inch 10 20 30 60 mm Radial Depth 2.0 50 1.6 40 Hardness Hld + /– 10 Hardness Hsd (JIS) + /– 2

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hardness of mill role

Mill Roll Hardness Milling Equipment: mill roll hardness - A class of machinery and equipment that can be used to meet the production requirements of coarse grinding, fine grinding and super fine grinding in the field of industrial grinding.The finished product can be controlled freely from 0 to 3000 mesh.

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Hardness Furnace For Tube Mill Rolls

Hardness hardness furnace for tube mill rolls Mill Roll Hardening Systems Inductotherm Corp. Mill Roll Hardening Systems are becoming increasingly popular with the expanding development of cold mills which subject the rolls to high stresses.These systems

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tube mill rolls hardness

Roll Machining Technologies & Solutions Your new technology and new views on tube and pipe mill tooling are very refreshing Before we used “Super Roll” we were getting 15 million feet per run We are presently getting over 25 million feet, not mention the savings in ...

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Hardness Conversion Chart – Cast rolls – Mill Rolls …

 · Piercing Mill Roll Piercing Plug MPM/PQF/FQM Mill Rolls Extracting Mill Rolls and Sizing Mill Rolls Guide Plate Technology Melting Casting Heat Treatment Machining Quality Assurance Service & Support Contact Search Hardness Conversion Chart – Cast rolls ...

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INDUCTION HARDENING OF MILL ROLLS

Fig. 2 shows process of single frequency hardening of a mill roll. Installation can harden rolls with diameter up to 400 mm and weight up to 3 tons. Converter power is 650 kW, frequency 200-1000 Hz. Fig. 2. Single frequency hardening of a mill roll (left) and

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Hardness Of Mill Role

mill roll hardness - jacquesdoppee Nov 15, 2017· Hardness, microstructure and chemical composition of mill roller shells play a marked role in wear resistance . Although hardness and relative wear are linearly proportional for most of the commercial pure metals, ...

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DAEWHA ALLOYTECH

Sphroidal Graphite Mill Roll, Impact Resistance (Toughness), Wear Resistance, Thermal Crack Resistance 2. High Speed Steel (HSS) MC Carbide and Martensite formation – Hot Hardness, High Toughness Hardness : HS70~85 270D (Hs 67/70) X 50 270D(Hs ...

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MBI Rolls

Mill Type Roll Function Material Hardness Cold Rolling Mill Intermediate Roll 9Cr2M, MC3, MC5 70 ~ 85 HSD Work Roll 9Cr2MoR, 86CrMoV7, MC3, MC5 80 ~ 105 HSC Back-Up Roll 60Cr3Mo, 9Cr2Mo, 86CrMoV7, 70Cr3NiMo 60 ~ 80 HSC Sendzimir & Cluster Mill

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DAEWHA ALLOYTECH

Hardness : HS40~60 Micrograph : 420N (Hs 55/60) X 50 420N (Hs 55/60) X 100 Property : Excellent Toughness, Applying for Heavy Load Condition 2. Ductile Cast Iron (DCI) Spherodal graphite Mill Roll, Impact Resistance (Toughness), Wear Resistance ...

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