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S.G. Iron Rolls

S.G. Iron Rolls

S.G Iron Rolls are available in a wide range of hardness & composition for a variety of application. These rolls are essentially an Indefinite Chill type material, but with the Graphite in Nodularform instead offlake and having alloyed with higher % of Nickel & Molybdenum along with Carbon.

The matrix structure varies from Ferrito-Pearlitic, Pearlitic to Bainitic & Martensitic together with different carbide contents and graphite in the form of spheroids / nodules.

Mechanical Properties

sg iron rolls manufacturers and exporters in malerkotla

Material Specifications Process Hardness
Pearlitic Spheroidal Graphite Static Casting 55 – 65 Shore°C
Acicular Spheroidal Graphite Static Casting 65 – 75 Shore°C
S.G. Grey Cast Iron Static Casting 40 – 50 Shore°C

Chemical Composition (%)


Rolls C Mn Si Ni Cr Mo
Pearlitic 2.90-3.40 0.50-0.70 1.40-2.50 1.50-2.00 0.15-0.35 0.25-0.60
Pearlitic 3.20-3.50 0.60-0.90 1.20-1.90 1.50-2.50 0.25-0.50 0.25-0.60
Accicular 3.20-3.50 0.50-0.70 1.20-1.70 2.00-3.00 0.30-0.70 0.70-1.10
Accicular 3.25-3.55 0.50-0.70 1.20-1.50 2.80-4.00 0.30-0.80 0.70-1.20