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Definite Chilled Rolls Manufacturer Malerkotla India

Definite Chilled Rolls Manufacturer

We at Shree Gautam Rolls as being an industry leader manufactures best quality Definite Chilled Rolls. We are a leading Definite Chilled Rolls manufacturers in Malerkotla, India. The working surface of Clear Chill Rolls shows the white graphite free structure consisting of eutectic carbide and transformed austentite. This gives a hard layer which confers good resistance to wear. The core and necks exhibit a tough grey structure, and the iron of the transition zone is mottled.

We use quality material so that we can ensure to be the best Definite Chilled Rolls manufacturers in India. Compared to grey iron, white chill iron is less soft, strong and incapable of with standing high dynamic stresses, but owing to its greater hardness, has better wear-resistance, and has high compressive strength. It retains a fair proportion of its strength at elevated temperature, for example, in hot rolling.

We use quality material so that we can ensure to be the best Definite Chilled Rolls manufacturers in India. Compared to grey iron, white chill iron is less soft, strong and incapable of withstanding high dynamic stresses, but owing to its greater hardness, has better wear-resistance, and has high compressive strength. It retains a fair proportion of its strength at elevated temperature, for example, in hot rolling.

These are also called Clear Chill Rolls. They have hard alloy on the working layer and soft gray iron core depending upon the application. The shell matrix with proper distribution of carbide and graphite, imparts high wear resistance, stability in shape and good surface finishing. The softer core ensures good mechanical properties and resistance to thermal and mechanical shocks. Highly alloyed chill rolls find application for finishing mills for rod and light section mills as well as continues stand of small & medium hot strip mills.

Applications

  • Sheet, plate and strip finishing rolling
  • Section and bar intermediate and finishing rolling
  • Wire rod intermediate and finishing rolling.
  • Wire rod finishing rolling
  • Flat products rolling in Hot strip and Plate Mills.
  • Hot rolling of non-ferrous sheets.

Chemical Composition

Hardness C% Mn% Si% Cr% Ni% Mo% S% P%
60-70
3.00-3.30
0.60-0.90
1.10-1.50
0.80-1.20
1.50-1.80
0.25-0.35
0.06 MAX
0.15 MAX
70-75
3.10-3.40
0.60-0.90
0.70-1.10
1.20-1.60
2.50-4.00
0.25-0.40
0.050 MAX
0.10 MAX