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Siddhartha Tubes Ltd., (CRM Division)
Village : Londhiya, A.B. Road,
Dist. Shajapur - 456 001 (M.P) INDIA
Phone : 91-7364-226606, 226663
Fax : 91-7364-226546
E-mail : crm@siddhart.com
Cold Rolled Coils
Applications Manufacturing process Range & Specifications
Cold Rolled Sheets produced by Siddhartha are widely used in various applications, such as industrial goods, automobile components, precision tubes and consumer durable. These are generally used to manufacture bodies of vehicles, railway coaches, earth moving equipments, material handling equipments, consumer goods like washing machines, refrigeration, bicycles and its parts, office equipments and furniture. These are also used to make galvanized sheets, drums, and barrels, tin plates, agriculture equipments.
  Slitting and Pickling
Hot rolled coils, the basic raw material for CR coils/sheets, are slitted in required width at HR Slitter. These HR coils have a layer of oxide as rust dust on their surface. Coils are uncoiled and passed through hot hydrochloric acid for chemical treatment to remove rust and scales. Siddhartha has latest push pull technology to avoid uneven pickling and other defects.
  Cold Rolling Mill
Siddhartha has a sophisticated 4 Hi (High Crown) Cold rolling mill having a production capacity of 50,000 TPA. The pickled HR coils of higher gauge are reduced to the required thinner gauge on the 4 Hi Mill in number of passes.
  Sheets Annealing
The cut CR sheets are kept in furnace. The temperture is controlled by diesel fired furnace and then cooled in natural atmosphere.
Siddhartha C.R. Coils conforming to IS 513:2008:-
Siddhartha Range in Length & Coils
Thickness (mm) Width (Max) (mm) Length (mm) Temp.
0.35 to 1.60 1020 coils only hard
  CR Sheets
 The sheets can be supplied if full hard/annealed:
 Width:Max 1020 mm
Length: Upto 3600 mm +2/-0 mm
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