Manufacturers and Exporters of copper and copper alloy products
  • AN ISO 9001-2008 Certified Company
Sunflex Metal Industries

Strips




PRODUCT DESCRIPTION:

  • Copper Strip find many applications as Electrical Conductors, Switch Terminals, Hardware used in Electrical Circuits, Electrical Contacts.
  • These copper strip products are available in Hard, Half-hard and Soft condition.
  • GENERAL PROPERTIES:

  • Material with minimum copper content of 99.9% as per IS 191:
  • SIZE WIDTH: 3 mm to 160 mm.
  • THICKNESS: 0.5 mm to 10 mm.
  • Material with minimum copper content of 99.9% as per IS 191 & IS 1897 copper silver/copper nickel:
  • SIZE WIDTH: 5 mm to 350 mm.
  • THICKNESS: 1mm to 60 mm.
  • EDGE: 

    Square Edge, Radius Edge, Full Radius Edge.
    Length: Up to 6400mm (21`) (depending on section) with standard overall cutting tolerance of 100mm.

    SURFACE TREATMENT: 
    Our Copper Flat Bar can be Electro-plated with Tin or Silver.

    APPLICATIONS:

    BUSBAR

    1. Transformer Connectors.
    2. Earthing Protection in L.T. and H.T. Electrical Panels.
    3. Power Transmission equipment.
    1. Control Panel.

    All of our copper sheets are 99.9% pure copper (premium alloy 110) annealed (dead soft) with a smooth commercial finish.


    Chemical Composition Of Copper

    Material

    Normal Composition

    Nearest Relevant Composition Specification

     

    BS: 2870

    ISO

    JIS

     Electrolytic Tough Pitch  H.C. Copper

      Cu - 99.90% Min. 
      Pb - 0.005% Max
    Bi - 0.001% Max
    O2-0.060% Max

    C 101

    Cu ETP
    1337

    H 3100
    C 1100

     Phosphorous Deoxidized  Copper(DONA)

     Cu - 99.85% Min.
       P-0.013-0.050%

    C106

    Cu DHP
    1337

    H 3100
    C 1220

    * Material confirming to other National Specification e.g. ASTM, DIN etc. is also provided.
    * Available in Strips, Sheets, Plates & Circles form.


    COPPER 
    TYPICAL MECHANICAL PROPERTIES AS PER : B.S. : 2870

    Material

    Temper

    Tensile Strength N/mm2

    Elongation% on 50 mm G.L.

    Vickers Hardness
    VPN

    ISO

    JIS

     Electrolytic 
      Tough Pitch  H.C. Copper

    'O'
    M
    1/2 H
    H

    210 Min
    210 Min
    240 Min
    290 Min

    35 Min
    35 Min
    10 Min 
    -

    55 Max
    65 Max
    70 to 95
    90 Min

    Cu ETP
    ISO : 1337

    H 3100
    C 1100

     Phosphorous
      Deoxidized  Copper

    'O'
    M
    1/2 H
    H

    210 Min
    210 Min
    240 Min
    290 Min

    35 Min
    35 Min
    10 Min 
    -

    55 Max
    65 Max
    70 to 95
    90 Min

    Cu DHP
    ISO : 1337

    H 3100
    C 1220

    'O'b :

     Annealed Condition.

    1/2Hv:

     Half Hard

    Hb:

     Hard

    *    :

     Electric Conductivity at 20 Deg. Cel. 100% IACS(For Cu ETP 'O'Temper)