South Africa’s largest manufacturer of copper, …

1 South africa s largest manufacturer of copper , brass & alloy solutionscopalcor group catalogueJan 2013 Metallurgical Tes ng ServicesMESSAGE FROM THE MANAGING DIRECTOR Copalcor is one company that can service and deliver to the growing electrical sector. We aim to focus on niche markets and to develop an international footprint, leveraging off our total value chain offering. Copalcor (Pty) Ltd is South africa s largest manufacturer of copper , brass and alloy-based, semi-finished productsand turnkey busbar solutions. Established in the Johannesburg area in 1948, the company has undergone various name changes from McKechnie Brothers, brass Extruders (BESA) and Copalcor Rolled Metals (CRM) to the current Copalcor Group.

2 Copalcor offers solutions incorporating a wide range of our rolled, extruded and forged non-ferrous metal products for the local and international ongoing development and expansion the company maintains its position as a leader in the field of service to South African strategic industries and continues to grow as an exporter are maintained throughout each process, from validation of raw material to the final semi-manufactured product. This is achieved by adherence to ISO 9001 GrantManaging DirectorMetallurgical Tes ng ServicesCOPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: GroupHead Office & WorksPhone:+27(0)11 821 Trading -PretoriaPhone:+27(0)12 379 Trading -Port ElizabethPhone:+27(0)41 451 Trading -DurbanPhone:+27(0)31 482 Trading -Cape TownPhone.

3 +27(0)21 982 3 BUSBAR 5 EXTRUDED PRODUCTS 6 ROLLED PRODUCTS 9 FORGINGS 10 INGOTS 10 HANGER BAR 10 EARTHING PRODUCTS 11 EXOTHERMIC WELDING 12 ANTIMICROBIAL PRODUCTS 14 COPALCOR TRADING PRODUCTS 15 USEFUL DATA 16 COPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: , Manufacture and ImplementationPROJECTSC opalcor offers clients a complete solution from design to manufacture, through to installation and the operations ofcasting, rolling and busbar fabrication are all fully integrated.

4 Complete scope of work in design, manufacture and installation of earthing and busbar systems. Design and supply of all steelwork and insulation material for supporting busbar systems. Shipment and installation supervision, including installation manuals and Insulation Slab CastingElectro PlatingSupervised Installation Hot Rolling Copalcor owns the total value chain COPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: ExamplesPROJECTS6 line, 600 tonne, 60 000 Amp/line DC (high current) turnkey busbar installation project for copper foil platingplant (Nan Ya Plastics Corporation, Taiwan, 2007).

5 16 line, 200 tonne, 17 600 Amp/line DC turnkey busbar installation project for NaOH Chlor-Alkali plant(Formosa Plastics Corporation, Taiwan, 2006).220 (120 tonnes) copper Cooling Blocks used in a Titanium Oxide Smelter (Richards Bay Minerals, 2003).Antimicrobial copper touch surface products for the medical Switch ConnectionCOPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: is the leading manufacturer of busbar systems in Southern africa .

6 The operations of casting, rolling and busbar fabrication are all fully integrated. We offer clients a complete solution from design to manufacture, through to installation. Copalcor has extensive experience in managing the shipment and installation of busbar systems size range:Length (max) in excess of 10 000 mmThickness 6 mm up to 50 mmWidth 80 mm up to 615 mmMajor customers: Chemical corporations ( Chlor-alkali plants) Electroplating copper foil plants Mining and mineral beneficiation companies involved in the electro-winning of minerals such as zinc and copper (SX-EW) Companies involved in the metals furnace and smelting is often contracted to coordinate and manage the design and supply of all other hardware associated with busbar systems, including: Flexible connectors, insulation, steel support services Copalcor offers the following on-site services.

7 Painting Electroplating Hot dip solder plating Aluminium busbarsProducts, Projects and Turnkey SolutionsBUSBARS teel Support StructuresCopper SlabInstallationSilver Plated and InsulatedBusbar Fabrication COPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: - - thickness:> 3mmRoundOD: - thickness: > 5mmHexagonAF: - thickness: > 5mmOctagonAF: - thickness: > 5 - - thickness:> 3 - - thickness - - thickness:> 3mmBrass wire in coilsDiameter: - bar profiles available on request.

8 All tolerances comply to BS EN standardsLarge HollowExtruded HollowExtruded SolidCustomised ExtrusionsEXTRUDED PRODUCTSC opalcor can supply you with any custom shapes, sections, edging, railing lock body, electrical contact, and profiles that you might need, in various grades of copper or limitations:Profile to fit in a radius of mmThickness of extrusion to be not less than 3,20 mmCOPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: PRODUCTSR elated specifications - Low fuming bronze:ASTM/AWS R Cu Zn C BS 1453 C4 UNS C68100 SABS 392BS 1845 CZ7 DIN 1733 S-Cu Zn 39 Sn Wn and mechanical properties: Tensile strength - 63,500 psi / 420 mpa Elongation - Brinell hardness - Melting point - 1625 F / 887 C Solidification - 1590 F / 868 CLengths: 450mm to 1000mmPacking and labelling.

9 Tied in 10kg cardboard tubes marked copflo Packed in 500kg wooden RangeA (mm)Mass (kg/m)A (mm)Mass (kg/m) Non-standard sizes available on requestLow Fuming Bronze - Brazing Rod - C681 COPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: PRODUCTSMass Calculation FormulaeCOPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: RangeWidthThicknessCopper foil in to to strip in to to flat strip cut to length (length < 2000mm) to to sheet (length < 2000mm) to to to to to to to platingOptionalOptionalSize RangeWidthThicknessBrass foil in to to narrow strip in to to wide strip in to to wide strip cut to length (length < 2000mm) to to sheet (length < 2000mm) to to Plate (length < 2000mm)(Black as rolled - unscalped)

10 To to to mould plate,cooling blocks &contact shoesHot rolled, forged, ultrasonically tested, inter annealed, cold rolled, black, unsculped, unpickledWidth: to mm, and widerThickness: to mmLength: Please copper And BrassROLLED PRODUCTSF reedom Park, Pretoria COPALCOR HEAD OFFICE Telephone +27 (0)11 821 0700 Fax +27 (0)11 827 8750 Email: Website: BARL eaded machining brass for casting of forging:Forgings of copper and brass offer a number of outstanding advantages over parts produced by other manufacturing pro-cesses. These advantages result from the inherent properties of copper and copper alloys plus additional improvements in mechanical and physical properties imparted by the forging process.