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Phosphors Copper Brazing Alloys

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SKU:
SUN-BA-PCBA
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Product Description

Sunraj Industries exports Phos-Copper Brazing Alloys which are easy flow, low cost ones and shows perfect performance in contact brazing,oxy-acetylene brazing, induction brazing and furnace brazing. The joint strength is higher and the conductivity is better. A flux is requried while brazing brass to brass.

Technical Specification and Applications:

Alloy Chemical Composition Melting Range Typical Application
P Sn Cu Solids Liquids
% % % °C °C
S-Cup-1 7.5-8.5 - Balance 710 780 Use for copper and copper alloy parts, refrigeration compressor, not suitable for brazing attacking shocking bend parts.
S-Cup-2 6.5-7.5 - Balance 710 800 Use of Copper and Copper Alloy parts, suitable for air conditioning, refrigerator, evaporator, heat exchange and water heater etc.
S-CuP-3 6.1-6.8 - Balance 710 820 Can make into many kinds of brazing rings, wires, brazing copper and copper alloy parts, brazing ample clerance tie-in.
S-Cup-3Sn 6.5-7.5 6.5-7.5 Balance 640 680 Use of many kinds of copper and copper alloy.
    S-Cup-5Sn
 4.8-5.8  7.0-8.0  Balance  
620 670 Use of copper or brass parts of water heater, radiant heating, radiant heating etc.
S-Cup-6Sn 5-6 5-6 Balance 650 800 Use for copper or brass parts of water heater, radiant heating, etc brazing ample clearance tie-in.
S-Cup-7Sn 6.5-7.5 6.5-7.5 Balance 640 680 Use for copper and copper parts of water heater, water fountain, fuel gas ware, radiant heating and cleaners, polishes etc.

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