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Copper and phosphor solder

　　Copper and phosphor solder is a solder based on Cu-P alloy, mainly used in brazing copper and copper alloy. With excellent technique, there is no need to use soldering flux in soldering purple copper. Due to its high intensity of joint of solder, it is widely used in manufacturing of TV set and refrigerators. In many occasions, it can replace the silver solder to be used in solder of copper and copper alloy.
　　To see the table for details.
Product license No.
Chemical contents (%)
Melting temperature(℃)
Soldering temperature(℃)
(reference value)
Replace
license number
Cu
P
Sb
Sn
Others
Total volume of impurities
Fixed phase line
Liquid phase line
BCu93P

rest


quantity
6.8-7.5
≤0.15
710
793
732-843
料201
BCu94P
5.8-6.7
720
800
750-850
料202
BCu92PSb
5.8-6.7
1.5-2.5
690
800
760-827
料203
BCu86PSn
4.8-5.8
6.5-7.0
0.4-1.2
620
660
650-710
QCu12Z
BCu86PSn*
4.8-5.8
5.8-6.8
0.4-1.2
620
660
650-710
QCu12Z