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Brazing Alloy


For professional brazing, soldering and welding applications.


>  RoHS compliant

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BCu93P
Is a low cost alloy suitable for most copper to copper or brass joints where good fit - up exists.


Chemical Composition

AWS A5.8 Class

Melting Range

Recommended
Joint Clearance

Solidus

Liquidus

Silver – 0%
Copper – 92.9%
Phosphorus – 7.1%

BCuP-2

1310 °F
710 °C

1475 °F
802 °C

0.002” / 0.007”

 


BCu91PAg
An economical, low silver alloy, is designed to broaden melting range of BCu93P, widely used in applications where mechanical properties are less critical.


Chemical Composition

AWS A5.8 Class

Melting Range

Recommended
Joint Clearance

Solidus

Liquidus

Silver – 2%
Copper – 91%
Phosphorus – 7%

BCuP-6

1190 °F
643 °C

1450 °F
788 °C

0.003” / 0.005”

 


BCu89PAg
A medium - range alloy is suitable where close fit - up cannot be maintained.


Chemical Composition

AWS A5.8 Class

Melting Range

Recommended
Joint Clearance

Solidus

Liquidus

Silver – 5%
Copper – 89%
Phosphorus – 6%

BCuP-3

1190 °F
643 °C

1500 °F
816 °C

0.003” / 0.006”

 

BCu80PAg
This alloy is excellent for situations in which close fit - up does not exist, and where thermal expansion and service vibration are involved.

Chemical Composition

AWS A5.8 Class

Melting Range

Recommended
Joint Clearance

Solidus

Liquidus

Silver – 15%
Copper – 80%
Phosphorus – 5%

BCuP-5

1190 °F
643 °C

1480 °F
804 °C

0.002” / 0.006”

 


BAg30CuZn
A moderate temperature alloy with flow characteristics useful for wider gaps.


Chemical
Composition

AWS A5.8 Class

Melting Range

Solidus

Liquidus

Silver – 30%
Copper – 38%
Zinc – 32%

BAg-20

1250 °F
677 °C

1410 °F
766 °C

 


BAg45CuZn
Commonly for steel and copper alloys. Melting range useful for wide clearances.


Chemical
Composition

AWS A5.8 Class

Melting Range

Solidus

Liquidus

Silver – 45%
Copper – 30%
Zinc – 25%

BAg-5

1225 °F
663 °C

1370 °F
743 °C

 


BAg50CuZn
Useful in brazing electrical connections and as a cadmium - free replacement for 50% silver alloys. It has a wide melting range suitable for bridging gaps where poor fit - ups are encountered.


Chemical
Composition

AWS A5.8 Class

Melting Range

Solidus

Liquidus

Silver – 50%
Copper – 34%
Zinc – 16%

BAg-6

1270 °F
688 °C

1425 °F
774 °C

 


BAg56CuZnSn
High silver content alloy; makes premium - quality brazes. Free - flowing with unsurpassed capillary attraction and deep penetration with high ductility. Suitable for food processing industry.


Chemical
Composition

AWS A5.8 Class

Melting Range

Solidus

Liquidus

Silver – 56%
Copper – 22%
Zinc – 17%
Sn – 5%

BAg-7

1145 °F
618 °C

1205 °F
652 °C

 


Brazing Flux


For brazing & soldering application


A general purpose brazing flux, good fluidity provides excellent joint penetration, good dispensing performance and is cosmetically superior.


Use with copper, brass, stainless steel, carbide and heavy parts.

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Model

Type

Active Temperature

Size

FB-102

Paste

600 °C to 850 °C

1000g Jar

FB-308

Powder

600 °C to 750 °C

500g Jar