SILVER BRAZING FILLER METALS WITH FREE CADMIUM

 Silver
 Brazing
 Alloys

 

 Chemical

Composition

 

   Mn

   Ni

   In

AWS/JIS
Spec
Class

Reference

Data

Density
kg/cm3

     Application

 Ag   Cu    Zn Sn Solidus
  ° C
Liquidus
  ° C

 CI-925

 92.5

  7.5

  -

  -

   -

   -

-

BAg-19

  760

  890

 

 

 CI-721

  72

  28

  -

  -

   -

   -

-

BAg-8

  780

  780

 10.0

suitable for furnace brazing in a protective
atmosphere without a flux, very fluid.

 CI-701

  70

  20

   10

  -

   -

   -

-

BAg-10

  725

  750

  9.8

used particular for joining sterling silver.

 CI-601

  60

  23

   17

  -

   -

   -

-

 

  675

  695

  9.8

similar to CI-721. with lower temperature on it.

 CI-562

  56

  22

   17

  5

   -

   -

-

BAg-7

  620

  650

  9.5

to minimize stress corrosion cracking of nickel or nickel-base alloys at low brazing temperature.

 CI-502Ni

  50

  20

   28

  -

   -

   2

-

BAg-24

  660

  707

  9.0

used to cover long narrow joint.

 CI-4900

  49

  16

   23

  -

 7.5

 4.5

-

BAg-22

  680

  705

  8.9

with improved brazing characteristics, used in
brazing tungsten carbide tools.

 CI-450

  45

  30

   25

  -

   -

   -

-

BAg-5

  665

  745

  9.2

especially for brazing in the electrical industry.

 CI-452

  45

  27

   25

  3

   -

   -

-

BAg-36

  640

  680

  9.2

suitable for brazing ferrous & nonferrous base
metals.

 CI-4553

  45

  26

   21

  -

   -

   3

5

 

  665

  685

 

proved positive with regard to braze & flow.

 CI-407

  40

  300

   25

  -

   -

   -

5

 

  635

  715

  9.3

good fluid & flow for welding in compressor part.

 CI-402Ni

  40

  30

   28

  -

   -

   2

-

BAg-4

  670

  780

  8.9

used extensively for carbide tip brazing.

 CI-402Sn

  40

  30

   28

  2

   -

   -

-

BAg-28

  640

  700

  9.1

with a narrower melting range than other cad-free.

 CI-382

  38

  32

   28

  2

   -

   -

-

BAg-34

  649

  721

  8.8

cad-free, ideal substitute for CI-351&CI-301

 CI-350

  35

  32

   33

  -

   -

   -

-

BAg-35

  680

  750

  9.0

frequently used for production brazing applications

 CI-352

  35

  32

   31

  2

   -

   -

-

 

  660

  740

  9.0

similar to CI-350, but lower temperature than it.

 CI-300

  30

  38

   32

  -

   -

   -

-

BAg-20

  650

  750

  8.8

due to its good brazing properties, cad-free & new
uses for this are being developed.

 CI-302

  30

  36

   32

  2

   -

   -

-

 

  680

  765

  8.9

similar to CI-300, but higher temperature than it.

 CI-252

  25

  40

   33

  2

   -

   -

-

BAg-37

  685

  770

  8.7

lower silver & economical, used for brazing steel,
copper and brass.


SILVER COPPER PHOSPHORUS BRAZING FILLER METALS

 Silver
 Brazing
 Alloys

 

 Chemical

Composition

 

AWS/JIS
Spec
Class

Reference

Date

Density
kg/cm3

       Application

  AG

  CU

   P

Other
elements

Solidus
  ° C
Liquidus
  ° C

 CI-P007

  -

  93

   7

 < 0.2

BCuP-2

  705

  805

  8.05

0% silver, better the filleting of the alloy along the joint
boundaries, reducing the alloy flow on the work surface.

 CI-P008

  -

  92

   8

 < 0.2

 

  700

  800

  8.0

0% silver, rapid extensive flow. The flow extend over the
work surface & not easy to be control by the operator.

 CI-002

  2

  91

   7

 < 0.2

BCuP-6

  645

  740

  8.1

2% silver, flow is extensive; used on well fitted joints.

 CI-005

  5

  89

   6

 < 0.2

BCuP-3

  640

  805

  8.2

5% silver, used as an alternate temperature depressant.

 CI-006

  6

  86.8

   7.2

 < 0.2

BCuP-4

  645

  725

  8.2

fast flow & silimar to 5% silver.

 CI-101

  10

  84.5

   5.5

 < 0.2

 

 

 

 

lower silver than CI-151, economical type.

 CI-151

  15

  80

   5

 < 0.2

BCuP-5

  645

  770

  8.4

lower soldering temperature & most versatile; more widely
used on various types of work than other copper P alloys.

 CI-P181

  18

  74.8

   7.2

 < 0.2

 

  645

  670

  8.6

lowest temperature & fastest flow in copper P alloys.

 CI-P201

  20

  74

   6

 < 0.2

 

  630

  660

  8.7

more better for quantity brazing to above.


ULTRA-ALLOY SOLDERING MATERIALS FOR GLASSES/SPECTACLES
Particularly developing ultra-alloy soldering materials, professionally suitable for Glasses/Spectacles business use, soldering professionally to: High Manganese, Nickel Alloy, Titanium Alloy, Stainless Steel Alloy, White Copper Alloy...etc.
 
PRODUCTS DETAILS
 
1. CI-101 Manganese Nickel.
2. CI-102 Stainless Steel / White Copper wire.
3. CI-103 Stainless Steel / White Copper wire.
4. CI-104 High Nickel Alloy, White Copper wire.
5. CI-106 Stainless Steel, Stainless Steel .
6. CI-721 High Nickel Alloy, Titanium Alloy.
7. CI-561 Manganese Nickel / White Copper wire.
8. CI-301-501 Brass / White Copper Alloy.
 

HIGH TECHNOLOGY ELECTRON WIRE MATERIALS
1.
99.995 Silver wire
(suitable to Semiconductor wire ; size from 0.03mm )
2. Silver alloy wire
(suitable to Fuse conductivity of electrical equipment ; size from 0.04mm)
3. Silver-plated Copper wire
  (suitable to Fuse conductivity of electrical equipment ; size from 0.06mm)

SILVER FLUX POWDER / PASTE

Silver Soldering Flux:
This product can be used on silver or other soldering alloys with Liquidus up to 1800F.It is so designed that it can be used to low temperature and extended or uneven heating treatment.Its performance is still as good even under low temperature.We recommend you to use this product in the soldering of stainless steel and copper alloy;under the condition of lower or higher temperature or extended heating time,it can help the fluidity of solder,remove any attachment and oil stain.This product meets the international standards, available in powder or paste,and packaged in 1kg or 30kg barrel.


  SILVER ALLOY TUBES
Alloy No. Composition(%)
CI-935 Ag 93.5, Cu 6.5
CI-925 Ag 92.5, Cu 7.5
CI-900 Ag 90, Cu 10
CI-835 Ag 83.5, Cu 16.5
Specifications as request, tube length with max. to 2.5m
Tube: min Ø12mm x 1.5mm - max Ø30mm x 5mm
Plate: max 50mm width x 5mm thick
2 Wires: Ø6mm/8mm/10mm

  COPPER ALLOYS
Alloy No. Composition(%) Characterisics & application
CB-11 Cu58 Sn0.9 Sio.1 Fe0.8 Zn Rem.

Melting point is about 890. Gas welding and carbon arc welding of brass, also braze welding of copper, steel and cast iron.

CB-11F Cu58 Sn0.9 Sio.1 Fe0.8 Zn Rem. welding rod coated with flux
CB-12 Cu59 Sn0.6 Zn Rem. Melting point is about 900. Braze welding of copper, steel and cast iron.
CB-13 Cu48 Ni10 Zn Rem. Melting point is about 935 and high strength. Braze welding of steel, nickel and carbide alloys.
CB-14 Cu58 Sn0.9 Ni0.5 Si0.1 Fe0.8 Zn Rem. Melting point is about 880.Gas welding and carbon are welding of brass, also braza welding of copper, steel and cast iron.
 

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