DIAMOND AND CARBIDE TIPPED TOOLS

Brazing alloys, with and without silver, for manufacturing of:
tungsten carbide tipped tools, diamond tipped tools, wood-working tools, tools for working and cutting of stone, cement, asphalt, saw blades, plastic materials, crushers, mining and drilling tools, knives and tools for paper cutting, surgical instruments, plowshares, knives for cardboard, plastic, leather, etc.

Brazing alloys with Silver

Code Composition % Melting Range
SOL-LIQ
Density Tensile strength Standard
Ag Cu Zn Sn Ni Si Mn In °C g/cm3 kg/mm2 ISO 17672 EN 1044 AWS A5.8

Alloys

Ag20 20 44 36 0,15 690-810 8,7 43 AG 206
Ag27MnNi 27 38 20 5,5 9,5 680-830 8,7 Ag 427 AG 503
Ag40Sn 40 30 28 2 650-710 9,1 44 Ag 140 AG 105 BAg-28
Ag40Ni 40 30 28 2 670-780 8,9 Ag 440 BAg-4
Ag44 45 30 26 675-735 9,1 51 Ag 244 AG 203
Ag45Sn 45 27 25,5 2,5 640-680 9,2 43 Ag 145 AG 104 BAg-36
Ag49MnNi 49 16 23 4,5 7,5 680-705 8,9 55 Ag 449 AG 502 BAg-22
Ag49MnNi/1 49 27 21 0,5 2,5 670-690 8,9
Ag50Ni 50 20 28 2 660-705 9,0 45 Ag 450 BAg-24
Notes Alloys with nickel and manganese give excellent wetting results when joining carbides. Ag49MnNi is recommended for high temperature service conditions.
Ag55Sn 55 21 22 2 630-660 9,4 44 Ag 155 AG 103
Ag56Sn 56 22 17 5 620-655 9,4 48 Ag 156 AG 102 BAg-7
Notes Ag55Sn and Ag56Sn exhibit the lowest brazing temperatures.
Ag56InNi 56 27 2,5 14,5 600-710 9,6 AG 403
Ag64MnNiln 64 26 2 2 6 730-780 9,6
Notes Suitable for brazing pieces that will be subject to TiN coating.
Ag72 72 28 780-780 10 35 Ag 272 AG 401 BAg-8
Notes Furnace brazing of diamond wire beads.

Fluxes

FLUX AG3 For high temperatures
FLUX AG4 General purpose – Very wide range of temperatures
FLUX AG7 General purpose. Also for Stainless Steel
FLUX AG8 For Stainless Steel and Hard Metal – Brown Paste
FLUX AG11 General purpose. Also for Stainless Steel – For use with automatic dispensing machines
FLUX AG12 For Stainless Steel and Hard Metal – Brown paste – For use with automatic dispensing machines

Trimetals

Code Composition % Melting Range SOL-LIQ Density
Ag Cu Zn Ni Mn °C g/cm3

Alloys

Ag49MnNi/1 TR 49 27,5 20,5 0,5 2,5 670-690 9,0
Ag49MnNi/1 TR 161 49 27,5 20,5 0,5 2,5 670-690 9,0
Ag49MnNi/1 TR 111 49 27,5 20,5 0,5 2,5 670-690 9,0
Ag40Ni TR 40 30 28 2 670-780 8,9
Ag38MnNi TR 38 26 24 4,5 7,5 650-690 8,9
Notes Three layer trimetal strips with copper central core. Excellent for brazing hard metal and carbides, preventing post-braze cracking and absorb in-service impact loads.

Fluxes

FLUX AG3 For high temperatures
FLUX AG4 General purpose – Very wide range of temperatures
FLUX AG7 General purpose. Also for Stainless Steel
FLUX AG8 For Stainless Steel and Hard Metal – Brown Paste
FLUX AG11 General purpose. Also for Stainless Steel – For use with automatic dispensing machines
FLUX AG12 For Stainless Steel and Hard Metal – Brown paste – For use with automatic dispensing machines

Brazing alloys without Silver

Code Composition % Melting Range SOL-LIQ Density Tensile strength Standard
Cu Zn Ag Ni Mn Sn Si B Co P °C g/cm3 kg/mm2 ISO 17672 EN 1044 AWS A5.8

Alloys

Cu60Zn 60 Bal 0,3 875-895 8,4 40 Cu 470a CU 301
Cu59ZnSn 59 Bal 0,4 0,3 875-895 8,4 45 Cu 470 CU 302 RBCuZn-A
Notes Brass for high temperature brazing.
Cu48ZnNi10 48 Bal 10 0,3 890-920 8,7 54 Cu 773 CU 305 RBCuZn-D
Cu48ZnNi9Ag 48 Bal 1 9 0,2 890-920 8,7 54
Cu53ZnNi6 53 Bal 6 0,2 900-920 8,5 49
Notes Brasses with nickel addition. High temperature brazing, improved brazed joint mechanical properties.
Cu97Ni3B 97 3 0.03 1085-1100 Cu 186 CU 105
Cu87MnCo3 87 10 3 980-1030 8,7
Cu86MnNi2 86 2 12 960-990 8,8 Cu 595
Cu85MnNi3 85 3 12 960-990 8,8 Cu 595
Cu67MnNi9 67 9 24 950-955 8,2
Cu58ZnMnCo2 57,5 Bal 2 2 880-930 8,2
Cu55ZnMn4Ni6 55 Bal 6 4 0.3 880-920 8,9
CuMn38Ni9,5 52,2 9,5 38 880-925 7,7
Notes Very high temperature brazing of steels, hard metal and carbides. Alloys especially suited to the brazing of rock-drilling tools.
OF-Cu 99,95 1085 8,9 Cu 102 CU 102 BCu-3
ETP-Cu 99.90 1085 8,9 Cu 110 CU 101 BCu-1b
Notes Pure copper for protective atmosphere furnace brazing.

Fluxes

FLUX BR1 Brazing with Brass
FLUX BR7 For very high temperatures

Nickel Alloys for Vacuum Brazing

Alloys

Notes Nickel based alloys in powder and paste. Vacuum brazing of diamond and carbide grits on steel supports.