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Manufacturer and Exporter of Quality Brazing and Welding products that include Silver Brazing Alloys, Silver Copper Phosphorous Brazing Alloys, Copper Based Brazing Alloys, Aluminum Wires, Brazing Fluxes, S.S. Tig and Mig Wire. Our Products   SILVER BRAZING ALLOYS   Cadmium Bearing Alloys   Cadmium Free Alloys   For Tungsten Carbide Tipped Tools SILVER COPPER PHOSPHORUS BRAZING ALLOYS COPPER BASED BRAZING ALLOYS (BRASS) FLUXES     News & Events We have been able to carve a niche for ourselves in the international market by supplying products including brazing alloys and brazing fluxes like silver brazing fluxes, copper brazing fluxes and other soldering fluxes that are known for their reliability and quality. Our range of products has a proven track record in many industries across the globe including Air Conditioning, Defence, Heavy Engineering and Power, Hydraulic Motors, Pumps, Radiators, Railways, Refrigeration, Switch Gears and Tools Industries.         Cadmium Free Alloys We have developed a range of cadmium free alloys, keeping in view the requirements of our end users, which mainly consist of food and beverage industry. These alloys are suitable for use on most ferrous and non-ferrous materials. We offer numerous material compositions for general purpose and specialty applications, which are available in strip, wire, powder, paste, preforms, clad tri-metal products and flux-cored wire. Product Code Composition % Melting Range Corresponding Standard   Ag Cu Zn Others Celsius DIN 8513 BS 1845 AWS A5.8.89 IS 2927 -311SnA 92 8 - 0.15Sn 780-890 - - B Ag-19 BA Cu Ag 0   ALFA - 311SnA is suitable for protective atmosphere brazing and is of particular advantage when brazing precipitation hardening and other stainless steels in 760°C to 870°C range. This alloy is usually used where the precipitation-hardening heat treatment is combined with the brazing operation. -311A 83 15 2 - 780-830 L-Ag83 - - -   ALFA - 311A is used for brazing of precisions silver linings of chemical equipments or precision silver equipment. -308A 80 16 4 - 738-810 - - - BA Cu Ag 1   ALFA - 308A is used in assembling of vacuum tubes where volatile elements are not permitted to be used. This alloy is free flowing yet it does not wet well on ferrous metals. -312 75 22 3 - 741-788 - - - BA Cu Ag 2   ALFA - 312 is generally used for joining sterling silver or brazing of objects made of silver alloys which are enameled after the brazing process. -309B 72 28 - - 780-780 - - B Ag-8 BA Cu Ag 3   ALFA 309B is suitable for furnace brazing in a protective atmosphere. It is very fluid and can be used on copper or copper alloys , stainless steel, nickel based alloys and carbon steel. -307B 70 20 10 - 690-740 - - B Ag-10 -   ALFA - 307B is used especially for joining sterling silver. The colour, after brazing , approximates the colour of sterling silver . -313 67 23 10 - 700-730 L-Ag67 - - -   ALFA - 313 is used for brazing of silver goods which are made from silver alloys. -311B 65 20 15 - 690-720 L-Ag64 - B Ag-9     ALFA -311B is Similer to ALFA-307A but it is more economical and provides less strength to the joint. -307A 61 29 10 - 690-735 - - - BA Cu Ag 6   ALFA - 307A is particularly suitable for joining electrical components requiring high electrical conductivity. -306SnB 60 23 14 3 Sn 620-685 L-Ag60Sn - - -   ALFA - 306SnB is similar to ALFA-313. -306 60 26 14 - 695-730 L-Ag60 AG13 - -   ALFA - 306 is used for brazing monel, silver and nickel alloys. -306Sn 60 30 - 10Sn 600-720 - - B Ag-18 BA Cu Ag 7   ALFA - 306Sn is similar to ALFA 309B in its applications . The tin contents help in wetting the surface of stainless steel, carbon steel and nickel base alloys. It is specially used for vacuum applications. -311Sn 56 22 17 5Sn 620-750 L-Ag55Sn - BAg-7 BA Cu Ag 8   ALFA - 311Sn is a low melting filler metal and does not contain cadmium. It is ideal for furnace brazing. It is used by the dairy and food industry where cadmium free joints are required. This brazing alloy is less prone to cause stress cracking on stainless steel and some nickel alloys. After brazing it gives a closer match with whitish metals such as stainless steel. -310Sn 55 21 22 2Sn 630-660 L-Ag55Sn - - -   ALFA - 310Sn may be used on any nickel and nickel alloys, copper and copper alloys and steels. -310SnA 55 43 - 2Sn 771-895 - - - BA Cu Ag 8A   ALFA - 310SnA is advantageous where zinc volatilization is objectionable in furnace operations because of absence of Zinc in its composition . -305 50 34 16 - 688-774 - - B Ag-6 BA Cu Ag 9   ALFA - 305 may be used where the use of brazing alloy containing cadmium as for food handling or process equipment is objectionable. It is also used in electrical industry. Due to broad melting range it is a better filler metal for filling wide joint clearances or forming large fillets. -305A 50 50 - - 750-870 - - - -   ALFA-305A is similar to ALFA-309. It is used where better gap filling is required. -309Sn 45 27 25 3Sn 640-680 L-Ag45Sn - B Ag-36 -   ALFA-309Sn is a low temperature cadmium free alloy with free flowing characteristics. -309 45 30 25 - 670-740 L-Ag44 AG 15 B Ag-5 BA Cu Ag 14   ALFA-309 is a general purpose brazing alloy for use at higher brazing temperatures. It is an excellent filler metal for brazing brass parts. -307 43 37 20 - 700-775 - - - BA Cu Ag 16   ALFA-307 is similar to ALFA-309. It is also used for brazing of ferrous and non ferrous metals. -304 40 30 30 - 660-720 - - - -   ALFA-304 It has a wide melting range and used in brazing of copper based alloys, monel, nickel and mild steel. -304Sn 40 30 28 2Sn 640-700 L-Ag40Sn AG 20 B Ag-28 -   ALFA-304Sn is a free flowing alloy for ferrous, non ferrous and dissimilar joints. -311SnB 38 31 29 2Sn 660-720 - - B Ag-34 -   ALFA-311SnB is free flowing cadmium free filler metal used with ferrous and non ferrous base metals. -308 35 32 33 - 680-730 - - B Ag-35 -   ALFA-308 is a filler metal with intermediate temperature for use in brazing of ferrous and non ferrous metals. -307Sn 34 36 27 3Sn 630-730 L-Ag34Sn - - -   ALFA-307Sn is used for assembly of copper tubes in the refrigeration industry and on equipments and containers in the food industry. Presence of tin improves its fluidity and it has good wetting properties. -303Sn 30 36 32 2Sn 650-750 L-Ag30Sn AG 21 - -   ALFA-303Sn is a free flowing alloy for ferrous, non ferrous and dissimilar metals with good fluidity. -303 30 38 32 - 690-760 L-Ag30 - B Ag-20 -   ALFA-303 has moderate ductility which limits the joint design and application. It has good wetting characteristics and is free flowing. -307SnA 25 40 23 2Sn 680-760 L-Ag25Sn - - -   ALFA-307SnA is economical filler metal and is useful on ferrous and non ferrous joints which do not require impact strength or high ductility. -307C 25 41 34 - 690-800 L-Ag25 AG 17 - -   ALFA-307C is an economical filler metal used for brazing ferrous metals, stainless steel, copper and brass. It is used in mechanical, electrical, refrigeration industries and for brazing musical instruments. -302 20 46 34 - 690-810 L-Ag20 - - -   ALFA-302 is used in brazing operations where brazing and heat treatment of steels is simultaneously done. -303A 12 48 34 - 800-830 - - - -   ALFA-303A is used for torch brazing on carbon and stainless steel, copper, nickel and its alloys. It is used in boiler works for drawn components. -301 10 52 38 - 743-766 - - - BA Cu Ag 23   ALFA-301is suitable for brazing ferrous and non ferrous metals not damaged by temperatures required. Also useful for brazing copper based alloys. -305 5 55 40 - 820-890 L-Ag5 - - -   ALFA-305 is used for brazing nichrome resistance elements.                         Home   |   About Us   |   Products   |   Infrastructure   |   Contact Us   |   Enquiry   |   Mail Us   |   ISO Certification