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B:automatically brazing material, or filler metal paste for brazing on auto brazing machine
BCu-1 brass filler metal
Components: Cu, Zn, Sn, Ni, Mn.
Melting point: 820-850C
Design: This filler metal material was designed for diamond/hard alloy tools brazing process. It has relatively lower melting point and high strength comparing with the normal brass filler metal. In certain circumstances, it can be used to replace low content silver brazing filler metal.
B series product is usually designed as powdered metal. It can work as powder or paste for induction heating, flame heating, furnace heating and so on. Especially it can be used together with auto brazing machines.
General Description: The series of B product is a perfect choice of filler metal paste form for automatic brazing process, in which the system requires several key physical properties of the flux paste, namely, high stability, fine granularity, absolute purity, and the right amount of fluidity. Also, the chemical property of the paste components—filler metal and flux—is required even stronger because of the brazing process control limits. To meet the requirements, we carefully adjusted the components of the B product and tested it on more than ten different kinds of automatic brazing machines and made sure it works on all of them.
Properties: Low oxygen content, high metal melting fluidity, high long-term flux activity, viscosity about 190 Pa·s, color of black-grey, granularity of 300 screen mesh (about 50um).
Utility: This series of product is often used in automatic brazing process although it is also able to function in manual brazing operation. It can be injected into automatic brazing machine and transported in tubes with pressed air. The paving needles are normally used to put the paste onto the brazing parts, such as diamond, hard alloy bit, cemented carbide and so on.
Storage: Storage without direct sunbeam, well ventilation, and avoid contact with children. Do not eat.
Technical info: This series of brazing paste are on a base of organic fluid solvent with the right features of fluidity, flammability, evaporability, and polarity which combined can make the very fine filler metal powder and flux powder suspend uniformly, perform with high filler metal melting fluidity, excellent chemical-flux activity, and also long-term stability. The filler metal powder is formed with ALD powder metallurgy technology. The organic solvent can be vaporized and decomposed at the temperature of brazing process with no carbon residue, which means the chemical activity of the flux can be well contained. Consequently, the combustion of the organic solvent dose not influence the properties of the metal powder. Furthermore,at the normal storage condition, the fluid hardly vaporizes to cause any kinds of agglomeration, which used to be a big problem for water based paste. Given the fact that the agglomeration is not generated in the system, the series of FBA product can be perfectly used on the tubes of an automatic coating system.
Code | Composion | Temp | Operation |
BCu-1C | CuZnSnMnNi | 820-850 | Recommended for brazing tungsten carbide and diamond tools,also can be used for brazing copper ,steel and stainless steel.Brazing can be performed in the air or under protective atmosphere,but can not be used in furnace,wiedely used in stone cutting tools and wood working tools industry. |
BCu-2C | CuPSnNi | 680-700 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing.Widely used in air conditioning refrigeration in dustry and valve industry. |
BCu-3C | CuPSnNi | 610-630 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing.Widely used in air conditioning refrigeration in dustry and valve industry and so on. |
BCu-4C | CuP | 730-800 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing.Widely used in air conditioning refrigeration in dustry and valve industry and so on. |
BCu-5C | AgCuP | 600-650 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing.Widely used in air conditioning refrigeration in dustry and valve industry and so on. |
BCu-6C | CuNi | 900-1200 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing.Widely used in air conditioning refrigeration in dustry and valve industry and so on. |
BCu-1C | AlSi | 580-610 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing.Widely used in car radiator induatry,air conditioning refrigeration industry,automotive tubing industry and so on. |
BCu-2C | AlSiCu | 550-580 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing. Widely used in car radiator induatry,air conditioning refrigeration industry,automotive tubing industry and so on. |
BCu-3C | AlSiCu | 500-540 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing. Widely used in car radiator induatry,air conditioning refrigeration industry,automotive tubing industry and so on. |
BAgCuZn | AgCuZn | 650-900 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing. Widely used in car radiator induatry,air conditioning refrigeration industry,automotive tubing industry and so on. |
BNi | AgCuZnSn | 900-1200 | Recommended for brazing copper and copper alloy,steel and stainless steel.Can be used in the air or under protective atmosphere,can also be used for furnace brazing. Widely used in car radiator induatry,air conditioning refrigeration industry,automotive tubing industry and so on. |
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