Jinhua City Huazhong Welding Manufacturing Co., Ltd.
Products
Contact Us
  • Contact Person : Mr. Cao Liam
  • Company Name : Jinhua City Huazhong Welding Manufacturing Co., Ltd.
  • Tel : 86-0551-3545458
  • Fax : 86-0551-3545459
  • Address : Zhejiang,JINHUA,Industrial Zone, Jinhua City, Huangshan
  • Country/Region : China
  • Zip : 321000

copper brazing welding flux with less smoke, good fluidity

copper brazing welding flux with less smoke, good fluidity
Product Detailed
Related Categories:Welding Fluxes
1.less smoke 2.good fluidity 3.even tiny granule

As a common copperbased brazing flux, featuring less smoke, good fluidity, and even tiny granule, QJ 301 flux could be used for brazing of copper and copper alloy, steel and stainless steel, and hard metal within 850°C to 1150 °C. 

QJ302 is a our new developed type of solder paste gathered from all the advantages of the domestic and foreign. QJ302 is better than other brazing flux in fluidity, and permeability, and avoids the problem of fluidity and moistureabsorption. QJ302 paste is used for brazing of copper and copper alloys, stainless steel, carbon steel, hard metal within 850 to 1150 Celsius degree . 

It can meet the requirement of high process and automation.

Item 

Number

Product 

Number

welding point( °C )

ingredient

advantages and usages

QJ301

Copper brazing powder

850

1150

Na2[B4O5(OH)4]·8H2O,              H3BO3       

Gas welding and scarfwelding of 

copper and brass alloys.

Qj302

copper brazing paste

550

850

H3BO3,

K8F4

brazing of steel and stainless steel, hard steel etc.

Please contact us for any problem that relates to QJ301 flux. 

copper brazing welding flux with less smoke, good fluidity



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