Description: Welding flux HJ131 is fused type flux with Mn free, high Si and low F content. It is grey granule with grain size 10-60 mesh. It is suitable both for DC/AC current. Welding performance is good.
Chemical Composition of Flux (%)
SiO2 |
CaF |
CaO |
Al2O3 |
R2O |
FeO |
S |
P |
34-38 |
2-5 |
48-55 |
6-9 |
≤3 |
≤1.5 |
≤0.05 |
≤0.06 |