Name of Item:  Low-Manganese-Oxide Fused Flux LHHJ260： 

Executed Standards: GB.T7854-1999：F308-H0Cr21Ni10; 

Specification of Fused Flux :

This Flux is the low manganese-oxide fused flux with gray color glass granule, grain size is about10~60 mesh in size.

The weld polarity DC+, the welding-ARC is table and the good welding bead available．

Application of flux ：
Combination with stainless steel welding wires ( H0Cr21Ni10;H0Cr21Ni10Ti;H3Crl3 etc ), this fused flux is designed

for welding the acid-resistance stainless steel structure and is also suitable for hard-facing of roller．

Flux of chemical composition（%）:  
SiO2 +TiO: 31 ~35%;   CaF2+FeO: 21.10%; MgO + CaO : 21.60%;
Al2O3+ MnO2 : ≥ 26.30 %;  S : ≥ 0.025%;       P : ≥ 0.018 %;  

The Chemical composition of weldment（LH-HJ260 + H0Cr21Ni10）:
C : 0.048 %; Mn : 1.18 %; S : 0.013%; P : 0.031%; Si : 0.81%; Cr : 18.64 %; Ni : 9.45 %;

 Mechanical properties of deposited metal：
Tensile strength（σb）(Mpa)：573; 
 Yield strength σs (MPa)：    -----------；
Elongation （δ5）%:    42； 

The instruction of usage:

Dry the flux at 300℃ ~ 400℃for 2 hours before use．
Remove the rust,oil and dirt from the surface of welding groove;