PAF (Powder)
|
Impurity index |
Composition (%) |
|
SO4 |
SiO2 |
Fe |
Pb |
H2O |
250mesh |
|
|
≤0.05 |
≤0.2 |
≤0.01 |
≤0.005 |
≤1.5 |
≥95 |
Molecular formula： KALF4
Molecular weight：258.28
Feature:
It is white or light grey powder which dissolves in water. Above 730 ℃ can give out fluorine hydride with water reaction, slow-moving dissolves in strong acid and gives out fluorine hydride.
Use: It is used as flux in Al and Al alloy rivet welding, glass, porcelain and ceramics industry.
Content: AL ≥16%
Melting point: 570℃
Packing:
Packed in bulk bag of 25kg with plastic foil in liner or cardboard drum
PAF (Lumpy)
|
Impurity index |
Composition (%) |
|
SO4 |
SiO2 |
Fe |
Pb |
H2O |
250mesh |
|
|
≤0.05 |
≤0.2 |
≤0.01 |
≤0.005 |
≤1.5 |
≥95 |
Molecular formula： KALF4
Molecular weight： 258.28
Feature: It is white or light grey powder which dissolves in water. Above 730 ℃ can give out fluorine hydride with water reaction, slow-moving dissolves in strong acid and gives out fluorine hydride.
Use:
It is used as flux in Al and Al alloy rivet welding, glass, porcelain and ceramics industry.
Content: AL ≥16%
Melting point: 570℃
Packing:
Packed in bulk bag of 25kg with plastic foil in liner or cardboard drum
