CAS No.:7789-75-5
Molecular Formula:CaF2
Specifications:GB5690-85
Physical properties: It has glaucous fluorescence under Uv ray. Vitreous burnish. Moss hardness is 4. Specific gravity is 3.18. Basically originate in hydrothermal lode. Can be green, white, yellow, blue, purple, etc. Pure fluorite originate in geode of fluorite pulse and looks colorless and transparent.
Applications: It is the main raw material of making hydrofluoric acid. It is also used in the enamel manufacturing, optical glass, glass fiber, laser generator, and coating.
Packing specification: Laminated plastic woven bag lined with plastic film double-layer packaging, net weight of each bag is 25Kg, 50Kg, or according to customer requirements.
Class
|
super class
|
first class
|
second class
|
third class
|
fourth class
|
||
C hemical Composition (%)
|
CaF2 Not less than
|
98
|
98
|
97
|
95
|
93
|
|
SiO2
|
Not more than
|
0.6
|
0.8
|
1.0
|
1.4
|
2.0
|
|
CaCO3
|
0.7
|
1.0
|
1.2
|
1.5
|
-
|
||
S
|
0.03
|
-
|
-
|
-
|
-
|
||
P
|
0.02
|
-
|
-
|
-
|
-
|
Note : "-"in the form means no rules about content. If customer have special requirements, both sides can decide through consultation.