化学成份Chemical and physical analysis:
F min53%
Al min13%
Na max32%
SiO2 max0.35%
Fe2O5 max 0.10%
SO3 max0.45%
P2O5 max0.01%
水MOISTURE max0.3%
RATIO NaF/AlF3 1.2—1.45
L.O.I(500℃ +1 hour) max. 2.5%
Colour shaded white or white 灰白色或白色
堆积密度Bulk density 1.35—1.55(典型值typical 1.44)
粒度Graln size:
<0.045 mm max 10%
0—10mm 100%