Detailed Barium Carbonate Description
Powder specifications:
a) Main content: 99.2% min.
b) Moisture: 0.30% max.
c) HCl insoluble: 0.25% max.
d) SO4: 0.30% max.
e) Fe: 0.004% max.
f) Bulk density (g / cm3): 1.21 max.
g) Mainly used in magnet materials, water purification, electronic ceramics,
and coating
h) Also used with paints, building materials, pigments, iron and steel
carburization, barium salts and reagents
High purity specifications:
a) BaCO3 (on dry ): 99.9% min.
b) K: 0.001% max.
c) Na: 0.001% max.
d) Mg: 0.001% max.
e) Fe: 0.001% max.
f) Al: 0.001% max.
g) Sr: 0.01% max.
h) Ca: 0.005% max.
i) Cl: 0.005% max.
j) H2O: 0.1% max.
k) D50: 0.5um max.
l) Mainly used in making electronic ceramics, PTC resistors, capacitors
Granular specifications:
a) Main content: 99.2% min.
b) Moisture: 0.3% max.
c) HCl insoluble: 0.25% max.
d) SO4: 0.3% max.
e) Fe: 0.004% max.
f) Particle size:
g) 850um sieve residue: 1% max.
h) 150um sieve residue: 75% min.
i) Mainly used in kinescope, optical glass, building material and making
other barium salts
Inner packing:
Bag
N. W.: 25kg
Outer packing:
Plastic woven bag
N. W.: 1,000kg
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