Active Ground Calcium Carbonate

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Detail

Active Calcium Carbonate

Properties

Grinded from natural calcium carbonate, it is odorless, white powder without any taste, has good chemical stability, high whiteness, low oil absorption, low refractive index, and contains no crystal water, insoluble in water and alcohol.


Technical Data

Item

Standard

Calcium Carbonate),%  

≥98.5

Specific Surface Area,sq.m/g

19000±500

Whiteness,%

≥95

D50,μm

≤1.6±0.2

bulk gravity,g/cm3

0.88

specific gravity,g/cm3

2.7

Moisture,%  

≤0.3

Water absorptionc.c/100g

疏水

325mesh residue,%

0.001

pH

8.5±0.5


Application

This product may be widely used in electronic, plastics, rubber, paintings, coatings, dye, ceramic, glass, cosmetic and other industries.


Package   

In plastics bags with outer plastic woven bags of 25kilogram net each or pack in according to the client’s demand