Wollastonite

Send Inquiry

Product Code : 25

Product Description

Wollastonite (Calcium Meta Silicate) :-
Typical Chemical Analysis :-
Contents   :-   Percent

    Calcium Oxide :-Cao :-    47.00
    Silica :-Sio2 :-49.50
    Magnesium Oxide :-Mgo :-    00.20
    Alumina :-    Al2O3 :-00.60
    Ferric Oxide:-    Fe2O3:-00.43
    Titanium Dioxide :-Tio2 :-Traces
    Manganese Oxide :-Mno :-00.29
    Sodium Oxide:-Na2O:-00.02
    Potassium Oxide:-    K2O:-00.11
    Loss On Ignition:-    Loi:-01.80

Guarantee :-

    Calcium Oxide +Silica    Cao+Sio2 :-96.0 % Minimum
    Ferric Oxide Fe2O3:-00.5 % Maximum
    Alumina Al2O3 :-01.5 % Maximum
    Loss On Ignition:-    Loi:-02.0 % Maximum

Typical Physical Properties :-

    Chemical Formula :-Casio3
    Molecular Weight :-116
    Form & Habit :-Bladed Crystal Masses
    Crystal System:-Triclinic (Acicular)
    Colour :-Brilliant White
    Lustre    :-Pearly
    Brightness :-78 % To 92 %
    (As Compared To 100 % Mgo)
    Refractive Index :-1.627
    Specfic Gravity :-    2.9
    Bulk Density
        Loose:- 0.33 To 0.55 Gm/Ml
        Tapped:-0.60 To 0.95 Gm/Ml
    Hardness:-4.5 (MohÃ¢â¬â¢S Scale)
    Oil Absorption :-40 To 65 (W/W)
    Ph Of 10 % Slurry
    (Freshly Prepared) :-9.0 (At Ambient)
    Solubility In Water :-0.01 %
    Melting Point:-15400 C
    Co-Efficient Of Expansion :- 6.5 X 10-6(E0)-1
    Thermal
    Conductivity 350-6000 C :-2.16 (Gm/Cal)/(Sec-0C X 103)
    Chemical Activity:-Largely Inert.Decomposes In Acids.
    Specific Heat:-0.24 Cal/Gm 0C