Wollastonite

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 (MohS 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