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2. Good Quality,
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Wollastonite
Features:
-- White powder nd relative density is 2.8,melting point is 1540°C
-- Good insulation performance, endure acid, resist abrade, bear high temperature.
USAGE:
-- -- Be widely used in paint, plastics, rubber, electric welding, glass, electron industry, metallurgy and paper making.
Chemical analysis
Whiteness SiO2 CaO Al2O3 Fe2O3 TiO2 MgO S
>80 50-53 43-46 0.3max 0.3max 0.02max 2.5max 0.02 Max
The physical properties of wollastonite
Iterm Result
Particle Size(mesh) 0-3mm,
200mesh,325mesh,
400mesh
Specific Gravity 2.9
absorption oil value (g/100g) 20-26
Whiteness(%) >80
Refraction(%) 1.63
PH 9.9
Expantion coefficient(mm//mmºC) 6.5Ã?10-6
Melting point( ºC ) 1540
Hardness(Moh's) 4.5
Loss on ignition 2.5 Max
PACKING AND STORAGE
50KG or 25 KG per woven plastic bag or 1 ton jumbo bag
Supplier: 1. granite rough blocks / monuments / counters / gangsaw slabs / thick slabs / cut to size slabs / random slabs /
2. natural slate slabs / tiles / mosaics / wallpanels etc.,
3. sandstone : slabs / mosaics / wallpanels / artifacts etc.,
4. marble : rough blocks / counters / gangsaw slabs / cut to size slabs / random slabs / tiles etc.,
5. quartz : natural / artificial slabs
6. cobbles / pebbles / wash basins / landscape stones / roof tiles / ledge stones / stacking stones / flag stones / butching stones / tumbled stones / artifacts
7. vitrified tiles
8. ceramic tiles
9. porcelain tiles