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Contact Supplier"calcium sulphate dehydrates," gypsum contains calcium, sulphur bound to oxygen, and water. It is a natural resource which is mined & processed all over the world but Nicholas Gypsum Is supplying the finest quality of all which has very good insulation properties both thermal and acoustic. Products of Nicholas Gypsum have properties like fire protection, moisture resistance, impact resistance and vapour control It can be used in various industries & segments one of which is construction industry. It can be applied in form of plaster or board on walls & ceilings as a replacement of conventional sand cement plaster above RCC or Bricks or Blocks. Gypsum provides a smooth interior finish for ceilings and walls, and is ideal background for good quality paints and wall paper finishes.
Parameters | One Up | One+ | Other Gypsum | POP |
---|---|---|---|---|
Whiteness | 96% | 97% | Brownish | Brownish |
Fineness | 1% Residual on 200# | 1% Residual on 200# | <60# | <60# |
Setting Time | ||||
Initial | 8 - 12mins | 15 - 18mins | 8 - 15mins | 6- 8mins |
Final | 25 - 30mins | 25 - 30mins | 25 - 30mins | 24 - 30 mins |
Bending Strength | >45 kg/cm2 | >45 kg/cm2 | 25 - 30 kg/cm2 | 20 - 22 kg/cm2 |
Compressive Strength | ||||
3 Days | >45 kg/cm2 | >45 kg/cm2 | 45 - 50 kg/cm2 | 45 - 50 kg/cm2 |
7 Days | >55 kg/cm2 | >55 kg/cm2 | 45 - 50 kg/cm2 | 45 - 50 kg/cm2 |
28 Days | >111 kg/cm2 | >111 kg/cm2 | 45 - 50 kg/cm2 | 45 - 50 kg/cm2 |
Coverage @ 12mm Thickness | 1.85 m/25kg2 | 1.85 m/25kg2 | 1.40- 1.65 m/25kg2 | <1.5 m/2Skg2 |
Workability | Very Good | Excelent | Good | Poor |
Finish | Very Smooth, Crack Free, White | Very Smooth, Crack Free, Extra White | Smooth, Crack after, Less White | Inconsistent with, cracks |