Top White
High quality gypsum produce from Sinai rocks which Purity more than 93 %, The degree of whiteness more than 92% used for cornices and decorative forms moulding .
Key facts
- Long setting time for big size cornices and forms moulding .
- High compressive strength.
- High degree of whiteness.
- Moulding purpose
- Gypsum forms
Mixing:
- Top White is sprayed on water with the right ratios (Don’t add water to powder).
- Then leave for 2 minutes till it soaks completely.
- Stir the mix perfectly in all directions till reaching a homogeneous mortar, then fill the mould with the product and leave it until final setting .
Specifications of Top White
Test
- Water Gypsum Ratio %
- Surface Water ( SW ) %
- Crystal Water( CW ) %
- Initial Setting ( min )
- Final Setting ( min )
- Fineness ( 150 µ )
- Fineness ( 200 µ )
- Bending Strength ( N/ mm² )
- Compressive Strength ( kg/ cm²)
- Hardness ( kg/ cm²)
- Whiteness
- Purity
- Bag Weight
- Bag Type
Result
- 72 %
- 0
- 5.0 – 5.5 %
- 7 – 9 min
- 27 – 30 min
- 1 – 1.5 %
- 0 %
- 2.5 – 4 N/mm²
- 60 – 90 kg/ cm²
- 10 kg/ cm²>
- 92 %>
- 93 %>
- 40 Kg ± 1 %
- Polypropylene valve bag
Packing :-
Top White is supplied in 40 KG polypropylene valve sacks. The polypropylene is suitable for the bag design, which is specified according to the company identity. The construction of the sacks ensures that the contents will be protected under normal conditions of transport.
storage and handling :-
Each sack should be marked with the date of production.
One ton: 25 bags
Storage Conditions:
Must be stored in a dry area away from the reach of humidity or any water source.
Stored on wooden pallets and covered with impermeable cover to maintain a steady quality the longest.
Duration possible.
Shelf life: for 6 month, avoiding direct contact with water in proper storage conditions.
Standard:
According to Egyptian Standard 188 Part 1 – 2013.