Al-mimar-A               Al-mimar-B



High quality gypsum produce from Sinai rocks which Purity more than 93 %

The degree of whiteness approx. 94% used for cornices and decorative forms moulding.


Key facts

           Medium setting for big size cornices and forms moulding .

           High compressive strength .

           High degree of whiteness .

           Extracted from high quality Sinai rocks

           Moulding purpose

           Gypsum forms



Al – mimar gypsum 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 Al – mimar gypsum



Homogenous brightness white


71 %

W / G Ratio %

5.0 – 5.5 %

Crystal Water   %

4 – 4:30 min

Initial Setting ( min )

13:30 – 14:30 min

Final Setting ( min )

5 – 6 %

Fineness ( 150 µ )

3.0 N/mm²

Bending Strength ( N/ mm² )

43 – 45 %

SO3 %

93 %<


30.3 Kg ± 1 %

Bag Weight

Glued paper valve bag

Bag Type



Packing :-

Al – mimar gypsum is supplied in 30.3 KG Glued paper sacks constructed in two layers .

The inner layer should be brown paper, the outer layer should be brown paper , Both layers 90 GSM .

The paper suitable for the bag design which is specified by Marketing Department and 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 : 33 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 3 month, avoiding direct contact with water in proper storage conditions .

Storage Validity: 3 months



According to Egyptian Standard 188 Part 1 – 2013 .

Gypsum Building Plaster (B1) with an initial setting time < 20 min .





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Company name:
Sina Stars Gypsum Co.

Head office address :

New Cairo, 5th district, Down Town, S3, 2nd floor , Cairo , Egypt.

Factory Address:

Ismailia, Quantara East, Industrial zone 2, Egypt.