POP Plaster of Paris.
 High Quality, Fast Setting Sinai Gypsum Binders.

Product Description ALROWAD is High quality Sinai Rocks Material – 98% whiteness used for Mouldings – Cornices & Decoration, Preferred in work shops.
Uses ALROWAD is used for:

  • Mouldings.
  • Precast Cornices.
  • Decoration.
Compliance & Certificates
  • ALROWAD is compatible with the European standards
  • Certificates : ISO 9001 : 2008
Product Data Form Powder
Packing 40 K.G Poly Propylene + / – PCT.
Storage Dry Conditions.
Shelf Life 9 months from date of Production if stored properly in original unopened packing
Technical Data 
2 – 5 % remain on 0.15 mm sieve.
Mixing Water 0.75 – 0.8 L / Kg
Mechanical strength Compressive Strength (ES 2421 – 93)   8 N/mm2-7 days
Flexural strength                           3 – 5 N/mm2
Surface Hardness –
shore C
75 – 80
PH Neutral
Initial Setting Time 4 – 7 Minutes
Mixture Life (25 C) 11 – 15 Minutes
Final Setting Time 15 – 20 Minutes
Chemical Characteristics
Sodium Chloride
0.01 – 0.09 %
Calcium Sulphate 
Hemi Hydrate
88 – 94 % by weight.
Anhydrite (A lll) 9 % max
Anhydrite (A ll) 5 % max
Crystalline water 
4.5 – 6 % by weight
Acid insoluble minerals
SiO2 / Al2O3 / Fe2O3
0.65 % by weight
Application instructions
Mixing Ratio 
Add ALROWAD powder to 75% – 80% of weight of potable clean water gradually.
Surface Preparation Substrate must be sound, free from dust, loose particles, cement laitance, curing compounds. By adding the powder in portions, the desired application consistency can be obtained with no lumps.
Application After preparation and mixing, apply the supper siai for the required purpose.
For knowledge Gypsum binders may be obtained by calcinations of calcium sulphate Dihydrate
(CaSO4 . 2H2O) and consists of Calcium Sulfate in its various hydration phases,
For example Hemihydrate (CaSO4 . 0.5h2O) and anhydrite (CaSO4) when mixed with water, Gypsum binds is used to hold solid particales together in a coherent mass by a sitting process.
Remarks & 
Important notes
  • Mixing time 2 minutes.
  • Powder should be add to water gradually.
  • Don’t add more than the require quantity.
  • Don’t add new mix to the old mix to increase the quantity.
  • Insure the proper way to close the sac after usage to avoid the moisture to attack the remaining powder.
  • Insure all tools are clean, and wash the tools immediately after usage.
Cleaning Application and mixing tools should be cleaned with water while material is still fresh.
Safety instructions 
Health and Safety
Health and Safety information’s are available by


Toxicity Non toxic
Legal notes The information and in particular the recommendation relating to the application and end – use of ALROWAD FOR IMPORT AND EXPORT, are given in good faith based on  current knowledge and experience of products when property stored, handeled and applied under normal conditions.
Inpractice, the differences in materials, substrates and actual site conditions are such that no warranty in respect of merchantability or of fitness for a particular purpose, nor any liability arising out of any legal relationship whatsoever, can be inferred either from this information, or from any written recommendation, or from any other advice offered.
The proprietary rights of third parties must be observed. All orders are accepted subject to our current terms of sale and delivery. Users should always refer to the most recent issue of the technical data sheet for the product concerned, copies of which will be supplied on request.
For further technical information, please consult our technical service department.