CEMENT LABORATORY PRODUCTS
Graded sand is made of local (French Source) natural silica sand (silica content higher than 98%), having a water content lower than 0.1 %. The constituent grains of this natural sand are uncrushed and of rounded form. It is packaged in bags of 25 kg. This monitoring sand is used for testing of hydraulic cement strength .
Deliveries are made in unit bag . They are packaged in pallet of 2 to 40 bags covered with a plastic cover and protected by reinforced box.
Grading is according to ASTM ®* C778-3 (2021). The typical grading is as follows:
Production controls are made par SNL laboratory with data control certificate for each order.
*ASTM® is a registered trademark owned by the American Society for Testing and Materials who has no link with SNL.