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Our AUTOCLAVED AERATED CONCRETE (AAC) Blocks & panels factory is under construction near Riyadh at ALKHARJ area. We will be ready by end 2010. We would like to ask you to quote your best prices for delivery Dry Port Riyadh for 1 ton of QUARTZ SAND. Our yearly consumption will be: 75 000 tons. Specifications are: SiO2 min. 85%by weight, Fe2O3 max 3% by weight, Al2O3 max. 5% by weight, SO3 max 1% by weight, Na2O+K2O max 3% by weight, Loss on ignition max 5% by weight, Humidity max 7% by weight, Swellable clay minerals max 2% by weight, Grain size max 4 mm; 80% by weight 2,0mm.
