Natural sand fineness modulus standard: natural sand, sand and river sand mountain sand. According to the thickness of sand fineness modulus is divided into 4 levels: coarse: fineness modulus is 3.7-3.1, average particle size of 0.5mm or above.sand washing machine south africa Our company have artificial sand making machine in hyderabad for sale.In the sand: the fineness modulus is 3.0-2.3, average particle size of 0.5-0.35mm. Fine sand: fineness modulus is 2.2-1.6, average particle size of 0.35-0.25mm. The special fine sand: fineness modulus is 1.5-0.7, average particle size below 0.25mm.
The more sand fineness modulus, said more coarse.Cost of artificial sand in Tamilnadu. Ordinary concrete with the fineness modulus of sand in the range of 3.7-1.6, with suitable sand, coarse sand and fine sand or small, the ratio of 4:1. artificial sand making machine in hyderabad for sale.But because of the increasing shortage of natural sand, sand and natural sand mechanism to fill the gap will become represent the general trend.
Definition: sand sand mechanism is the removal of soil treatment, the particles of rock mechanical crushing,sand washer specification in australia screening into the particle size of less than 4.75mm. But does not include soft rock, weathered rock particles. artificial sand making machine in hyderabad for sale lo win price.Mechanism of sand specifications: specifications according to fineness modulus of sand (Mx) is divided into coarse, medium, fine three. Among them: the fineness modulus of sand fineness modulus of sand for 3.7-3.1, for 3.3-3.0, fineness modulus of sand 2.2-1.6. Sand: sand grade level according to the technical requirements are divided into: I, II, III three grades.
Usage: I sand for concrete strength grade greater than C6; II applied to the strength grade of C30-C60 and frost resistance, impermeability and other requirements of concrete, hydraulic concrete; class III sand used for strength than C30 concrete and building mortar....