Foundry Sand ASTM 50 Mesh is used for casting and molding purpose. Brown in appearance, this sand can bring noticeable improvement in casting quality. This sand is quite simple to clean. Its blending process is also hassle free. Particle size and shape of Foundry Sand ASTM 50 Mesh can be managed easily. It has unique strength. This sand is more recyclable when compared to other types of foundry sand. It is environment friendly and is used as good substitute of pearl type and quartz sand. Quality of this substance has been verified on the basis of its angular co-efficiency, bulk density, thermal expansion rate and refractoriness.