... ,slag,sand ,crushed stone and a little of cement. SY Series Tube Machines,whick are widely used in agricultural irrigration and ... for producing concrete tubes in the present.This type of machine has reliable performance and easily to operate . The products made ... mass3000kgStandardsGB11836-89Size of TubesDiameter: from 200mm to 1000mmLength: 1000mm SY Series Cement Pipe molding Machine