TR Thread Rail Track Spike

How many grade screw spike anchorage with sulfur Cement mortar anchor, screw spike with sulfur sulfur cement mortar by sulfur, cement, sand, and made from paraffin wax, according to the following provisions of proportion of the weight of the dosage of range selected by test of various materials: sulfur: cement: sand: paraffin = 1: (0.3 ~ 0.6) : 1 ~ 1.5) (0.01 ~ 0.03) The anchoring material requirements; Level 1, sulphur: 2 ~ 3 industrial sulfur, more than 95% purity, preparation before into uniform pieces, such as moisture, dry before preparation. 2, cement: ordinary Portland cement, such as agglomeration, sieving before preparation. 3, sand: natural gradation In the coarse sand, particle size is not more than 2 ?; Mud content shall not be greater than 5 ?, preparation before sieving, cleaning and drying. 4, paraffin wax: general industrial paraffin, preparation before into pieces. 5, all kinds of materials shall not be mixed with sundry. url:http://www.railwayfishplate.com