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Project name Ordinary concrete C30(RC) Steel fiber concrete C30(SFRC) Growth rate （%） Tensile strength 3.5MPa 5.39-7MPa 54-100 Compressive strength 31.2MPa 32.5-40MPa 4.4-28.2 Ultimate bending strength 5.5MPa 9.18-13.75MPa 67-520 First crack bending strength 4.88MPa 7-8Mpa 43-100 Initial crack ... Read More
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In modern construction technology, wet sprayed steel fiber concrete is gradually used, and steel fiber with a length of 20-40mm and the diamater 0.5mm is currently used. The advantages are: 1) The rebound rate of 5%~10% is much lower than that of dry spray; 2) The springback of steel fiber is not ... Read More
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For Loose Steel Fiber: 1 Put the steel fiber and aggregates into the blender and mix for about 30 seconds to disperse the steel fiber in the stones and prevent balling; 2 Put sand and cement into the blender and mix for 30 seconds; 3 Add water to the rotating mixer and let the mixer stir for another ... Read More
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