No spark fine stone concrete ground construction technology standard

No spark fine stone concrete construction misfire fine stone concrete standard the process specification is applicable to industrial and civil construction the misfire of fine stone concrete ground surface. Construction preparation 2. 1 materials and primary equipment: 2. 1. 1: cement should be chosen more than 425 Portland cement and ordinary Portland cement and slag Portland cement. 2. 1. 2 sand, coarse sand and silt content is not more than 5%. 2. 1. 3 stones: coarse aggregate with stones maximum particle size should not be greater than the thickness of surface layer 2/3. Fine stone concrete pavement stones size should not be greater than 15 mm. 2. 1. Four primary equipment: concrete mixer, plate vibrator, carrying vehicles, small, half barrel, broom, bucket, 2 m by feet, iron, wood float, flat shovel, steel wire brush roller, chisels, hammers, iron float. No spark fine stone concrete WWW. godjc。 com . （ Group) Seven factories which can produce!