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黑龙江省富裕县水泥制品厂生产各种彩色的水泥砖,用它能把人行路面设计铺成理想的各种图案,为城镇美化增添风采。你想知道这种新颖别致的地面装饰材料是怎样制做的吗?现在向你做一简要介绍。一、所需要的原材料 (一) 普通水泥。采用普通硅酸盐或硅酸盐325号、425号或525号水泥,不可使用其它水泥。 (二) 白水泥。采用325号或425号,白度≥75°白水泥。其凝结时间及体积安定性,必须符合国家标准规定指标。 (三) 细砂。中层细砂,一般采用粒径在0.25—0.5毫米。要求砂的强度高,含土量不超过3％,其它物质不得超过1％。基层细砂,可采用粗砂或中砂。 (四) 骨料。基层骨料采用小碎石或小卵石,粒
Heilongjiang Fuyu County Cement Products Factory produces various colored cement bricks. It can be used to pave the pedestrian pavement design into a variety of ideal patterns, adding elegance to the urban beautification. Do you want to know how this new and unique floor decoration material is made? Now let me give you a brief introduction. First, the required raw materials (A) Ordinary cement. Ordinary silicate or silicate No. 325, No. 425 or No. 525, no other cement can be used. (b) White cement. No. 325 or 425, whiteness ≥ 75° white cement. The setting time and volume stability must meet the requirements of national standards. (c) Fine sand. Medium fine sand, generally with a particle size of 0.25-0.5 mm. The strength of sand is required to be high, soil content not exceeding 3%, and other substances not exceeding 1%. Base fine sand, can use coarse sand or medium sand. (d) Aggregate. The ground aggregate is made of small gravel or pebbles.