（针对新混凝土或新水磨石基面）
养护期：28天以上，底层做过防水处理
粉光强度：300PSI（210kgf/cm 或C25）以上
含水率：8%以下
相对湿度：55%以下
平整度：2-3mm/2M以内
The requirements of the raw floor before construction
（For the fresh cement or terrazzo ground）
Maintaining period: over 28 days and no water any more （except the
ground above the first floor）
Concrete strength: above 300PSI（210kgf/cm2 or C25）
Free water/cement ratio: under 8%
Relative humidity: under 55%
Level degree: within 2~3mm/2M
气候条件
空气湿度高于85%时，或气温在50℃以下，应避免施工。或改用其它低温耐湿产品。
Clim ate conditions
To avoid the surface of the floor dimming, whitening or not easy to
dry, the construction shouldn`t be performedin the following
conditions: rainy day、the air relative humidity above 85% or
temperature under 10 degree. Another anti-low temperature and
moisture-resistant material is alternative under the frustrated
construction conditions.
场地准备
施工现场须清走所有杂物，最好避免交叉施工、禁止无关人员出入。
Ground preparation
Cleaning all the sundries in the construction field; Avoiding cross
construction; Prohibiting all the irrelative from entrancing in.
地面预处理
地面如有少数地方潮湿，施工必须用瓦斯枪强制干燥；如有油污等，需用专用洗涤剂作清洁处理。
Ground pre-processing
If there are few damp spots, heating the ground with the gas-sprayer
to make them dry. If there are oils, the special detergent should be
used to clean.
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