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Yutai Import and Export Trading Co., Ltd
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Superplasticizer Based On Polycarboxylate |
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 Click to enlarge image
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 Model Number |
ASTMC-494 |
Technical specification of High-range water reducer of poly carboxylate(solid content 40%)
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Item No
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required
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Result
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Formaldehyde content，%
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≤0.05
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0.003
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Cement only thick liquid mobility，mm
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≥240
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273
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Sodium sulfate content，%
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≤10.0
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1.1
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Chloride ion content，%
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≤0.2
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0.13
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Alkali content（Na2O+0.658K2O），%
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≤10.0
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1.8
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Water-reducer rate，%
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≥20
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25
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Air content，%
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Uses in compounding time the non-anti-frozen concretes
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≥3.0
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4.5
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Uses in compounding time the anti-frozen concretes
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≥4.5
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Slump retention value，mm
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30min
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≥180
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195
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60min
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≥150
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175
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Atmospheric pressure weeping rate ratio，%
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≤20
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0
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Pressure weeping rate ratio，%
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≤90
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45
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Resistant to compression strength ratio，%
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3d
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≥130
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172
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7d
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≥125
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166
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28d
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≥120
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153
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To steel bar corrosion function
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NO
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NO
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Shrinkage ratio
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≤135
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97
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Relative durable target，%，200 times
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≥80
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85
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Attention：1. The above each kind of product conversion is 20% including the solid quantity computation, mixes the quantity for the cement weight 1%;
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