calcium lignosulphonate CAS: 8061-52-7
Product Description
Calcium Lignosulphonate is a kind of natural anionic surface active agent processed with sulfurous acid pulping waste through advanced production technology. It can work well with other chemicals and produce early strength agent, slow setting agent, antifreeze and pumping agent . It is widely used in various concrete projects such preformed concrete, reinforced concrete and prestressed concrete, especially applicable for commercial concrete, anti-freezing concrete, waterproof concrete, bulk concrete, pumping concrete, with high economic benefit.
Major technical indicators :
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Index name
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Index
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Appearance
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yellow brown or brown powder
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lignosulphonate
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≥60%
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Dry matter content
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≥ 93%
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PH(1% Aq. solution)
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5-7
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Moisture
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≤ 7%
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Water insoluble matter
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≤ 2%
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Inorganic salt
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≤ 5%
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Reducing Sugars content
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3%
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Main performance
1,Can reduce 10% of water consumption at least ;
2, can improve mixture of the concrete;
3, Compression strength improves by more than 15% equally on 3-28 days;
4, Have no function of corroding on the reinforcing bar
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