Sodium Ligninsulfonate is a kind of natural anionic surface active agent processed with sulfurous acid pulping waste through advanced production technology. This product is mainly used in all kinds of concrete placing in site, preformed concrete, reinforced concrete and prestressed concrete, especially applicable for commercial concrete, anti-freezing concrete, waterproof concrete, bulk concrete, pumping concrete and so on. It is widely used in various concrete projects such as buildings, dams, culverts and expressways, etc, with high economic benefit. This product is also widely used in pesticide emulsifier, cradling dispersant, pre-tanning agent, ceramics or refractories plasticizer, oil well or water dam grouting gelling agent, etc.
Major technical indicators :Index name | Index |
Appearance | yellow brown or brown powder |
Dispersancy (comparing to standard) | ≥100 |
heat stability | ≥130 |
PH(1% Aq. solution) | 5-7, 8-10 |
Moisture | ≤7% |
Water insoluble matter | ≤2% |
Inorganic salt | ≤5% |
Reductive matter | ≤8% |
1, used as water reducing agent of concrete 2, additive of coal water slurry3, reinforcing agent of refractory material and ceramics4, filler and dispersant of dye and pesticide 5, binder of powdery and granular materials
Packing: 25kg in PP woven bag lined with plastic film.
Sodium Lignosulphonate