Sodium Lignosulphonate

الوصف

Description L-SL-A is wood and straw pulp by mixing paddle modified by chemical processing of waste from a medium molecular weight, low reducing sugar content. Mainly used in concrete. The product has a low dosage, low gas content, high water reducing rate and good workability to the characteristics of cement, most notably with the characteristics of naphthalene based superplasticizer compound may reduce naphthalene superplasticizer in inorganic salt content. Features, Properties & Characteristics Item Index Value Item Index Value Appearance Light Brown Powder PH 8～*1 Solid content ≥*5ï¼… Total reducing Sugars ≤5% Lignosulphonate Content ≥*0ï¼… Water Insoluble matter ≤1.5ï¼… Performance Test (Dosage, Cement×0.*5ï¼…) Inspection Items Inspection Criteria Actual Results First Grade Qualified Water Reducing Rate (%, >) 8 5 9 Ratio of Bleeding Rate（％, <） *5 **0 3 Air content（％） ＜3.0 ＜4.0 2.9 Difference of Set Time (min) Initial －*0～＋**0 **3 Final **6 Ratio of compressive strength（％） 3d ＞**5 ＞**0 **8 7d ＞**5 ＞**0 **6 *8d ＞**0 ＞**5 **2 Ratio of Shrinkage （％）≤ **5 **7 Steel-bar Corrosion None None If you are interested in our products , you can browse our website *****