ViscoCrete 325C
Sika Viscocrete® 325C is a powdery polycarboxylate water reducer suitable for mortars with low water-cement ratio, certain rheological properties and long-time workability, which can provide mortar with:
·Excellent initial fluidity
·Excellent fluidity maintaining，long open time
·Good rheological property and bleeding reduction
·Good performance at various pH
Technical parameters
Chemical component | Modified polycarboxylate salt |
Appearance | White to light yellow powder |
Bulk density | 500 - 750 kg/m³ |
pH（23 ℃，40 %solution） | 10.0 - 13.0 |
Total chloride ion content | ≤ 0.1 % |
Alkali content | ≤ 7.0 % |
Applications
Ternary-component system, calcium sulphate system, HAC or SAC system with certain fluidity，such as：
> Porelike grouting agent
> Self-levelling mortar for underlayment
> Grout
Recommended dosage
The dosage should be adapted according to specific applications and the components in mortar. Recommended dosage is about 0.05 - 0.5 % of the total weight of cementitious materials.