Description
Densified-Grade Silica Fume/Microsilica for Unshaped Refractory. High Purity Options: Available in 80D, 85D, 90D, 92D, 85U, 90U, and 92D grades with SiO2 content up to 92% min. Enhanced Concrete Strength: Increases compressive strength, reduces permeability, and prevents cracking in cementitious products. Superior Durability: Provides excellent resistance against chlorides, acids, nitrates, and sulfates for long-lasting structures. Versatile Applications: Ideal for oil well grouting, concrete tiles, roofing, wallboards, and thermal insulation materials. Fine Particle Size: Average granule diameter of 0.15-0.20um with a specific surface area of 15000-20000m2/kg. Customizable Specifications: Offers customized pH (8%), moisture (1.5%), and active index (100min) to meet specific project needs.