{"id":1867,"date":"2025-08-18T12:39:06","date_gmt":"2025-08-18T12:39:06","guid":{"rendered":"https:\/\/www.bprofix.com\/en\/?post_type=product&p=1867"},"modified":"2025-08-18T12:39:06","modified_gmt":"2025-08-18T12:39:06","slug":"microsilica-gel-2","status":"publish","type":"product","link":"https:\/\/www.bprofix.com\/en\/index.php\/product\/microsilica-gel-2\/","title":{"rendered":"Microsilica Gel"},"content":{"rendered":"

Microsilica Gel<\/strong><\/h2>\n

MGP410<\/strong><\/p>\n

Superplasticizing and Waterproofing Paste Additive<\/strong>
\nPermeability Reduction and Water-Reducing Agent<\/strong><\/p>\n

Description of Microsilica Gel<\/strong><\/p>\n

Microsilica Gel is an advanced modified additive<\/strong> based on polycarboxylate ether<\/strong>, composed of microsilica powder, high-range water reducer, water-repellent agents, and polypropylene fibers<\/strong>. This additive is used for producing high-performance, impermeable, and durable concrete<\/strong>.<\/p>\n

As a super pozzolan<\/strong>, Microsilica Gel significantly enhances the strength, durability, and overall properties of concrete<\/strong>. It increases concrete density<\/strong>, improves compressive, flexural, and tensile strength<\/strong>, and enhances workability<\/strong> without requiring an additional superplasticizer.<\/p>\n

Mechanism of Action of Microsilica Gel<\/strong><\/h3>\n

The silica fume<\/strong> in Microsilica Gel is a highly reactive pozzolanic material<\/strong> that acts as a supplementary cementitious component. Upon mixing with water and calcium hydroxide<\/strong>, it undergoes a chemical reaction, forming calcium silicate hydrate (C-S-H) gel<\/strong>, which significantly contributes to the strength development and durability of concrete<\/strong>.<\/p>\n

Additionally, the polycarboxylate ether<\/strong> in the formulation acts as a high-performance superplasticizer<\/strong>. It forms a thin membrane around cement particles, preventing particle agglomeration through steric hindrance<\/strong> and generating electrostatic repulsion, leading to improved workability and fluidity<\/strong>.<\/p>\n

Moreover, polypropylene fibers<\/strong> further enhance the mechanical properties and abrasion resistance<\/strong> of concrete.<\/p>\n

Properties and Benefits of Microsilica Gel<\/strong><\/h3>\n
    \n
  • Creates a smooth, exposed<\/strong> concrete surface<\/li>\n
  • Reduces cement content by 15% to 20%<\/strong><\/li>\n
  • Prevents thermal stress-induced cracks<\/strong><\/li>\n
  • Eliminates bleeding and segregation<\/strong><\/li>\n
  • Enhances compressive, tensile, and flexural strength<\/strong><\/li>\n
  • Increases abrasion and electrical resistance<\/strong><\/li>\n
  • Improves durability against freeze-thaw cycles<\/strong><\/li>\n
  • Enhances workability without requiring additional superplasticizers<\/strong><\/li>\n
  • Facilitates pumping and reduces equipment wear<\/strong><\/li>\n
  • Significantly minimizes surface cracking<\/strong><\/li>\n
  • Prevents corrosion of rebar and steel reinforcements<\/strong><\/li>\n
  • Reduces water-to-cement ratio<\/strong> and improves rheological properties<\/strong><\/li>\n
  • Minimizes water permeability and resistance against chloride and sulfate attacks<\/strong><\/li>\n
  • Produces highly cohesive and homogeneous concrete<\/strong><\/li>\n<\/ul>\n

    Applications of Microsilica Gel<\/strong><\/h3>\n
      \n
    • Ideal for high-strength and high-performance concrete<\/strong><\/li>\n
    • Suitable for mass concrete placements<\/strong><\/li>\n
    • Effective for concrete exposed to freeze-thaw cycles<\/strong><\/li>\n
    • Recommended for waterproof and impermeable concrete<\/strong><\/li>\n
    • Used in marine structures, bridges, decks, reservoirs, and dams<\/strong><\/li>\n
    • Applicable for blast-resistant concrete<\/strong><\/li>\n
    • Suitable for chemical and corrosion-prone environments<\/strong><\/li>\n
    • Compatible with tunnels, water channels, treatment plants, and storage tanks<\/strong><\/li>\n
    • Used in industrial hard-wearing concrete floors<\/strong><\/li>\n
    • Applicable for both reinforced and non-reinforced concrete<\/strong><\/li>\n<\/ul>\n

      Physical and Chemical Properties of Microsilica Gel<\/strong><\/h3>\n\n\n\n\n\n\n\n\n\n\n
      Property<\/strong><\/td>\nSpecification<\/strong><\/td>\n<\/tr>\n<\/thead>\n
      Form<\/strong><\/td>\nThick slurry or gel<\/td>\n<\/tr>\n
      Color<\/strong><\/td>\nDark gray<\/td>\n<\/tr>\n
      Specific Gravity<\/strong><\/td>\n1.35 g\/cm\u00b3<\/td>\n<\/tr>\n
      Standards<\/strong><\/td>\nBS 1881-122, BS EN 12390-8<\/td>\n<\/tr>\n
      Chloride Content<\/strong><\/td>\nNone<\/td>\n<\/tr>\n
      pH Value<\/strong><\/td>\n~9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

       <\/p>\n

      Dosage of Microsilica Gel<\/strong><\/h3>\n

      The optimal dosage<\/strong> of Microsilica Gel depends on laboratory evaluations<\/strong>, considering factors such as material composition, cement type, and environmental conditions<\/strong>.<\/p>\n

      Typically, the recommended dosage ranges between 5% to 7% of the cement weight<\/strong>. To achieve high compressive strength and durable concrete<\/strong>, 10% to 15% of the mixing water should be reduced before adding the gel<\/strong>.<\/p>\n

      Instructions for Use<\/strong><\/h3>\n

      Microsilica Gel can be incorporated into the concrete mix using two methods:<\/p>\n

        \n
      1. Pre-mixing Method:<\/strong>\n
          \n
        • Mix Microsilica Gel with all or part of the mixing water<\/strong> before adding it to the dry components.<\/li>\n<\/ul>\n<\/li>\n
        • Post-mixing Method:<\/strong>\n
            \n
          • Add Microsilica Gel to the concrete mix after all components have been incorporated<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

            Important Notes<\/strong><\/h3>\n
              \n
            • A minimum mixing time of 1 minute per cubic meter<\/strong> of concrete is required.<\/li>\n
            • For extended delays between mixing and placement<\/strong>, it is recommended to add Microsilica Gel in two stages<\/strong>:\n
                \n
              • The first portion at the batching plant<\/strong>.<\/li>\n
              • The second portion 5 minutes before placement<\/strong>, mixing for an additional 2 to 4 minutes<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                Safety Guidelines<\/strong><\/h3>\n
                  \n
                • Microsilica Gel is non-toxic and environmentally friendly<\/strong>.<\/li>\n
                • If swallowed, seek medical attention immediately<\/strong>.<\/li>\n
                • In case of contact with skin or eyes<\/strong>, rinse immediately with plenty of fresh water<\/strong>.<\/li>\n
                • Use protective gloves, safety goggles, and a mask<\/strong> when handling any chemical additives.<\/li>\n<\/ul>\n

                  Storage Conditions<\/strong><\/h3>\n
                    \n
                  • Shelf Life:<\/strong> 1 year in original, sealed packaging.<\/li>\n
                  • Store in a dry, cool place away from direct sunlight, extreme heat, and frost<\/strong>.<\/li>\n
                  • Optimal storage temperature:<\/strong> +10\u00b0C to +30\u00b0C<\/strong>.<\/li>\n<\/ul>\n

                    Packaging<\/strong><\/h3>\n
                      \n
                    • 25 kg pail<\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

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