Exhibits effectiveness even in a limited range of improvements with early strength development! Flame-retardant rock solidifying material.
"RBS-USR (Silica Resin)" is a rock solidification material developed for the improvement and modification of tunnel ceilings, faces, and slopes. It exhibits rapid strength development and provides sufficient effectiveness even within limited improvement areas. Additionally, the solidified material is highly safe and has excellent flame resistance. It can be widely used in various applications, including the FIT method, fore-poling method, and AGF method, which are auxiliary methods for tunnel excavation. 【Features】 ■ Rapid strength development ■ Sufficient effectiveness even in limited improvement areas ■ Solidified material is highly safe with excellent flame resistance ■ Widely applicable in various uses *For more details, please refer to the PDF materials or feel free to contact us.
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【Specifications (Excerpt)】 ■General Type ■Main Components ・Liquid A: Sodium Silicate ・Liquid B: Polyisocyanate ■Specific Gravity (25℃) ・Liquid A: 1.40±0.03 ・Liquid B: 1.230±0.03 ■Viscosity (25℃) ・Liquid A: 145±30 mPa·s ・Liquid B: 100±30 mPa·s ■Mixing Ratio Liquid A: Liquid B = 1:1±0.1 (Volume Ratio) ■Injection Method: 1.5 Shot ■Rise Time: 60±15 sec (25℃) ■Free Expansion Ratio: 7±3 times *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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As a pioneer in post-installed anchors in Japan, KFC was established in 1965. We respond to customer needs with a consistent system from product development to sales and construction. Our business activities are centered around three main areas: construction fastening materials such as post-installed anchors, materials for tunnel excavation like rock bolts and auxiliary methods, and various construction works related to seismic reinforcement, safety measures, equipment, and refreshment.