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Silica Fume for in Repair Mortars & Grouts
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| Model No. : | GSM-85D |
|---|
China Htc Group Co., Limited
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Product description
Product Description
1. Non-bleeding and non-segregating
2. Low permeability
3. Lightweight
4. Increased resistance to attack from chlorides, acids
Microsilica is used in a variety of cementitious repair products. Mortars or grouts modified with Microsilica can be tailored to perform in many different applications— Overhead and vertical mortars benefit from Microsilica's ability to increase surface adhesion. Microsilica dramatically improves cohesiveness making it ideal for use in underwater grouts, decreases permeability in grouts used for post-tensioning applications and increases the resistance to aggressive chemicals.
ROPERTIES&SPECIFICATIONS
MODEL GSM-85D
2. Low permeability
3. Lightweight
4. Increased resistance to attack from chlorides, acids
Microsilica is used in a variety of cementitious repair products. Mortars or grouts modified with Microsilica can be tailored to perform in many different applications— Overhead and vertical mortars benefit from Microsilica's ability to increase surface adhesion. Microsilica dramatically improves cohesiveness making it ideal for use in underwater grouts, decreases permeability in grouts used for post-tensioning applications and increases the resistance to aggressive chemicals.
ROPERTIES&SPECIFICATIONS
MODEL GSM-85D
| PROPERTIES | |
| State |
Non-amorphous Ultrafine (non-crystalline) poweder |
| Color | Grey to medium grey powder |
| Bulk density-Densified | 500-700KG/M3 |
| Bulk density-Undensified | 200-350KG/M3 |
| SPECIFICATIONS | |
| SiO2(Silicon Dioxide) | Min.85.0% |
| H2O | Max.1.0% |
| Loss on ignition | Max.3% |
| Fe2O3 | Max.0.5% |
| Al2O3 | Max 0.45% |
| CaO | Max.0.70% |
| Cl | Max.0.09% |
| Specific surface (m2/g) | >18 & < 27 |
| Retained on 45micron sieve | Max.6.0% |
| Pozzolanic Activity Index | 105%@28d 85%@7d |
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