SK-200S is a hydrophobic fumed silica obtained by treating hydrophilic fumed silica with a specific surface area of 200 m²/g with hexamethyldisilazane (HMDS). It is particularly suitable for powder materials, oil-based systems, and medium- to high-polarity systems.
Item No :
28112200Order(MOQ) :
2TonPayment :
T/TProduct Origin :
CHINAColor :
WHITEShipping Port :
Shanghai/Ningbo/QingdaoLead Time :
45 DaysWeight :
10KG/BAGsize :
10KGCharacteristics:
SK-200S is a high-purity hydrophobic fumed silica obtained through advanced surface treatment of hydrophilic fumed silica (BET surface area: 200 m²/g) with hexamethyldisilazane (HMDS). This specialized treatment imparts strong hydrophobic characteristics while maintaining excellent dispersion properties. It demonstrates particular efficacy in powder formulations, oil-based systems, and medium-to-high polarity environments, offering enhanced compatibility and performance stability across various applications.
Technical Data Sheet
| UNIT | VALUE | |
| Specific Surface Area | ㎡/g | 155±20 |
| pH | 6.0-8.0 | |
| Drying Loss(2hr. at 105°C) | wt.% | ≤2.0 |
| Ignition Loss(2hr. at 1000°C) | wt.% | ≤2.00 |
| Tapped Density | g/dm³ | 40-60 |
| 45μm Sieve Residue Mass Fraction | mg/kg | ≤120 |
| Particle Size (Laser) | μm | ≤15 |
| Dispersion | ≤2 | |
| Carbon Content | wt.% | 2.0-3.0 |
| Methane Value (M Value) | vol.% | 55-60 |
| Unit Packaging (Net Weight) | kg | 10 |
Properties:
Applications:
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Recommended
SK-200S is a hydrophobic fumed silica obtained by treating hydrophilic fumed silica with a specific surface area of 200 m²/g with hexamethyldisilazane (HMDS). It is particularly suitable for powder materials, oil-based systems, and medium- to high-polarity systems.
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