myالوثائق الفنية
SIPERNAT® 320 DS is a very finely ground silica.
تفاصيل
CAS
112926-00-8
تطبيقات
منتج
المورد
التركيب الكيميائي
Precipitated silica
مزايا
- good thickening
- excellent flow improving properties
تطبيقات أخرى
defoamers / antifoams (rapid foam destruction after in-situ hydrophobization)
adhesives (auxiliary ingredient)
printing / offset inks (prevents misting and setoff, also used as an extender)
RTV-2C / LSR silicone rubber-applications (viscosity adjustment)
تخزين
we recommend storing the products in sealed containers in a dry, cool place, and removed from volatile organic substances.
our recommended use-by date is 24 months after date of manufacture. Product more than 24 months old should be tested for moisture content before use in order to make certain that it is still suitable for the intended application.
معلومات تقنية
| كمية | قدر | وحدة | التعلیق |
|---|---|---|---|
| خصائص المظهر | |||
| Sieve residue | <300 | ISO 3262-19 | |
| Particle size | 7.5 | µm | laser diffraction;ISO 13320-1 |
| Physical state | powder | ||
| الخصائص الفيزيائية | |||
| pH | 6.2 | ISO 787-9; 5%in water | |
| Tap density | 0.09 | g/cm3 | ISO 787-11 |
| SiO2 | >97 | % | ISO 3262-19 |
| Surface Area | 175 | m²/g | ISO 9277 |
| الخصائص الحرارية | |||
| Loss on ignition | <6 | % | 2hours at 1000°C |
| الخواص الكيميائية | |||
| Shelf Life | 24 | month | |
| Sulfate content | <1.5 | internal method | |
| Sodium/potassium content | <10000 | ppm | internal method |
| Loss on drying | <6 | % | ISO 787-2;2hours at 105°C |
| الخواص الكهربائية | |||
| Electrical conductivity | <0.0013 | s/cm | ISO 787-14 |