High Quality taste improver precipitated silicon dioxide filter price
Introduction
Silicon dioxide, a form of synthetic amorphous silicon dioxide, is derived from quartz sand, a crystalline form of silicon dioxide. The physical properties of precipitated silica can be manipulated during the manufacturing process to deliver products with a wide range of performance-enhancing features engineered for many different end-use applications.
Application
Silicon Rubber: Improves silicon rubbers durability, rebound rate, and anti-distortion performance.
Plastics Industry: Improves plastic s tenacity, strength and prevents water absorption
Coating Industry: Prevents agglomeration and drip. Thixotropic additives. Increase denseness and smoothness of paint.
Medicine Industry: Increase denseness ,floating , carrying function in medicine. It also can be used as the pesticide powder and anti-agglomeration.
Specification
| Item | Standard |
| Appearance | white powder |
| Mesh 20 | ≥65 |
| Mesh 60 | ≥75 |
| Heating loss(105°C 1.5h) % | 4.0~8.0 |
| ignition Loss 1000°C(Dry Basis) % | 3.0~7.0 |
| DBP (Oil absorption value) cm3/g | 2.00~2.80 |
| PH value(5% Aqueous Suspension) | 5.0~8.0 |
| SiO2(Dry Basis) % | ≥93 |
| BET Specific Surface Area m2/g | 105~135 |
| Salt As Na2SO4 % m2/g | <1.5 |
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