Electronic communication functional filling materi
SJH-0040
Date：2022-06-20 Views：516
Specification
High purity,Resistance to yellowing,Low magnetic foreign body,Electrical stability.
Application
Silicone rubber,sealant,Pouring sealant,Epoxy molding compound,Burn note material,Coating material,wood lacquer,water-based paint, Fine polishing,Precision casting.
Physical Characteristics
| Item | Unit |
SJH-0040 |
Test Method | |
| Average Particle Size | D50 | μm |
4.25～4.75 |
Laser particle size analyzer |
|
Coarse Particle Ratio |
＋75 μm |
% |
≤0.1 |
/ |
| Electrical Conductivity | μS/cm |
≤14 |
Electrical Conductivity Meter |
|
| PH | / | 5.0～7.5 | PH Meter | |
|
+200μm Magnetic Foreign Matter |
pcs/50g | ≤1 |
High magnification microscope |
|
| Whitenesse | % | ≥90 | Whiteness Meter | |
Chemical Characteristics
|
Item |
Chemical compositions（%） |
Test Method |
||
|
SiO2 |
Al2O3 |
Fe2O3 |
||
|
Specification |
≥99.8 |
≤0.10 |
≤0.03 |
Atomic Absorption Spectroscopy
|
SEM Image
Typical test data are listed in the above Tables unless otherwise specified.
- Last：None
- Next：SJH-0100
