Appearance:
White powderComposition: micron high purity quartz powderParticle diameter: 1.5~2.0μmProportion: about 2.5 g/ccRefractive index: 1.5White degree: 90 Hardness: 6-7Effect:This powder is innocuity, no smell, non chemical corrosive, and have good chemical
stability. It can be the additive of oil ink, coating, and the paint.
Physical indicators:
|
Appearance |
White powder |
|
Whiteness |
≥93 |
|
PH |
6-7 |
|
Average size |
2.5±0.5um |
|
Specific gravity |
2.7g/ml |
|
Oil absorption |
28±2.5g/100g |
|
Mohs hardness |
7.8 |
|
Chemical contents |
Silicates |
Specifications:
|
SPECIFICATIONS |
AVERAGE VALUE |
AVERAGE VALUE |
AVERAGE VALUE |
|
Color |
white |
white |
white |
|
Glass type |
e-glass |
e-glass |
e-glass |
|
Mesh |
50-2000 |
50-2000 |
50-2000 |
|
Fiber Diameter |
7micron |
11micron |
17micron |
|
Fiber Length |
7-300micron |
7-300micron |
7-300micron |
|
Aspect Ratio |
1.0-42.8 |
0.5-27.3 |
0.4-17.7 |
|
Bulck Density |
0.68g/cc |
0.66g/cc |
0.64g/cc |
|
Moisture Content |
<1.5% |
<1.5% |
<1.5% |
|
Loss of Ignition |
<1% |
<1% |
<1% |
|
Alkali content/R2O(%) |
<0.80 |
<0.80 |
<0.80 |
|
Sizing |
Silane |
Silane |
Silane |
|
Contamination |
Free from dirt,lumps,unmilled fiber |
Free from dirt,lumps,unmilled fiber |
Free from dirt,lumps,unmilled fiber | Application:Widely used in thermoplastics, friction material, brake pads, sealing material, building material, transportation, construction, electrical, chemical and other fields, for the production of auto parts, insulation materials, switch boxes, electrical panels. |
