PV Silica Powder for Shoe Mold Casting
Calcined PV silica powder prepared for shoe mold and related precision mold-making processes where consistent mineral chemistry, hardness and powder control matter.
Specifications
- Mesh Size
- 200mesh,325mesh,M400,M600,M3000,M4000,M6000
- Particle Size
- 3-5mm,1-3mm,1-0.5mm,0.5-0.2mm,0.1-0.2mm,0.1-0mm(120mesh),0.075mm(200mesh)
- SiO₂ Content
- 99.3-99.7%
- Fe₂O₃
- <0.015%
- Specific Gravity
- 2.30 g/cm³
- Whiteness
- 90-98
- Moh's hardness
- 6.5
- Conversion-related parameter
- 80-95%
SHOE MOLD CASTING GRADE
PV Silica Powder for Shoe Mold Casting
Calcined PV silica powder prepared for shoe mold and related precision mold-making processes where consistent mineral chemistry, hardness and powder control matter.
PV Silica Powder for Mold-Making Formulations
The material is calcined at high temperature, sorted, cleaned of impurities and de-ironed before packing. The page retains the existing technical-sheet values and presents them in a buyer-readable format.
Applications
Why Use This Grade
- Source-backed typical chemistry and physical-property values.
- High-temperature calcination followed by sorting and impurity removal.
- Product-specific buyer guidance without adding unsupported performance claims.
PV Silica Powder Technical Data
| Property | Typical value |
|---|---|
| SiO₂ | 99.5% |
| Fe₂O₃ | 0.03% |
| Al₂O₃ | 0.20% |
| MgO | 0.002% |
| Na₂O | 0.01% |
| Loss on ignition | 0.15% |
| Mohs hardness | 7 |
| Density | 2.30 g/cm³ |
| pH | 7 |
Order specification: Confirm the required particle size, chemistry limits and trial method before production use.
Material and Processing
PV silica powder is produced through high-temperature calcination followed by sorting, impurity cleaning, de-ironing and packing. Batch acceptance should use the current Changtong technical data and customer-agreed test conditions.
Packaging and Supply
- Export packaging is confirmed against the selected grade and order quantity.
- Current COA, particle-size requirement and sample availability can be reviewed before ordering.
Information to Include in Your Inquiry
- Target application and process.
- Required particle size or mesh range.
- Required chemistry or batch-control limits.
- Sample quantity, annual demand and destination port.
FAQ
Request a Quote
Send your application, target particle size and purchase quantity to receive a grade review, current COA and sample plan.
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