

Cristobalite Powder for Enamel Frits and Ceramic Glazes
Cristobalite powder for enamel frit and ceramic glaze formulations, processed from selected natural quartz through controlled calcination, grinding, classification and sieving. Grade, phase evidence, particle-size distribution and chemistry should be confirmed against the customer’s frit, glaze and firing process.
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%
Enamel Frit and Ceramic Glaze Grade
Phase-Controlled Mineral Feedstock for Frit and Glaze Development
Cristobalite powder processed from selected natural quartz through controlled calcination, grinding, classification and sieving. It is supplied as a mineral raw material for enamel frit and ceramic glaze trials, with the ordered grade matched to the customer’s phase, particle-size, chemistry and firing requirements.
Why Cristobalite Is Evaluated in Frit and Glaze Systems
In enamel frits and ceramic glazes, the silica-bearing mineral feedstock is evaluated together with the frit chemistry, other raw materials, substrate, application thickness and firing schedule. Cristobalite can be considered when the formulation requires a cristobalite-based silica phase and a controlled mineral addition, but the final surface, adhesion, thermal response and appearance belong to the complete customer formulation—not to the powder alone.
Cristobalite Powder Product Specifications
| Specification | Listed value or option | Buyer confirmation point |
|---|---|---|
| Material | Cristobalite powder | Confirm phase description and grade identity for the order. |
| Mesh size | 200 mesh, 325 mesh, M400, M600, M3000, M4000, M6000 | Select the commercial cut and agree the test method. |
| Particle size options | 3–5 mm; 1–3 mm; 1–0.5 mm; 0.5–0.2 mm; 0.1–0.2 mm; 0.1–0 mm (120 mesh); 0.075 mm (200 mesh) | Commercial options do not replace a complete PSD or residue limit. |
| SiO₂ content | 99.3–99.7% | Confirm lot result and reporting method on the COA. |
| Fe₂O₃ | <0.015% | Confirm the applicable grade and test method. |
| Specific gravity | 2.30 g/cm³ | Use as a listed product field, not as a formulation result. |
| Whiteness | 90–98 | Confirm measurement basis and target appearance. |
| Moh’s hardness | 6.5 | Consider milling, wear and mixing conditions in process trials. |
| Conversion-related parameter | 80–95% | Confirm the exact method and acceptance basis for the ordered grade. |
Application Fit and Material Boundaries
This product is a cristobalite-based mineral raw material. It must not be confused with natural quartz sand, untreated ground quartz powder, fused silica, precipitated silica, fumed silica or a finished enamel, frit, glass or ceramic article.
Selection Information for a Technical Quote
- End use: enamel frit, ceramic glaze, refractory or another silica-bearing formulation.
- Required phase description, mesh or PSD, top-cut and screen-residue method.
- Target SiO₂, Fe₂O₃, whiteness, moisture and any customer-specific limits.
- Substrate, binder or frit system, application thickness and firing or melting schedule.
- Trial quantity, regular demand, packaging and destination requirements.
For comparison with another silica phase, review the related Fused Silica Powder 325 Mesh. For a coarser cristobalite form used in refractory and foundry evaluation, see Cristobalite Sand CSE-200.
Frequently Asked Questions
Request a Cristobalite Powder Quote
Send your enamel frit or ceramic glaze application, phase and particle-size requirement, chemistry limits, quantity and packing needs.
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