| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Raw Material | Silica | Bulk density | >1.98 (g/cm³) |
| Apparent porosity | 7-11 (%) | Press compression | 102 Mpa |
| Compression strength | ≥60 (MPa) | Expansion coefficient | 0.6×10⁻⁶/°C |
| Transverse strength | ≥30 (Mpa) | Certification | CE, RoHS |
| Surface Roughness | ≤1.5 (μm) | Warranty | 1 year |
| OD Tolerance | ±0.05 (mm) | MOQ | 5 Pieces |
| Radial Beat | ≤0.10 (mm) | Package | Fumigated Wooden Case |