80um Ultra-Thin Right-Hand Single Crystal Quartz Wafer 35.15°Y-Cut with 70-100μm Thickness Options
80μm ultra-thin right-hand single crystal quartz wafer with 35.15°Y-cut orientation, manufactured from high-purity alpha quartz material. This precision wafer features exceptional piezoelectric properties and is available in diameters up to 8 inches with thickness options starting from 70μm.
Crystal quartz is an anisotropic monoaxial crystal with trigonal crystal structure, consisting of silica-oxygen tetrahedrons arranged spirally along the main crystal axis. The right-hand modification provides distinct piezoelectric and pyroelectric characteristics due to the absence of both plane and center of symmetry.
| Parameter | Specifications |
|---|---|
| Material Grade | Piezo / Optical grade |
| Q-Value | Min 1.8×10⁶, 2.4×10⁶ to 3.0×10⁶ (IEC standards) |
| Etch Channel Density | Max 2/cm², 10/cm², Max 30/cm², Max 100/cm², Max 300/cm²; Swept Quartz |
| Inclusions Density | Ia, Ib, I, II, III Grades |
| Diameter Options | 25.4mm, 50.8mm, 76.2mm, 100.0mm |
| Diameter Tolerance | ±0.2mm |
| Thickness Options | 70μm, 80μm, 90μm, 100μm |
| Thickness Tolerance | ±25μm |
| Orientation Options | Y0°, 35.15°Y, 42.75°Y, 52°Y, Z+2° |
| Orientation Tolerance | ±7', ±15' |
| TTV | ≤10μm |
| LTV | ≤2.0μm within 5×5mm area |
| PLTV | ≥95% (3mm from edge excluded) |
| BOW | -25μm ≤ Bow ≤ +25μm |
| Warp | <30μm |
| Top Side Finish | Ra < 1nm |
| Back Side Finish | GC#1000 lapped, 0.2μm ≤ Ra ≤ 0.7μm |
| Seed | Seedless |
BonTek specializes in crystal quartz processing with over 30 years of experience. We utilize high-quality quartz chunks capable of producing wafers up to 8 inches in diameter, with special expertise in manufacturing large and thin wafers conforming to SEMI standards.
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