Black 4 Inch 0.35mm Lithium Tantalate Wafer for SAW/BAW Applications with 605°C Curie Temperature
Black 4-inch 0.35mm polarized Lithium Tantalate wafer specifically engineered for Surface Acoustic Wave (SAW) and Bulk Acoustic Wave (BAW) applications. This high-performance piezoelectric material delivers exceptional acoustic and electro-optic properties for advanced electronic components.
| Parameter | Lithium Tantalate (LT) Wafer |
|---|---|
| Available Sizes | 3", 4", 6", 8" (Saw/Optical Grade) |
| Crystal Orientation | X112°, Y28°, Y36°, Y42°, YZ or Customized |
| Curie Temperature | 605°C ± 3°C |
| Doping Options | Fe doped (Yellow/Black variants) |
| Polarization State | Completed Polarization (White) / Reduced (Black) |
| Parameter | Specification |
|---|---|
| Surface Finish | Single or Double Side Polish (DSL/SSP/DSP available) |
| Thickness Options | 0.18mm, 0.25mm, 0.35mm, 0.50mm, 1.00mm+ |
| TTV (Total Thickness Variation) | < 1-5µm |
| BOW | ± (25µm - 40µm) |
| Warp | <= 25µm |
| LTV (5mm×5mm) | < 1.5µm |
| PLTV (<0.5µm) | ≥98% (5mm×5mm with 2mm edge excluded) |
| Edge Processing | Compliant with SEMI M1.2 @ GC800#, typically C-type |
| Polished Side Roughness (Ra) | <= 5Å |
| Back Side Roughness (Ra) | 0.5-1.0µm GC#1000 |
| Edge Rounding | Compliant with SEMI M1.2 Standard / IEC62276 |
| Surface Defects | No cracks, saw marks, or stains |
We are piezoelectric wafer specialists with 30 years of experience, starting with Single Crystal Quartz in China. Our expertise extends to LiNbO3, LiTaO3, Quartz glass, LGS, and CTGS materials. We are particularly recognized as leading quartz blank suppliers, exporting millions annually with superior angle precision in AT, SC, and IT cuts.
Yes, we offer complete customization services. Our experienced team can provide technical recommendations if you're uncertain about specifications. We also maintain standard wafer inventory for immediate availability.
Absolutely. We recommend using your preferred courier service (DHL, FedEx, UPS, etc.) and can ship via your account. Our optimized packaging minimizes shipping costs while ensuring product safety. We also offer freight management with discounted international carrier rates.
We employ specialized packaging with vacuum sealing, buffer sponge filling, and fragile labeling. For any transit damage, we provide replacements or refunds when proper acceptance procedures are followed.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.