Φ100mm 0.5mm Single Crystal Quartz Wafer X-cut Y-cut for Pressure Sensors with 1750°C Melting Point
Price:
Negotiable
MOQ:
5 pcs
Delivery Time:
1-4 weeks
Brand:
BonTek
Product Description
Product Overview
Φ100mm 0.5mm thick single crystal quartz wafer available in X-cut and Y-cut orientations, specifically engineered for pressure sensor applications requiring exceptional piezoelectric properties and thermal stability.
Material Properties
Quartz Crystal Characteristics
Quartz is a crystalline form of silicon dioxide (SiO₂) with exceptional hardness, thermal stability, and piezoelectric properties. This alpha-quartz material maintains stability below 573°C, making it ideal for precision sensor applications.
| Property | Specification |
|---|---|
| Purity | Optical grade: 99.99% |
| Crystal Structure | Hexagonal (a=4.914Å, c=5.405Å) |
| Growth Method | Hydrothermal method |
| Hardness | 7.0 Mohs |
| Density | 2.684 g/cm³ |
| Melting Point | 1750°C (phase transition: 573.1°C) |
| Thermal Conductivity | 0.0033 cal/cm/°C |
| Thermal Expansion Coefficient | Perpendicular to Z: 13.71×10⁻⁶/K, Parallel to Z: 7.48×10⁻⁶/K |
| Refractive Index | 1.544 |
| Q Value | 1.8×10⁶, 2.4×10⁶, 3.0×10⁶ |
| Acoustic Velocity (SAW) | 3160 m/sec |
| Frequency Constant (BAW) | 1661 kHz/mm |
| Piezoelectric Coupling | BAW: 0.65%, SAW: 0.14% |
| Inclusion | IEC Grade II |
Technical Specifications
| Parameter | Value |
|---|---|
| Diameter | 25.4mm, 50.8mm, 76.2mm, 100.0mm |
| Diameter Tolerance | ±0.2mm |
| Thickness | 325μm, 500μm, 525μm, 675μm |
| Thickness Tolerance | ±25μm |
| Orientation | X0°, Y0°, 35.15°Y, 42.75°Y, 52°Y, Z+2° |
| Orientation Tolerance | ±7', ±15', ±30' |
| TTV | ≤10μm |
| LTV | ≤2.0μm within 5×5mm area |
| PLTV | ≥95% (3mm from edge excluded) |
| BOW | -25μm ≤ Bow ≤ +25μm |
| Warp | <30μm |
| Top Side Roughness | Ra < 1nm |
| Back Side Roughness | GC#1000 lapped, 0.2μm ≤ Ra ≤ 0.7μm |
| Seed | With seed, Seedless |
Product Images
Frequently Asked Questions
What are your main product specialties?
We are piezoelectric wafer specialists with over 30 years of experience in single crystal quartz manufacturing. Our expertise extends to LiNbO₃, LiTaO₃, quartz glass, LGS, and CTGS materials. We export millions of quartz blanks annually with superior angle precision for AT, SC, and IT cuts.
Do you accept product customization?
Yes, we offer complete customization services. Our experienced team can provide technical recommendations and we maintain standard wafer inventory for immediate availability.
Can you ship via our preferred courier?
We accommodate all major courier services including DHL, FedEx, and UPS. You can use your account or we can arrange shipping with our discounted rates. All products are carefully packaged to ensure safe transit.
How do you ensure product safety during shipping?
We use specialized packaging with buffer materials and fragile labeling. Follow our acceptance check procedure: inspect outer carton condition, photograph packaging before opening, open vacuum packaging only in clean room environments, and immediately document any damage without removing products from packaging.
Can we visit your factory?
Factory inspections are welcome for large quantity purchases and long-term partnerships. We also offer videoconferencing for remote discussions and factory tours.
Acceptance Check Procedure
Important Handling Instructions: Products are fragile and require careful handling. Check outer carton condition upon receipt, photograph packaging before opening, and only open vacuum packaging in clean room environments. Immediately document any shipping damage without removing products from packaging.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Hangzhou Freqcontrol Electronic Technology Ltd.
Location
Room 1106, CIBC, No.198 Wuxing Rd, Hangzhou, P.R.China
Contact Person
Xu