Customized Piezoelectric Langasite La3Ga5SiO14 LGS Crystal - 1470°C Melting Point, 2400 m/sec SAW Velocity
Price:
Negotiable
MOQ:
1pc
Delivery Time:
2-4 weeks
Brand:
Crystro
Product Description
Customized Piezoelectric Langasite La3Ga5SiO14 (LGS) Crystal
Langasite crystal (La3Ga5SiO14, LGS) is a high-performance piezoelectric material belonging to space group P321, point group 32. This advanced crystal material offers exceptional thermal stability and piezoelectric properties for demanding electronic applications.
LGS crystals maintain stable performance at extreme temperatures up to 900°C, making them ideal for high-temperature SAW and BAW device applications.
Key Applications
- Surface Acoustic Wave (SAW) filters and resonators
- Bulk Acoustic Wave (BAW) devices
- High-efficiency broadband frequency devices
- Radio frequency components
- High-temperature electronic systems
Technical Specifications
| Property | Value |
|---|---|
| Crystal Structure | Trigonal system, group 33 a=8.1783, c=5.1014 |
| Growth Method | Czochralski |
| Hardness | 6.6 Moh's |
| Density | 5.754 g/cm³ |
| Melting Point | 1470°C |
| Thermal Expansion (×10⁻⁶/°C) | α₁₁: 5.10, α₃₃: 3.61 |
| Acoustic Velocity (SAW) | 2400 m/sec |
| Frequency Constant (BAW) | 1380 kHz/mm |
| Piezoelectric Coupling (K² %) | BAW: 2.21%, SAW: 0.3% |
| Inclusions | None |
Performance Advantages
LGS crystals deliver superior performance with exceptional frequency-temperature characteristics, high electromechanical coupling coefficients, and unparalleled Q-factor values. These properties make langasite the preferred choice for advanced piezoelectric applications requiring reliability and precision.
Customization Options
Available in customized specifications to meet specific application requirements, including dimensional parameters, orientation, and surface finish.
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Company
ANHUI CRYSTRO CRYSTAL MATERIALS Co., Ltd.
Location
No. 176, Yuner Rd, Yunhai Rd Industrial Park, Baohe District，Hefei City，Anhui Province
Contact Person
Wu