CR AU Coating Lithium Tantalate LiTaO3 Piezoelectric Crystals - 3/4/6 inch Diameter with 607℃ Curie Temperature
Price:
Negotiable
MOQ:
5 pcs
Delivery Time:
1-4 weeks
Brand:
BonTek
Product Description
Product Overview
CR AU Coating Lithium Tantalate (LiTaO3) piezoelectric crystals offer exceptional optical, piezoelectric, and pyroelectric properties for advanced industrial applications. Custom fabrication options available to meet specific requirements.
Technical Specifications
| Material | Lithium Tantalate (LT) Wafer |
|---|---|
| Diameter | 3inch (76.2mm) | 4inch (100mm) | 6inch (150mm) |
| S/D | 20/10 | 20/10 | 20/10 |
| TTV | <3um | <3um | <5um |
| PLTV | >95% | >95% | >95% |
| Warp | <20um | <40um | <50um |
| BOW | <20um | <30um | <30um |
| Roughness | Ra<0.5nm | Ra<0.5nm | Ra<0.5nm |
| Reduction | Standard White / Black Reduced |
| Doping | Fe doped Yellow Black |
Material Properties
| Property | LiTaO3 Value |
|---|---|
| Crystal Structure | Trigonal, a = 5.154, c = 13.784Å |
| Melting Point | 1650℃ |
| Curie Temperature | 607℃ |
| Transmission Range | 400 - 5000 nm |
| Absorption edge | 270nm |
| Absorption loss | < 0.15 %/cm @ 1064 nm |
| Refractive Index | no=2.176,ne=2.180(at 0.633 µm) no=2.131,ne=2.134(at 1.2 µm) |
| Density | 7.45g/cm3 |
| Thermal Conductivity | 8.78x 10-7 m2/sec |
| Optical homogeneity | ~10-5 |
| Hardness (Mohs) | 5 |
| Dielectric Constant | ε11/ε0 52.7 ε33/ε0 44.5 |
| NLO Coefficients | d33 = 13.8 pm/V d22= 2.4 pm/V d11= 0.85 pm/V |
| Electro-Optic Coefficients | r31 =8.4 pm/V, @633nm r22 =20 pm/V, @633nm r33 =30.5 pm/V, @633nm |
| Damage Threshold | 2 MW/cm2@532nm |
Product Images
Frequently Asked Questions
What are the products you mainly work on?
We specialize in piezoelectric wafers and are China's first single crystal quartz manufacturer with 30 years of experience. Our expertise includes 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.
Can you accept product customization?
Yes, we offer complete customization services. Our experienced team can fabricate according to your specifications and provide technical guidance if needed. We also maintain standard wafer inventory for immediate availability.
Can you deliver the goods via our courier agent?
We accommodate all major courier services including DHL, FedEx, and UPS. You can use your account or we can handle shipping with our discounted carrier rates. All products are carefully packaged to minimize shipping costs.
How can you guarantee we get what we want safely?
We use specialized packaging with buffer sponge and fragile labeling. In case of damage during transit, follow our acceptance check procedure: document the condition before removing items from packaging and contact us immediately for resolution.
Can we visit your factory?
Factory inspections are welcome, especially for large quantity purchases and long-term partnerships. We also offer video conferencing for international clients during travel restrictions.
Acceptance Check Procedure
- Handle products with care upon receipt and inspect outer carton condition
- Document packaging alignment with photos before removing contents
- Open vacuum packaging only in clean room environments during application
- If damage is found, photograph/video immediately without removing from packaging and contact us
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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