Hangzhou Freqcontrol Electronic Technology Ltd.
                                                                                                           
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27 Years
Since 1999
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Elevate Your Technology with Our Sapphire Wafers The Perfect Combination of Durability and Performance

Price Negotiable
Price: Negotiable
MOQ: 10 Pieces
Delivery Time: 1-4 weeks
Brand: CQT
Product Description

Elevate Your Technology with Our Sapphire Wafers The Perfect Combination of Durability and Performance

Elevate your technology with our premium Sapphire Wafers, engineered for excellence in LED, RF, and power electronics applications. Renowned for their exceptional thermal conductivity, optical transparency (95%+ transmittance from UV to IR), and chemical inertness, these wafers provide an unbeatable platform for device reliability and efficiency.

Crafted from ultra-pure, single-crystal sapphire (Al₂O₃), our wafers feature ultra-smooth surfaces (Ra < 0.3 nm) and precise thickness tolerances, minimizing defects and enhancing yield in epitaxial growth processes. Ideal for GaN-based LEDs, MEMS sensors, and high-frequency RF devices, they withstand extreme temperatures and corrosive environments, ensuring long-term performance.

Available in customizable diameters (2"–6"), orientations (C-plane, R-plane, M-plane), and polished grades, our Sapphire Wafers adapt seamlessly to your R&D and production needs. Backed by rigorous quality control and ISO-certified manufacturing, they deliver consistency and cost-efficiency at scale.

Step into a brighter future with Sapphire Wafers. Contact us today to unlock unmatched durability, clarity, and innovation for your next-generation devices.

 

 

OPTICAL PROPERTIES

Transmission

0.17 to 5.5 um

Refractive Index

1.75449 (o) 1.74663 (e) at 1.06 um

Reflection Loss

at 1.06 microns (2 surfaces) for o-ray - 11.7%; for e-ray - 14.2%

Absorption Index

0.3 x 10-3 cm-1 at 2.4 um

dN/dT

13.7 x 10-6 at 5.4 um

dn/dm = 0

1.5 um

 

Orientation

R-plane, C-plane, A-plane, M-plane or a specified orientation

Orientation Tolerance

± 0.3°

Diameter

2 inches, 3 inches, 4 inches, 6 inches, 8 inches or others

Diameter Tolerance

0.1mm for 2 inches, 0.2mm for 3 inches, 0.3mm for 4 inches, 0.5mm for 6 inches

Thickness

0.25mm, 0.33mm, 0.43mm, 0.65mm, 1mm or others;

Thickness Tolerance

25μm

Primary Flat Length

16.0±1.0mm for 2 inches, 22.0±1.0mm for 3 inches, 30.0±1.5mm for 4 inches, 47.5/50.0±2.0mm for 6 inches

Primary Flat Orientation

A-plane (1 1-2 0 ) ± 0.2°; C-plane (0 0-0 1 ) ± 0.2°, Projected C-Axis 45 +/- 2°

TTV

≤10µm for 2 inches, ≤15µm for 3 inches, ≤20µm for 4 inches, ≤25µm for 6 inches

BOW

≤10µm for 2 inches, ≤15µm for 3 inches, ≤20µm for 4 inches, ≤25µm for 6 inches

Front Surface

Epi-Polished (Ra< 0.3nm for C-plane, 0.5nm for other orientations)

Back Surface

Fine ground (Ra=0.6μm~1.4μm) or Epi-polished

Packaging

Packaged in a class 100 clean room environment

 

 

Acceptance Check

 

1. The product is fragile. We have adequately packed it and labeled it fragile. We deliver through excellent domestic and international express companies to ensure transportation quality.

 

2. After receiving the goods, please handle with care and check whether the outer carton is in good condition. Carefully open the outer carton and check whether the packing boxes are in alignment. Take a picture before you take them out.

 

3. Please open the vacuum package in a clean room when the products are to be applied.

 

4. If the products are found damaged during courier, please take a picture or record a video immediately. DO NOT take the damaged products out of the packaging box! Contact us immediately and we will solve the problem well.

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

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