Product Introduction:
Blank CDRs is provided by Zhejiang Tongchuang Photoelectric Technology Co., Ltd.,a major Toy, Game & Hobby supplier in Toy, Game & Hobby wholesale industry in China.You can check out the specification of Blank CDRs below or get any optional result clicking into the following keywords and you can check the authentications and testimonials of Blank CDRs .
Description:
Descriptions:
1) Grade A, 48x - 52x, 700MB/80min, silver-silver
2) Unbranded, no license
3) Defect rate less than 5??
Specifications:
1) Outer diameter: 120 ± 0.3mm, 80 ± 0.3mm
2) Inner diameter: 15 + 0.1/-0mm
3) Thickness: 1.2 + 0.3/-0.1mm
4) User area: 50 - 116mm
Recording capacity:
1) Capacity: 74min / 650MB <120mm> 80min / >700MB <120mm> 99min /
>875MB <120mm>
2) Type: data / audio
3) Speed: 1x - 52x
4) Track pitch: 1.6 ± 0.1 um
5) Linear velocity: 1.2 - 1.4 m/s
6) Substrate: polycarbonate
7) Writing layer: phthalocyanine dye
8) Reflective layer: Ag (silver)
9) Protection layer: Laq.
10) Time encoding: ATIP wobble modulation
11) Reflectivity: ≥60％
12) ATER: <10％, averagely over 10 seconds
13) Lock freq. (wobble): 22.05KHz
14) Radial contrast (RCB): >0.05
15) Optimum recording: 5.9 - 7.2mW (OB: 4 - 8mW)
Operation environment:
1) Operation temperature: -5 - +55°C
2) Operation humidity: 5 - 95％RH
