PAM XIAMEN offers SiO2 Silica Quartz Single Crystal.
| Major capability parameter | |
| Growth method | hydro-thermal method |
| Crystal Structure | M6 |
| Unit cell constant | a=4.914Å c=5.405 Å |
| Melt point（℃） | 1610℃ |
| Density | 2.684g/cm3 |
| Hardness | 7（mohs） |
| Thermal conductivity | 0.0033cal/cm℃ |
| Planned constant | 1200uv/℃（300℃） |
| Index of refraction | 1.544 |
| Thermal expansion | α11：13.71×106 / ℃ α33：7.48×106 /℃ |
| Frequency constant | 1661（kHz/mm） |
| Crystal orientation | Y、X or Z，30º~42.75 º ±5 |
| Polishing | Single or double Ra<10Å |
| Thickness | 0.5mm±0.05mm TTV<5um |
| Diameter | Φ2″(50.8mm)、Φ3″(76.2mm)、Φ4″(100mm)±0.2mm |
| main positioning：22±1.5mm (Φ3″) 32±3.0 (Φ4″) | |
| Secondary positioning ：10mm±1.5mm | |
For more information, please visit our website: https://www.powerwaywafer.com,
send us email at sales@powerwaywafer.com and powerwaymaterial@gmail.com
Found in 1990, Xiamen Powerway Advanced Material Co., Ltd (PAM-XIAMEN) is a leading manufacturer of semiconductor material in China.PAM-XIAMEN develops advanced crystal growth and epitaxy technologies, manufacturing processes, engineered substrates and semiconductor devices.PAM-XIAMEN’s technologies enable higher performance and lower cost manufacturing of semiconductor wafer.
Quality is our first priority. PAM-XIAMEN has been ISO9001:2008, owns and shares four modern facories which can provide quite a big range of qualified products to meet different needs of our customers, and every order has to be handled through our rigorous quality system.Test report is provided for each shipment, and each wafer are warranty.