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Product Description
 | Alumina Ceramic Reflector： Alumina ceramic reflector made from high-purity alumina (Al₂O₃) ceramic, typically fired at high temperature into a dense, white ceramic body. The inner reflective channel and outer profile are machined or formed with controlled geometry for optical and thermal applications. |
Ceramic Reflector Performance： The alumina body offers high reflectivity in visible and near-UV/IR ranges, helping direct and concentrate light efficiently. It maintains stable optical behavior under elevated temperature and continuous illumination. Low thermal expansion and good insulation. | |
| Ceramic reflector advantages: Compared with metal or polymer reflectors, it resists oxidation, corrosion, and UV-induced aging for longer service life. The hard ceramic surface provides wear resistance and keeps its shape under thermal cycling. It also avoids outgassing and color shift issues common to coated plastic parts. |
Ceramic reflector usages: Commonly used as reflective cavities or light guides in UV lamps, LED/laser modules, and flash/photoflash systems. Also suitable for analytical instruments, medical/cosmetic light devices, and industrial curing equipment. | |
Alumina Purity | 95% | 96% | 99% | 99.6% |
颜色 Color | White | White | Ivory White | White |
体积密度 Volume density | 3.5g/cm3 | 3.7g/cm3 | 3.75g/cm3 | 3.9g/cm3 |
吸水率 Water Absorption | 0 | 0 | 0 | 0 |
抗弯强度 Flexural Strength | 300MPa | 320MPa | 330MPa | 330MPa |
维氏硬度 Vickers hardness | 1400 | 1400 | 1800 | 1800 |
介电常数 Dielectric Constant | 10at 1MHZ 25℃ | 10at 1MHZ 25℃ | 10at 1MHZ 25℃ | 10at 1MHZ 25℃ |
弹性模量 Modulus of elasticity | 350GPa | 350GPa | 370GPa | 370GPa |
热导率 thermal conductivity (30℃) | 24W/(m·K) | 24W/(m·K) | 25W/(m·K) | 28W/(m·K) |
体积电阻率 Volume resistivity | 1014Ω•cm | 1014Ω•cm | 1014Ω•cm | 1015Ω•cm |
介电强度 Dielectric strength | 20KV/mm | 20KV/mm | 20KV/mm | 30KV/mm |
Company Profile
Packaging & Shipping
Packing Details | We will packing by professional export packing,safety against breakage, finally into the wooden cases/ carton/pallet or customized package. We have ERP authentication. |
Delivery Details | We can deliver by SEA,air,rail transportation,the China-Europe Railway Express etc. TNT, DHL,UPS, FEDEX, EMS，S.F EXPRESS etc. |
| 1. Sample service | 2. Optimal price | 3. Customized logo |
| 4. Fast feedback | 5. Customized size | 6. Safety package |
| 7. ISO9001 | 8. Aftersale service | 9. Low procurement risk |
