Maideli is specialized in producing thin film evaporation materials. Main products include ZrO2, SiO2, ITO, TiO2, Chrome plated Tungsten Rod, Fused MgO, Al2O3 single crystal cut -off, SiO,ZnS，W & Mo boat etc.
Product Germanium
Germanium has a high refractive index ,low dispersion ,easy processing ,good mechanical strength ,and is transparent to infrared rays . It is used to manufaccture middle and far infrared germanium windows ,prims ,lenses ,etc ...
| Product | Germanium |
| Density | 5.323 g/cm3 |
| Melting Point | 937℃ |
| Thermal-shock resistance | 125℃ |
| Moh's hardness | 6 |
| Young modulus | 1.89 x 10 10 Pa |
| Modulus of Rupture | 72.4 Gpa |
| Transmissoin | 1.8~23 |
