Microwave ferrite substrate: Size:60*48*1mm;60*48*0.5mm;48*30*1mm;48*30*0.5mm SATURATION MAGNETISATION (GAUSS):1750-1800 DIELECTRIC CONSTANT:15,0 ±5% DIELECTRIC LOSS TANGENT: 0.0002 CURIE TEMPERATURE (NOMINAL VALUE)(°C):280 LINE WIDTH (Oe):25 SPIN WAVE LINE WIDTH (Oe):2 FINISH: CLEAN.