1,we can produce any kind of ceramic infrared heater 2,ceramic heaters infrared 3,Cr20Ni80 resistance wire 4,OEM 230V 150W small ... ,60*60mm b) yellow, black, whitec) OCr20Ni80 resistance wire Ceramic infrared heater is made out of ceramics.1. Radioactive properties: a ... and cold test of no peeling, no cracking.4. Radiating temperature inhomogeneity: ≤ 15%5. Power error: The rated working voltage ≤ 5 ...