Golden-Ray Quartz Radiant Process Heaters 1.Material:quartz ceramic 2.Used for dryer in many ... : 5000-10000 hoursAppliciation: Bridge, water-based paint, aluminum alloy wheels, floor, paint; car seat, powder, barrier, powder, toolbox, dipping; security doors ... ~2500mmPower: 300W~5000WVoltage: 220/380V Golden-Ray Quartz Radiant Process Heaters