Profile: Delta Manufacturing is a manufacturer of custom engineered products. Our product line includes band heaters, strip heaters, cartridge, immersion heaters, air duct heaters, drum heaters and thermocouples. Our mica insulated band heater provides dielectric strength while permitting rapid & efficient heat migration through the sheath of the heater and into the object requiring heat. Our mica strip heater renders rapid heat transfer to dies, tanks, seal machines, hot plates or other equipment possessing flat surfaces.