... temperature rise: ≤ 45 °C + at room temperature 7, power 380 / V/ 50Hz, 3-phase8,connecting mode Y, 9,temperature control accuracy ... about 30%, using high-quality long-fiber pricking blanket as raw materials, which are processed into 300 × 300 × 250 with special ... temperature resistance alloy which is coiled in the shape of "V" belt, hung at the side of the furnace, and fixed with ...