Apron made of stainless steel, the main purpose is to use the plastic device. Peace electric products with high quality electric lap. To meet customer demand for equipment safety and life heating element. Technical parameters 1, electric tube end-use conditions: air heating. 2 electric rings material: stainless steel. 3. Surface treatment: polishing. 4, electric circle diameter: customization. 5, electric heating pipe sealing style: ceramics. 6, the electrical performance: in line with national standards.