It is used to determine the horizontal direction burning behavior of various types of automotive interior materials, represented by flame spread rate. This instrument complies with the following international and industry standards. ISO: ISO 3795. ASTM: ASTM D5132. JIS: JIS D1201, JASO M403, FMVSS 302, GM9070P. Imported brushed stainless steel manufacturing. Adjust the flame height by rotor flow meter. The front of the test chamber is a heat-resistant glass observation door. Adopt imported watches and imported metal buttons for control. Technical Specification Model: HY4800 Timing range: 0-1200s Timing error: ±1s Flame height: 38mm Ignition time: 1-99s Spread timing: 0-1200s Temperature accuracy: ±1℃ Distance between ignition head and specimen: 19mm Dimensions: 430×350×550mm Power supply: 220V, 50Hz Weight: 20kg