This product is a new product developed according to the technical requirements specified in the national standard GB/T 5454-97. It is suitable for testing various types of textiles, such as woven fabrics, knitted fabrics, non-woven fabrics, coated fabrics, laminated fabrics, and composite fabrics. The burning performance of, carpets, etc., can also be used to determine the burning performance of plastics, rubber, paper, etc. The product also meets the standard of GB/T 2406-2009 "Plastic Combustion Performance Test Method-Oxygen Index Method". Can be used as identification Polymer flame retardant means, but also can be used as a research tool-laboratory research flame retardant formulations, etc. Instrument features: 1. Special customized glass rotor flowmeter, accurate and anti-corrosion. 2. Special manual igniter for ignition, safe and reliable. 3. The appearance is all stainless steel, integrated structure design, beautiful and durable, easy to operate. Technical index: 1. Combustion cylinder specifications: quartz glass cylinder inner diameter: 75mm, height: 350mm 2. Oxygen concentration adjustment range: 10%～60% 3. Inner frame size of sample holder: 140mm×38mm