1. Product introduction
เหมาะสำหรับการทดสอบปฏิกิริยาต่อไฟของวัสดุก่อสร้างหรือผลิตภัณฑ์ในรูปแบบการเผาไหม้ครั้งเดียว (SBI)

2. standard of execution
GB/T20284-2006 "การทดสอบรายการการเผาไหม้เดี่ยวสำหรับวัสดุก่อสร้างและผลิตภัณฑ์"

3. Main technical parameters
1） Power supply voltage: AC220V± 10%3kw;
2）Measuring temperature range of carbon dioxide (IR type) : 0%±10%, linearity greater than 1% of the full range, resolution of data collection output: 100×10-6;
3）Oxygen analysis (paramagnetic) range: 16%-21%, response time <12s, noise drift within 30min not exceeding 100×10-6, resolution of data collection output ≥100×10-6;
4）Detector chroma standard accuracy ±5%, output linearity (transmittance) <3%, absolute transmittance <1%; The data collection system collects and records the test data such as oxygen concentration, carbon dioxide concentration, temperature, smoke density, heat release rate, mass loss rate, etc. Data collection and processing <5s;
5）Computer operation;
6）The data module supports 120-channel single-terminal and 48-channel double-terminal measurement;
7）Control, collect and record oxygen concentration, carbon dioxide, temperature, smoke density, heat release rate and mass loss rate;
8）External dimensions of furnace body: length 3× width 3× height 4 m;
9）External dimensions of the main engine: length 1.3× width 0.6× height 1.8m;
10）Equipment weight: 500kg (the test furnace shall be installed on site).