Thermal load Testing device for rock wool insulation，It Is Applicable to Rock Wool, Slag Wool and Glass Wool and Their Products.

I. Scope of Application
It is applicable to rock wool, slag wool and glass wool and their products. Under a fixed load, the sample is heated at a certain heating rate to reach the specified thickness shrinkage rate. Through calculation, the thermal load shrinkage temperature is obtained by interpolation.
Ii. Compliance with Standards: Complies with the GB/T11835 standard.
Iii. Technical Parameters
The hot load test device consists of a heating furnace, a heating container and a temperature sensor.
Ambient temperature: Room temperature to 40℃
Relative humidity: ≤75%
Working voltage: AC 220V±10V, 50Hz
Heating power: 1000W
Measurement range: Room temperature to 900℃
Heating rate: 5℃/min ± 0.3℃ and 3℃/min±0.2℃ can be set
The instrument adopts a single-chip computer and multi-point programmed temperature rise.
The heat source adopts a hot plate, which is safe and reliable with a long service life
The instrument is equipped with a panel printer, which can print the test results in a timely manner.