The device places the test plate in parallel in the wind tunnel, the wind speed control accuracy is 3 +/- 0.3m/s, the drying time is automatically controlled, and the surface crazing can be visually inspected, which is suitable for the evaluation of coating anti-crack performance.
The wind speed is controlled in the range of 3 +/- 0.3m/s, equipped with axial flow fan and automatic timing function, which can simulate the drying process under specified conditions and effectively detect the surface crazing of the material.
The device provides 3 +/- 0.3m/s wind speed through axial flow fan in wind tunnel, Timer delay range of 0.01 seconds to 99 hours 99 minutes, can automatically control drying time and eye test plate surface crazing, support parallel test.
Using axial flow fan and test wind tunnel structure, the wind speed can be adjusted in the range of 3 +/- 0.3m/s, equipped with Timer delay range of 0.01 seconds to 99 hours and 99 minutes, automatic detection of material surface crazing.
Adopting axial flow fan to supply air, the wind speed can be adjusted steplessly, the wind speed in the wind tunnel is 3 +/- 0.3m/s, and it is equipped with Handheld AnemoMeter measurement, which is suitable for coating drying anti-crack performance testing.
The axial flow fan is used to supply air and support stepless speed regulation of 0~ 3m/s, and the anemoMeter has a range of 0~ 10m/s, which is suitable for the determination of the initial drying anti-cracking performance of laminated architectural coatings.
The circular track is used to automatically record the film drying process continuously, equipped with 4 kinds of specifications to choose from, the track diaMeter is 100mm, and the measurement error is +/- 0.5%, which can intuitively analyze the stages in drying state.
With 30 stages of multi-stage programmable control, the highest temperature 1200 ℃, Furnace volume 7L, using refractory brick Furnace and nickel-chromium wire heating elements, heat loss is small and Temperature uniformity is good.
Adopt multi-stage programmable controller, preset 7 groups of 63-step program, Temperature Fluctuation +/- 1 ℃, mirror stainless steel liner for easy cleaning, independent temperature limit alarm system to ensure safe operation.
The instrument adopts a six-pin design, forms plow marks on the paint film through uniform linear motion, and automatically displays the drying process according to the change of traces. The measurement error is controlled within +/- 4%, and supports three time settings of 6h, 12h and 24h.
Multi-stage programmable controller, support 7 groups of 63-step Program settings, Temperature Fluctuation +/- 1 ℃, with mirror stainless steel liner and independent temperature limit alarm system to ensure the safety and stability of the experimental process, Thermal Power is reduced by more than 25% compared with traditional equipment.
Mirror stainless steel liner for easy cleaning, multi-stage programmable controller supports 7 groups of 63 step Program settings, Temperature Fluctuation +/- 1 ℃, with independent temperature limit alarm and energy saving design, Thermal Power is reduced by more than 25%.
With multi-stage programmable controller, 7 sets of 63-step programs can be preset, Temperature Fluctuation +/- 1 ℃, mirror stainless steel liner for easy cleaning, independent temperature limit alarm system to ensure safe operation.
With 30-stage programmable control function, the maximum temperature is 1000 ℃, the Furnace volume is 2L, the refractory brick Furnace and stainless steel material are used, and the heat loss is small and the Temperature uniformity is good.
High Accuracy Platinum Resistance Sensor is used to realize +/- 1 ℃ temperature fluctuation, with 9999 minutes timing function, three-layer tempered Glass observation window design to ensure safe and clear observation, suitable for vacuum drying environment of thermally sensitive substances for easy analysis.
