TDRF Series Concrete Fast Freeze-thaw Chamber

Description

Our company is the standard drafting unit of Building Materials Department of TDRF type concrete fast freeze-thaw chamber (device),and participated in the formulation of the standard of apparatus for resistance to freeze-thaw test of concrete of National Building Materials Academy. This product is suitable for freeze-thaw tests on concrete, building bricks,ceramic bricks and other building materials. It meets the requirements of DL/T5150,50082, ASTM/C666, JTJ5 and other standards.

Spesification

Model TDRF-1 TDRF-2 TDRF-3
Condenser cooling way air-cooling
Number of test pieces (pieces) 28 16 10
Specimen size(mm) 100×100×400The temperature measuring parts are of the same size, and there are temperature measuring holes in the middle.
Freezing end time/test piece center temperature() 1.52.5h/-17±2New standard -18±2)
Melting end time/test piece center temperature() 1.02.0/8±2℃(New standard 5±2)
Freeze-thaw cycle 254hThe melting time is not less than 1/4 freeze-thaw cycle.
The temperature difference between the center and the surface of the specimen() 28
Number of cycles The standard is 300 times, and the number of cycles can be adjusted
Temperature recorder LCD touch screen controller
Freeze-thaw cycle medium -45°C antifreeze (1:1 mixed with water)
Amount of freeze-thaw cycle media charged(kg 90 60 30
Refrigerator compressor Complete inlet closure 8.5HP Complete inlet closure 5HP Complete inlet closure 3HP
Specimen barrel size(mm) 115×115×490
Heating power(kW) 9 6 45
Maximum operating power(kW) 11 8 6
Voltage AC380V±10%
Overall dimensions(mm) 1870×1370×1000 1870×1000×1000 1620×1000×1000