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- Testing machine accessories
HST DWTT-80D HST DWTT-100D Impact Test Low-temperature Chamber
DWTT-100D Impact Testing Low Temperature Meter is the compressor refrigeration equipment of our company latest research and development in accordance with low temperature device requirements of JB-5376-91 "Low Temperature Thermostat Technical Conditions" and GB/T 8363-07 "Ferritic Steel DWTT Method". This equipment adopts imported compressor cascade refrigeration technology, adopts the principle of heat balance and mixing method of circulation to achieve automatic uniform cooling, constant temperature of sample.
Specifications
MODEL
HST DWTT-80D
HST DWTT-100D
Temperature range(℃)
+30~-80℃
+30~-100℃
Temperature Control Accuracy
±0.5°
Temperature uniformity
≤2℃
Cooling speed（℃/min）
+30℃ -40℃, about 1.5℃/min
+30℃ -40℃, about 1.5℃/min
Size of cooling tank
About 60L
Digital timer
1minute ~ 9999 minutes, resolution:1minute
Outer dimension of chamber(mm)
1510×1010×1160 (LxWxH)
Work area (mm)(LxWxH)
570×390×230
Cabinet material
Stainless steel
Specimen quantity
22 pcs (Falling impact specimen size : 305×76.2mm, thickness is according to original material; Specified specimen size in national standard, : 305±5×76.2±1.5mm)
Timer
1 - 59 min, resolution 1s
Cooling medium
Cooling part: ethyl alcohol
Working power
380V±10％, 50Hz, 3.2kW
Mode of refrigeration
Compressor refrigeration
-40℃ - -60℃, about 1.2℃/min
-60℃ - -80℃, about 0.8℃/min
-40℃ - -60℃, about 1.2℃/min
-60℃ - -80℃, about 0.8℃/min -80℃- -100℃, about 0.8℃/min
Heating part: air
