The instrument is composed of outer cylinder, temperature preservation cylinder, thermometer, lower plate, upper grip, fi xing rod, base, guide rail, sweeping block, handle, steel sheet and so on.

The temperature preservation cylinder is a double layer glass cylinder. It is used to place the dry ice and ethylalcohol mixtures. It is the cooling unit.

The lower plate and upper grip are metal sheets.

The fi xing rod and movable rod are made of fabroil.

The base, guide rail, sweeping block and handle are used to changer the relative position of fi xing rod and movable rod to make the sample sheet bending.

Thermometer: -38℃~+30°C,division value 0.5℃

Size of sample sheet: 41mm × 20mm × 0.15mm