автоматические битум контроля температуры ductilimeter

I. Item Name:Aspalt Ductilimeter/Bitumen Extensometer Model NO. SY-1.5D/2.0D II. Characteristic 1. Automatic Temperature Control. Digital Display. 2. Stepless Speed Regulation, Lead Screw Drive. 2. Automatic Calculation & Display of Ductility for Three Specimens. 3. Stianless Steel Made Inner and Outer Liner. 4. Avanced AC Inverter Technology, Internal-build Water Circulation Device. III. Main Technical Parameters Ductility Speed: High 50mm/min±2%, Low 10mm/min±2% Operating Temperature: 5 50°C± 5°C Max. Ductility Extent: 1.5m, 2.0m Full Range Accuracy:±1mm Dynomometer Range: 0 1KN Max.Ductility Range: 1500mm, 2000mm Power Supply: 220V±10VDifferent Ductility Speed can be achieved by setting Frequency.