
ASTM High Performance Asphalt lab Ductility Tester Ductility Testing Machine for Bitumen. Stepless Speed Regulation: Tensile speed adjustable from 10 to 50 mm/min using imported frequency conversion. Remote Control & Display: Real-time ductility display and remote locking of stretching length data. Vibration-Free Design: Separate refrigeration system and double circulation pump ensure stable operation. Multi-Function Testing: Measures bitumen ductility, coal tar pitch, force measurement, and elastic recovery. Industrial Touch Screen: Integrated microcontroller with industrial touch screen for easy operation and data output. Durable Stainless Steel Tank: Stainless steel sink with external screw and straight slide rail for smooth transmission.