The Testmak B1690 series Laboratory Asphalt Mixer is designed for mixing of soil and asphalt samples to be used for mechanical tests as compaction, indirect tensile, Marshall etc. The mixing head rotates at speeds of 10 to 240 r.p.m. and the whisk from 20 to 480 r.p.m.. The user can adjust rotation speed between given values easily by using a control knob fitted to the front panel.
The bituminous mixture must be prepared at the prescribed temperature according to the EN standard. For this reason the mixer can be equipped with thermostatically controlled heater.
The Heating Mantle (Isomantle heater is fitted with a digital thermostatic controller and can easily be fitted to the Mixing Bowl. The Isomantle heater is supplied complete with PT100 temperature sensor.
The Laboratory Mixer is supplied with;
• Heating Mantle (Isomantle heater)
• Bowl, Stainless Steel
• Mixing Whisk