500L Twin Shaft Sigma Blade Mixer is mostly used to mix viscous and sticky materials in many industries. See following technical parameter: 1. total volume of twin sigma blade mixer: 500L 2. loading volume of twin sigma mixer: 150~300L/batch 3. this is a batch type mixing equipment 4. mixing motor: 15~37kw (depends on different materials) 5. agitating speed of sigma blades: 37rpm + 21rpm 6. heating jacket is optional 7. vacuum type is optional 8. discharging method: tilting the barrel to an angle to discharge or use a screw at the bottom of the mixing tank to discharge 9. weight: 1600kg