ATOELEC Lab Vacuum Mixer Machine for lithium battery research. Vacuum Mixing Capability: Designed for large batch chemical compound blending under vacuum to prevent gas bubbles. Double Layer Water Cooling: 304 stainless steel container with double layer water cooling jacket for high efficiency. Advanced T-Type Sealing: Maintains vacuum pressure up to 12 hours for consistent mixing results. Variable Speed Control: Programmable controller allows setting time, speed, and rotation direction (0-1400 RPM). Integrated Vacuum Pump: Includes Double Step Rotary Vane Vacuum Pump with built-in vacuum gauge (-0.1 MPa). Electric Motor Operation: Container opens and closes via electric motor, eliminating the need for an air pump. Global Voltage Compatibility: 110-240V AC single phase with built-in frequency converter for 50/60Hz usage. Lifetime Technical Support: One year limited warranty with lifetime support and online assistance available.