60L Vacuum Mixing Machine for Powder and Liquid Blending in Battery Production

I. Equipment Features

Application Scope

l Applicable for mixing and dispersing powder and liquid materials of various common batteries, ultimately producing uniformly mixed battery slurry. Especially suitable for high-viscosity processes.

l Applicable viscosity range: ≤1,200,000 cP

II. Main Equipment Parameters

Lower Barrel Component

l Design Volume: 88L

l Effective Volume: 29–60L

l Inner Diameter: 500mm

l Inner Depth: 450mm

l Material: 304 stainless steel (contact parts)

l Jacket Type: Single-layer jacket on barrel wall and bottom, for cooling/heating

l Jacket Interface: G3/4", with quick-release couplings; pressure ≤0.4 MPa

l Circulation System: Supplied by customer; recommended inlet temperature ≤8°C, flow >30L/min

l Discharge: G1-1/2" three-piece ball valve at barrel bottom

l Ambient Temperature: -10 to +120°C

l Mobility: Caster-mounted

Stirring Component

l Working Frequency: 5–50 Hz

l Power: 7.5 kW

l Paddle Speed: 6–60 rpm

l Planetary Speed: 3–35 rpm

l Paddle Diameter: 286mm

l Paddle Type: Tapered spiral twist type with 90° helix

l Material: 304 stainless steel

l Linear Speed: 0.1–1.0 m/s

l Number of Paddles: 2

l Distance Between Paddles: 4.6±2.5mm

l Distance to Barrel Wall: 3±1.5mm

l Distance to Barrel Bottom: 4±1mm

Dispersing Component

l Working Frequency: 5–56 Hz

l Power: 11 kW

l Speed: 315–3530 rpm

l Disc Diameter: 110mm

l Disc Type: Serrated

l Material: 304 stainless steel

l Linear Speed: 2–20 m/s

l Number of Discs: 4

l Number of Shafts: 2

Scraper Component

l Scraper Frame Material: 304 stainless steel

l Scraper Blade Material: PTFE (Teflon)

l Scraping Speed: Same as planetary speed

l Removable: Yes (must be removed for high-viscosity processing)

Base & Lifting Component

l Material: High-rigidity structural carbon steel

l Lifting Method: Electric

l Guide System: High-precision linear rail

l Lifting Stroke: ≤570mm

Upper Barrel Component

l Material: 304 stainless steel

l Powder Inlet: Quick clamp DN100 with 90° sight glass – 1

l Liquid Inlet: ISO 1" quick coupling – 1

l Spotlight Port: DN75 tempered glass sight window – 1

l Vacuum Port: G3/4" – 1

l Exhaust Port: G3/4" – 1

l Spare Port: G3/4" – 1

l Vacuum Gauge Port: M14×1.5 internal metric thread – 1

Control System

l Electrical Cabinet: Houses inverter and low-voltage components

l Manual Panel: For mounting buttons, knobs, meters

l Power Supply: AC 3×380V±5%, 50Hz

l Control Mode: Electrical + Hydraulic

l Drive & Speed Control: Inverter-driven

l Cooling Method: Air and liquid cooled

l Operation Method: Button + knob on cabinet panel

l Digital Temp Display: Material temperature

l Emergency Stop Button: 1

l Alarm System: Over-temp alarm, shutdown, alarm mute

l Speed Display: Displayed on panel meter

l Power Indicator: 1

l Timer: 1 unit for both dispersing and stirring

l Note: If HMI is selected, control functions are integrated into the touchscreen

Safety Interlock System

l Emergency Stop: Shuts down equipment immediately; all operations disabled

l Low-Speed Stirring Startup: Barrel can rotate while lifting

l High-Speed Dispersion: Only enabled after barrel is fully lifted

l Operation Lock: Barrel cannot be lowered or opened while mixing

l Vacuum Backflow Protection: Special vacuum buffer tank prevents pump oil backflow

l Fault Protection: Inverter provides overload, overcurrent, overvoltage, leakage, and phase loss protection

l Lifting Control: Barrel can only rise after reaching designated position

l Vacuum Check: Cannot descend until vacuum is released

l Dispersion Start Interlock: Enabled only after full barrel lift

l Anti-Drop Lock: Lock system prevents barrel from dropping during operation

l Dry Mixing Mode: Stirring paddles rotate during barrel lift

Other Notes

l Temperature Probe: Pt100

l Measurement Method: Mounted on barrel wall

l Bearings: High-speed – imported; low-speed – domestic

l Seals: Static – O-rings; dynamic – mechanical seal (domestic)

l Lubricating Grease: Domestic brand

l Seal Oil: Imported

l Hydraulic Cylinder & Station: Domestic brand

l Valves: Domestic brand

l Vacuum Requirement: Customer to supply; evacuation rate 8L/S (2X-8)

l Vacuum Holding: -0.098 MPa, maintaining >-0.085 MPa over 24h without leakage

l Total Power: >18.5 kW

l Weight: Approx. 1450 kg

l Dimensions: L2050mm × W1120mm × H2090mm

l Color: Off-white

l Floor Load: 1500 kg/m²

III. Spare & Wear Parts List

IV. Supporting Conditions