Contra Mixer
Perfect Mixing for High-Viscosity, Emulsion-Based Products

Liuminex manufactures Contra Rotating Mixers (Contra Mixers) designed for high-performance blending of viscous and semi-viscous materials. Equipped with dual agitators (contra rotation) and optional homogenizers, these mixers are ideal for producing creams, lotions, ointments, gels, sauces, pastes, and emulsions with a consistent and stable texture.
Ideal For
- Cosmetic creams, gels, ointments
- Pharmaceutical ointments and suspensions
- Toothpaste and face wash
- Hair conditioners, shampoos
- Food pastes, sauces, mayonnaise
- Wax emulsions, paints, and lubricants

Key Features
- Contra-rotating agitators for simultaneous top-to-bottom and radial mixing
- Optional inline or bottom homogenizer for emulsification and fine dispersion
- Jacketed design for heating/cooling with precise temperature control
- Easy to clean with CIP/SIP options
- Vacuum and pressure-rated versions available
- Manual, semi-automatic or fully PLC controlled
Technical Specifications
Parameter | Specification |
Working Volume | 50 to 10,000 Litres |
Agitator Configuration | Contra-rotating anchor with paddle or scraper |
Speed Range | 5–50 RPM (agitators), 2800 RPM (homogenizer) |
Heating/Cooling | Steam, hot water, or thermic fluid jacket |
Vacuum Rating | Up to -760 mmHg (optional) |
MOC Options | SS304 / SS316 / SS316L (Mirror/Matte Finish) |
Discharge Type | Bottom valve / pump discharge |
Control Panel | Digital / PLC-HMI based, flameproof on request |
Customization Available
- VFD-controlled motor for speed variation
- Bottom or inline homogenizer with mechanical seal
- Vacuum drying and de-aeration feature
- Flameproof (ATEX/IECEx) motors and controls
- Load cell-based weighing system
- Automated ingredient feeding & batching
- Sanitary design with tri-clover fittings
Industries Served
- Pharmaceutical – Creams, gels, ointments
- Cosmetic & Personal Care – Lotions, shampoos, conditioners
- Food Processing – Sauces, dairy pastes, emulsions
- Chemical & Lubricants – Emulsions, wax blends, polish