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Electric Heating Lab Z Kneader

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  • NH-5

Customizable Design

  • The material contact part can be SS304, SS316 with mirror polished or carbon steel. The rest part can also be stainless steel and mostly adopt carbon steel with automotive grade industrial paint

  • Sigma blades speed can be adjustable with inverter control; one is fast and another is slow.

  • Discharge method can hydraulic tilting discharging or screw extrusion discharging or both of them.

  • Independent Control Panel: Function control,Schneider electronic components,Circuit breaker protection,Voltage & current showed and etc.

  • Vacuum function( optional): it includes vacuum pump, metal hose, buffer tank and vacuum gauge. Vacuum degree can reach-0.096mpa

  • Heating function ( optional): Electric heating with far ultrared heaters or with jacket for heating transfer oil; Jacket for steam; Jacket for water circulation.

  • Cooling function( optional): Jacket for cooling water circulation or equipped together with a chiller.

  • Other customized function can be discussed


Technical Parameters


Sigma Mixer Options

  • Capacity: Karvil Sigma mixers are available in a range of capacities, from smaller lab-scale units to large industrial-sized mixers, catering to different production volumes and batch sizes.

  • Material of Construction: Karvil offers sigma mixers constructed from different materials such as stainless steel, carbon steel, or special alloys, depending on the application and the materials being processed.

  • Jacketed or Non-Jacketed: Some sigma mixers come with a jacketed mixing chamber, allowing for temperature control through heating or cooling, which can be crucial for certain processes.

  • Control Systems: Advanced control systems may be available in some models, allowing precise regulation of mixing parameters such as speed, time, and temperature.

  • Safety Features: Options for safety features might include emergency stop buttons, safety interlocks, overload protection, and guarding to ensure operator safety during operation.

  • Hygienic Design: Sigma mixers designed for industries like food or pharmaceuticals might have features that make them easier to clean and maintain, meeting stringent hygiene standards.

  • Additional Features: Some sigma mixers may offer additional functionalities like vacuum mixing, pneumatic discharge systems, PLC-based control, or integration with other equipment in a production line.


  • Chemical Industry: Kneaders are used in the chemical industry for mixing and processing various chemical substances, including colloids, adhesives, pigments, plastics, and resins.

  • Food Processing: Kneaders are employed in food production to prepare dough, chocolate, syrups, seasonings, fillings, and other food ingredients, ensuring product consistency and quality.

  • Pharmaceutical Industry: In the pharmaceutical sector, kneaders are used to mix pharmaceutical ingredients and prepare tablets, capsules, ointments, and other formulations.

  • Rubber Industry: Kneaders are widely used for mixing and processing rubber and rubber composite materials to manufacture tires, seals, pipes, and other rubber products.

  • Plastics Industry: Kneaders are used in the plastics industry to mix and process plastic pellets, additives, and colorants, to produce masterbatches, extrudates, and other products.

  • Adhesives and Sealants Industry: Kneaders are utilized to mix and process components of various adhesives, sealants, and caulks, ensuring bonding and sealing performance.

  • Cosmetics Industry: In the cosmetics manufacturing, kneaders are used to blend cosmetic ingredients such as emulsions, perfumes, creams, and lipsticks.

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