Sigma Mixer Extruder

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  • NH-100

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.


  • 70L working capacity (100L full capacity)

  • Sigma blades speed: 0~37r(quick) 0~21r(slow), there is a frequency converter for variable frequency speed regulation

  • Discharging: Screw extruding discharging

  • Screw speed: 0~42r

  • Heating: Electric heating, 2kw*3pcs=6kw

  • Material: The contact material is stainless steel 304 with mirror polished

  • Safety limit switch: Mixer will stop working once the lid is open

Technical Parameters


Why Chosse Karvil Sigma Mixer

  • Customization
    Karvil Machinery provides customization options, allowing clients to tailor the mixer to their specific needs. This include variations in size, materials, controls, and additional features based on the intended application.
  • Hygienic Design
    Many mixer models by Karvil Machinery are designed with ease of cleaning and maintenance in mind. This is crucial, especially in industries with strict hygiene standards like food or pharmaceuticals. CE&FCM Certificated.
  • Technical Support
    Karvil has provided solutions for different application scenarios, including, silicone rubber, carbon products,  etc. The industry experience accumulated over the years allows our equipment to be perfectly integrated with the industrial manufacturing needs of our customers.
  • Services
    Karvil has a professional technical team and has already sold our equipment to over 40 countries as well as different industries. Karvil has rich technical experience in different applications and also good after sale ability to provide efficient, accurate service.

Technical Features

  • Double-Z blade mixing mechanism: Kneaders usually use a double-helix mixing mechanism, which mixes and kneads materials through two mutually rotating propellers. This design can effectively mix various materials thoroughly and ensure mixing uniformity.

  • Efficient mixing: The kneader has high mixing efficiency and can thoroughly mix the raw materials evenly in a short time, improving production efficiency. Its optimized mixing structure and movement mode can reduce mixing time, save energy and costs.

  • Precise temperature control system: Some kneaders are equipped with precise temperature control systems that can accurately control the temperature during the mixing process. This is critical for certain production processes that require specific temperature conditions, such as the mixing and processing of high-temperature thermoplastic materials.

  • Adjustable mixing parameters: Kneaders usually have adjustable mixing parameters, such as rotation speed, mixing time, mixing intensity, etc., to meet the mixing requirements of different materials and processes. Users can flexibly adjust and optimize according to specific production needs.

  • Stable operation and low noise: A high-quality kneader has stable operating performance and low noise, which can maintain the stability and quiet environment of the production process, improve production efficiency and operating comfort.

  • Easy to maintain and clean: Kneaders are usually simple in design and easy to maintain and clean. Some models adopt a detachable structure to facilitate cleaning and replacement of wearing parts, extending the service life of the equipment and ensuring production quality.

  • Versatility: The kneader can not only be used to mix various powders and granular materials, but also can be used for wet mixing, dry mixing and mixing of high-viscosity materials, with strong applicability and flexibility.

  • Safe and reliable: Kneaders are usually manufactured using high-quality materials and advanced processes, with good safety performance and reliability, which can ensure the safe operation of the production process and the stability of product quality.

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Karvil has a professional technical team and has already sold our equipment to over 40 countries all over the world as well as different industries.

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