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Sigma Blade Mixer for Pencil Lead Mateial Production

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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.


Technical Parameters


Pencil Lead Mateial Production

Sigma blade mixers, also known as sigma kneaders or double-arm mixers, are widely used in various industries for mixing and kneading highly viscous materials. In the pencil lead industry, sigma blade mixers are employed for specific applications related to the manufacturing of pencil leads. Here are some of the key applications of sigma blade mixers in the pencil lead industry:

  • Lead Material Preparation: Pencil leads are typically composed of a mixture of graphite or a similar writing material, binders, and other additives. Sigma blade mixers are used to blend and knead these materials to create a homogenous mixture. The controlled kneading action helps distribute the binders evenly and disperse any additives throughout the lead material.

  • Consistency in Lead Quality: Sigma blade mixers play a crucial role in ensuring the consistency of pencil lead quality. By carefully controlling the mixing process, manufacturers can produce pencil leads with uniform properties, such as hardness, smoothness, and durability.

  • High Viscosity Mixing: Pencil lead materials often have high viscosities due to the binders and other ingredients used. Sigma blade mixers are well-suited for mixing and kneading highly viscous materials, ensuring that the lead mixture is thoroughly blended and cohesive.

  • Heat Control: Some pencil lead manufacturing processes require precise temperature control to optimize the characteristics of the lead material. Sigma blade mixers may have heating or cooling capabilities to maintain the desired temperature during the mixing and kneading process.

  • Lubrication and Lubricant Mixing: Certain types of pencil leads, such as mechanical pencil leads, may incorporate lubricants to improve writing performance. Sigma blade mixers are used to blend lubricants and other additives with the lead material to enhance writing properties.

  • Dispersing Additives: When pencil leads incorporate additives like colorants or special performance enhancers, sigma blade mixers can ensure even dispersion of these materials, resulting in consistent coloring or other specific features of the pencil leads.

  • Batch-to-Batch Consistency: Sigma blade mixers provide precise control over the mixing process, which is essential for maintaining batch-to-batch consistency in the properties and quality of pencil leads.

  • Cleaning and Maintenance: Sigma blade mixers are designed for easy cleaning and maintenance, minimizing downtime between batches and ensuring the prevention of cross-contamination of different lead formulations.

Why Choose Us

Experience and Expertise: Karvil Machinery may boast a long-standing reputation in the industry, indicating their experience and expertise in designing and manufacturing machinery for various applications, including mixing and processing equipment.

Customization: Karvil Machinery may offer customization options tailored to specific production requirements. For silicone rubber production, this could involve designing sigma mixers with features such as specialized mixing blades, temperature control systems, or vacuum capabilities to meet the precise needs of the process.

Quality and Reliability: Companies may choose Karvil Machinery for their reputation for producing high-quality, reliable equipment. Quality construction and components in their sigma mixers can ensure consistent performance, durability, and minimal downtime during production.

Technical Support and Service: Karvil Machinery may provide comprehensive technical support and after-sales service, including installation, training, maintenance, and troubleshooting assistance. This level of support can be crucial for ensuring optimal operation and maximizing the lifespan of equipment.

Innovation and Technology: Karvil Machinery may invest in research and development to continually improve their equipment, incorporating the latest innovations and technological advancements. This commitment to innovation could result in sigma mixers that offer enhanced efficiency, precision, and functionality for silicone rubber production.

Cost-effectiveness: While prioritizing quality and reliability, Karvil Machinery may also offer competitive pricing for their equipment, providing excellent value for the investment.

Customer Satisfaction and Reputation: Positive reviews, testimonials, and a strong reputation among existing customers can be indicators of Karvil Machinery's commitment to customer satisfaction and the quality of their products and services.

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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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