China Polymer Candle Filters from China - Leading Suppliers & Factory for Film Production and Filtration Solutions Suppliers, Companies

In the plastic extrusion and film production industry, polymer filtration devices play a crucial role in maintaining production quality. Our candle filters, specifically designed for polymer film filtration systems, effectively remove impurities, contaminants, and particles from the polymer melt or solution prior to the film formation process. This ensures the production of high-quality and defect-free polymer films. As a leading supplier in China, we offer a comprehensive range of filtration solutions for the polymer industry, including candle filters, disc filters, and various media for polymer processing. Trust our factory to provide the best filtration products to enhance your production line efficiency

Product Description

Polymer Filtration System For Plastic Film Industry

Polymer melt filter system is the latest development in polymer melt filtration. The system can be adapted to production data outcomes in a very short time frame with minimal effort (e.g., convert filter cartridges to filter discs).

Depending on the production requirements, our polymer filter is designed as a single chamber filter. Poly melt filters can be installed horizontally or vertically with possible filtration areas of 1.4 m² to 100 m². Heating is variable and can be carried out electrically, with steam or with heat carrier oil.

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It has the characteristics of the resistance to high pressure & temperature, to chemical corrosion; and good permeability, large dirt-holding capacity, reliable performance and long lifetime with high strength, tenacity, excellent impact resistance, and can be repeatedly used after cleaning.

It is mainly used for polymer filtration in the production line of BOPA, BOPET, and BOPP, in order to remove polymer gel, coagulating agent, catalyst, and other solid impurities. Polymer Discs filters are widely applied in the industry of film, polyester polymer, spinning, packaging materials, engineering plastics, oil, chemical and others.

  • 🛡️ High pressure & temperature resistance
  • ⚗️ Chemical corrosion resistance
  • 💧 Good permeability & large dirt-holding capacity
  • 🔄 Reusable after cleaning — long service lifetime
  • 📐 Filtration area: 1.4 m² to 100 m²
  • Flexible heating: electric, steam, or heat carrier oil
filter-media
Filter Media
extruder-filter
Extruder Filter
candle-filter
Candle Filter
Technical Specification
Applications
PA PBT PE LDPE PC PEEK PET BOPET PP BOPP PMMA EVA Carbon-Fiber Fiber Resin Film Sheet Recycled Polymer
Frequently Asked Questions
💬 What is a polymer melt filtration system and how does it work?
A polymer melt filtration system is a device used to remove solid impurities — such as polymer gel, catalysts, and coagulating agents — from molten polymer materials during the production process. The molten polymer passes through filter media (cartridges or discs), which capture contaminants while allowing clean melt to flow through to the extrusion or film-forming line.
💬 Which plastic film production lines are compatible with this polymer filter system?
The polymer filtration system is specifically designed for use in BOPA, BOPET, and BOPP production lines. It is also widely applicable across film, polyester polymer, spinning, packaging materials, engineering plastics, oil, and chemical industries.
💬 What filtration area range does the polymer filter support?
Our polymer melt filters support a wide range of filtration areas, from 1.4 m² up to 100 m², making them suitable for both small-scale and large-scale industrial production requirements. The system can be installed horizontally or vertically depending on plant layout.
💬 What heating methods are available for the polymer filtration system?
The heating system is highly flexible and can be configured in three ways: electrical heating, steam heating, or heat carrier oil heating. This versatility allows the filter to be integrated into a variety of existing plant setups without major modifications.
💬 Can the filter media be cleaned and reused?
Yes. The filter media used in our polymer filtration system can be repeatedly cleaned and reused. They are designed with high strength, excellent tenacity, and outstanding impact resistance, ensuring a long service lifetime even under demanding production conditions involving high pressure and temperature.
💬 What polymer material types are supported by this filtration system?
The system is compatible with a broad range of polymer materials, including PA, PBT, PE, LDPE, PC, PEEK, PET, BOPET, PP, BOPP, PMMA, EVA, carbon-fiber, fiber, resin, film, sheet, and recycled polymer. This wide compatibility makes it a versatile solution for diverse polymer processing applications.

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