Jiangsu Minfluo New Material Technology Co., Ltd. specializes in the research, development, manufacturing, and sales of fluoropolymer extruded tubing, with a strong focus on the medical catheter industry. Backed by Mingke Group and supported by a professional technical team, the company is committed to providing one-stop medical catheter solutions for medical device manufacturers worldwide. Equipped with a comprehensive mold workshop, physical, chemical, and biological laboratories, as well as advanced international extrusion and testing equipment, the company ensures product safety, reliability, and consistency through a complete quality management system certified to ISO 9001 and ISO 13485 standards. Driven by technological innovation and stringent quality control, Jiangsu Minfluo is dedicated to advancing medical device development and strives to become a trusted global supplier of fluoropolymer medical tubing solutions, helping safeguard human health through high-quality medical materials.
25 years in fluoroplastics: integrated R&D, production and sales, empowering global customized precision manufacturing for medical devices
Our fluoropolymer extrusion specialists bring over 25 years of experience and deep knowledge of medical device regulations.
We maintain extensive knowledge in raw materials and operate dedicated laboratories for product development.
Our sales teams in China, Thailand and Europe provide worldwide coverage and responsive customer support.
FEP fluid pipe is highly transparent and corrosion-resistant, with high purity and stability. It is a specialized pipe material for precise fluid transportation.FEP fluid pipe is also known as fluorinated ethylene propylene transparent pipe. It is a high-performance fluoropolymer engineering pipe, made by precision extrusion process using modified fluorine resin raw materials. The product features multiple characteristics such as transparency for visibility, resistance to high and low temperatures, strong corrosion resistance, and high insulation. It is suitable for various scenarios of precise fluid transportation, medium diversion, temperature control circulation, and corrosion protection, and is widely used in high-end fields such as fine chemicals, semiconductors, medical equipment, new energy liquid cooling, and laboratory equipment. It is the preferred matching pipe material for industrial precise fluid systems.This product has high transparency, allowing the fluid state inside the pipe to be clearly visible, facilitating real-time observation of flow, medium condition, and pipeline operation. It is convenient for daily inspection and fault troubleshooting. The inner wall of the pipe is smooth and flat, with a low friction coefficient, resulting in low fluid transportation resistance. It does not easily form deposits or adsorb media, and there are no residues or precipitates during the transportation process. It can maintain the pipeline's smoothness and stability for a long time, effectively reducing pipeline blockage and system loss, and is suitable for long-term continuous operation conditions.FEP fluid pipe has excellent environmental adaptability. It maintains stable performance within a wide temperature range. It does not crack or harden in low-temperature environments, and does not deform or age in high-temperature conditions. It is suitable for production systems with alternating temperature changes and continuous temperature control. The material has excellent chemical inertness, can withstand most strong acids, strong bases, and organic solvents, and is not permeated or swollen by media. It effectively avoids problems such as corrosion and damage of ordinary pipe materials, leakage and contamination. It ensures the purity of fluid transportation and system safety.The pipe has good flexibility and excellent bending rebound performance. It is flexible for wiring installation and is suitable for complex pipe layouts, embedded pipe systems for equipment, and closed fluid circulation systems. It also has excellent insulation performance. It can withstand voltage, withstand breakdown, and can meet both fluid transportation and electrical insulation protection requirements. It is suitable for use in electronic and electrical, and precision equipment. The product specifications are complete, can meet different pipe diameters and wall thickness requirements, and supports non-standard customization to meet the standards of various precision equipment.The enterprise strictly controls the selection of raw materials and production processes, with standardized extrusion forming and quality control testing throughout the process, ensuring uniform pipe wall thickness, precise dimensions, and consistent performance for each batch of pipes. With its high purity, cleanliness, corrosion resistance, stable temperature resistance, and wide adaptability, it provides reliable pipeline solutions for various industries' precise fluid systems, helping equipment operate stably and upgrade process quality.
↗ 2026/8/14FEP Peelable Heat Shrink Tube: Unifying Precision Protection and Convenient OperationIn the manufacturing and maintenance of electronic electrical, medical equipment, and precision instruments, the insulation protection of wire connection points and sensitive components is a fundamental aspect that directly affects the long-term reliable operation of the products. The FEP Peelable Heat Shrink Tube, as a fluoropolymer heat shrink sleeve, provides a solution that combines protection performance and operational convenience in scenarios where high-level protection is required while also demanding convenient later maintenance.FEP stands for fluorinated ethylene propylene copolymer, which is a comprehensive fluorine-containing material. The heat shrink tubes made from this material can shrink uniformly after heating, tightly covering the surface of the protected components, forming a continuous and transparent protective layer. Compared to ordinary heat shrink tubes, FEP material demonstrates different performance in terms of temperature resistance, chemical stability, and surface characteristics, and the "peelable" design brings practical convenience to operation and repair.From a performance perspective, the heat resistance of FEP heat shrink tubes enables them to maintain physical form stability within a wide temperature range, suitable for protecting electronic components that need to withstand certain working temperatures. Its chemical inertness is particularly prominent, offering good resistance to most acids, bases, and organic solvents, and effectively protecting internal components in corrosive medium conditions. Additionally, the excellent electrical insulation properties of FEP material, with high dielectric strength and low dielectric constant, make it suitable for high-frequency and high-voltage electrical environments. The low friction coefficient and good surface non-stickiness of the material make it less prone to sticking to other components during installation, facilitating dense wiring and sleeveing operations.The "peelable" feature is the unique design of this product. When replacing or repairing internal components in traditional heat shrink tubes, overall cutting and peeling are usually required, which is inconvenient and may damage wires or components. The FEP peelable heat shrink tube has a guiding structure in the tube wall, allowing operators to apply force along the peeling direction to neatly tear the sleeve longitudinally without the need for cutting tools, achieving quick peeling. This feature has practical application value in fields such as aerospace, military electronics, and communication base stations that have high requirements for maintenance efficiency and maintainability.In terms of application, FEP Peelable Heat Shrink Tubes are mainly used for protecting the rear shells of connectors, sealing wire branching points, wrapping small components, and protecting sensors in scenarios requiring high-reliability insulation protection. Their transparent material also facilitates visual inspection of internal welding quality and component status, aiding in quality control and fault diagnosis. When using, it is necessary to heat and shrink with an appropriate hot air gun or oven, and the control of heating temperature and time should refer to product specifications to ensure uniform shrinkage without damaging the covered objects.It should be noted that the material cost and processing difficulty of FEP peelable heat shrink tubes are higher than those of ordinary heat shrink tubes, and their applicable scenarios are relatively focused. They are mainly targeted at medium and high-end applications with comprehensive requirements for reliability, chemical resistance, and maintenance convenience.Overall, the FEP peelable heat shrink tube is a specialized heat shrink sleeve that considers both precise protection and convenient operation. Supported by the inherent properties of fluoropolymer, it incorporates a peelable structure design, achieving a balance between high requirements for protection and high efficiency in maintenance. In scenarios that require both "adequate protection" and "convenient maintenance", it is a material option worth considering.
↗ 2026/8/7FEP Heat Shrink Tube: Material Characteristics, Functions and Application Domains In the fields of electronic and electrical insulation, chemical pipeline protection, and precision mechanical packaging, FEP heat shrink tubing is a type of heat shrink sleeve made from fluorinated ethylene propylene copolymer as the base material, which undergoes irradiation crosslinking and expansion molding. Its core function is to uniformly contract radially after heating, tightly covering the surface of the protected object, providing multiple functions such as insulation, sealing, corrosion prevention, and mechanical protection. Compared to ordinary heat shrink tubes, the FEP material gives the product a wider operating temperature range, better chemical stability, and higher transparency, and is suitable for scenarios with higher requirements for reliability and environmental tolerance. Material properties The performance advantages of FEP heat shrink tubing stem from the molecular structure characteristics of the fluoropolymer material. The shielding effect of fluorine atoms on the carbon chain endows the material with excellent chemical inertness, making it resistant to most acids, bases, and organic solvents. It can maintain stable performance even when used in corrosive environments for a long time. At the same time, the intermolecular forces of the fluoropolymer determine its thermal stability, allowing the heat shrink tubing to maintain its shape and function within a wide temperature range. The optical properties of FEP heat shrink tubing have distinctive features within the family of heat shrink tubing. Its transparent specification enables a clear observation of the state of the encapsulated components, facilitating installation inspection and subsequent maintenance. Moreover, the surface energy of FEP material is relatively low, featuring non-stickiness and hydrophobicity, which can prevent the attachment of contaminants. It has practical value in clean environments or applications involving liquid media. Main Function Insulation protection: The FEP heat shrink tubing has a high dielectric strength and volume resistivity. It provides reliable electrical insulation for wire connection points, terminals, and solder joints in electronic and electrical equipment, preventing short circuits and leakage risks. Sealing and moisture prevention: After the heat-shrinking tube is heated and shrinks, the radial force causes the tube wall to closely adhere to the surface being covered, forming a physical sealing layer. This effectively prevents moisture and humidity from penetrating, and is suitable for electrical connection protection in outdoor and humid environments. Chemical resistance: In chemical process equipment, FEP heat shrink tubing is often used to cover and protect metal components or sensors that are prone to corrosion, blocking the erosion of corrosive media, and extending the equipment's maintenance intervals and service life. Mechanical protection: The inner layer of the heat shrink tube forms a continuous protective sheath after being wrapped, which can withstand slight mechanical scratches and vibrations, providing cushioning protection for precision components. Typical application scenarios Electrical and electronic field: Contact insulation protection for high-temperature or high-frequency wiring harnesses, sheaths for sensor leads, solder joint encapsulation on circuit boards, and sealing of connector tails. The transparent property of FEP is particularly suitable for situations where visual inspection of welding quality is required. Chemical and Fluid Systems: Anti-corrosion sleeves for pipe joints, valve seals, and instrumentation. In high-purity processes such as acid and alkali transportation, solvent treatment, and semiconductor manufacturing, the low leaching and corrosion resistance of FEP heat shrink tubing meet the cleanliness requirements. Aerospace and automotive industries: Wire harness protection for engine compartments, fuel systems, and high-temperature areas, as well as hydraulic pipeline protection. Its temperature resistance and oil resistance enable it to remain stable in various oil environments. Medical equipment: Used for surface insulation and packaging of precision catheters, probes and miniature instruments. Its biocompatibility and smooth surface are beneficial in reducing tissue friction and bacterial adhesion. Usage NotesThe use of FEP heat shrink tubing should follow the following basic guidelines: Pipe diameter selection: Before making the selection, it is necessary to determine the contraction ratio and expansion inner diameter of the heat shrinkable tube based on the outer diameter and shape of the covered object. After contraction, the inner diameter should be smaller than the outer diameter of the covered object to ensure sufficient covering and clamping force. Heating method: It is recommended to use a hot air gun or other constant-temperature heat source for heating and shrinking. The heating process should be carried out uniformly from one end to the other, to avoid local overheating which could cause the pipe wall to burn or result in uneven shrinking. Shrinkage temperature control: The shrinkage temperature range of FEP heat shrink tubing has clear boundaries. If the temperature is too low, the shrinkage will not be sufficient and the coating will not be tight; if the temperature is too high, it may cause material decomposition or melting. The operation should be carried out within the recommended temperature range. Storage conditions: It should be stored in a cool, dark, and dry place, away from heat sources and chemical reagents, and avoid long-term compression and deformation. Preparation before installation: The surface to be covered should be clean, dry and free of oil stains to ensure that the heat shrink tube fits tightly with the base surface after shrinking. Selection considerations When selecting the model, the following factors need to be comprehensively considered: the highest and lowest temperatures in the usage environment, the types of chemicals that may come into contact, the requirement for transparency, the strength of mechanical protection requirements, the electrical insulation level requirements, and whether it complies with the safety and environmental protection regulations of specific industries. Overall, FEP heat shrink tubing is a type of special heat shrink product that demonstrates advantages in harsh environments. Its performance characteristics make it a practical packaging protection solution in scenarios where it is necessary to meet requirements for wide temperature range usage, chemical resistance, and transparent visualization. Reasonable selection and standardized construction are the prerequisites for realizing its functional value.
↗ 2026/7/31FEP heat shrink tubing: Precise protection, reliable fit In applications with high reliability requirements such as electronic and electrical insulation, wiring harness protection, chemical sealing, and medical devices, FEP heat shrink tubing (polyperfluorobutylene heat shrink sleeve) stands out due to its outstanding properties of withstanding high and low temperatures, corrosion resistance, high insulation, and non-stick surface. It has become a crucial precision protective component.Jiangsu Minfluo New Material Technology Co., Ltd. (official website: http://www.minfluo.com) has been deeply involved in the field of fluorine material extrusion tubes, focusing on the research, production, and sales of FEP heat shrink tubing, FEP fluid tubes, PTFE multi-chamber tubes, and Pebax tubes, and is committed to providing high-quality fluorine plastic pipeline solutions for global customers. Material advantages and stable manufacturing process The FEP heat shrink tubing exhibits excellent flexibility and electrical properties before shrinking. After being heated and shrunk, it can closely adhere to the surface of the covered object, forming a uniform insulating or protective layer. Its long-term operating temperature range is wide, maintaining stable performance within the -80°C to 200°C range. It also resists the erosion of most chemical media. Minguo Fluorine uses a high-precision extrusion equipment and an online diameter measurement system to continuously monitor the uniformity of the wall thickness of the tubing, ensuring the consistency of product dimensions from the source. For the unique irradiation cross-linking process of the heat shrink tubing, the company implements strict process control and cross-linking degree inspection to ensure that the products have the appropriate shape memory effect and resilience, avoiding potential problems such as insufficient shrinkage or brittle material. The full-process quality control and compliance system As a medical catheter supplier, Mingfu has obtained ISO9001 quality management system certification and ISO13485 medical device quality management system certification. It has established a complete quality traceability system covering the entire process from raw material entry, process verification to product release. Each batch of FEP heat shrink tubes undergoes strict size testing and shrinkage performance tests, and complete production and testing records are retained to provide customers with traceable quality assurance. The company has also built physical and chemical laboratories for customers to complete various performance validations in coordination. Professional team and global services The core team of Mingfu has over ten years of practical experience and is proficient in the regulations and product standards of the medical device industry. They can provide professional technical support to customers, ranging from selection suggestions to process optimization. Choosing the FEP heat shrink tubing from Jiangsu Minfluo New Material Technology Co., Ltd. means choosing a reliable support based on precise manufacturing processes and strict quality control. We look forward to working with you to jointly enhance the safety and stability of critical applications.
↗ 2026/7/31PTFE multi-chamber tube: Precisely molded, safeguarding every safe delivery. In high-end application fields such as medical intervention, precision instruments, and chemical fluid transmission, PTFE multi-chamber tubes are emerging as the key components for achieving multi-functional integration due to their unique multi-channel integrated structure. Leveraging the excellent high and low temperature resistance, corrosion resistance, and low friction properties of polytetrafluoroethylene material, it integrates multiple independent chambers within a single tube, providing a reliable physical foundation for complex scenarios such as medium isolation transmission and simultaneous operation of multiple devices. Jiangsu Minfluo New Material Technology Co., Ltd. has been deeply engaged in the field of fluorine material extrusion tubes, specializing in the research, production and sales of precision tubes such as PTFE multi-chamber tubes, FEP heat shrink tubes and Pebax tubes. The core focus is on the medical catheter market. Relying on Mingke Group, the company integrates research, production and sales, and is committed to providing one-stop medical catheter solutions for global medical device manufacturers. Mingfu is well aware that the value of multi-chamber tubes lies in their "multi-chamber integration", and the strict isolation and dimensional accuracy between each chamber are the core of performance. Therefore, the company has equipped a full-process in-house mold workshop, which can customize high-precision molds according to various specifications ranging from 2 to 8 chambers. This ensures that the molten PTFE is evenly distributed to each chamber during extrusion， reducing wall thickness deviations at the source and effectively avoiding the risk of "cavity crossover". The entire production process is coordinated with an online monitoring system， which continuously tracks key process parameters such as temperature and pressure to ensure the stability and consistency of product batches. In terms of quality control, Mingfu has obtained ISO9001 and ISO13485 certifications for the medical device quality management system. It has established a full-process traceability system from raw material entry to product release. Each batch of products undergoes strict cross-sectional microscopic analysis and pressure leakage tests to ensure that each cavity is independently sealed and operates reliably under the rated pressure. The company's supporting physical and biological laboratories can also assist customers in completing various performance validations, providing more guarantees for product safety. Choosing the PTFE multi-chamber tubes from Jiangsu Minfluo means choosing a reliable guarantee based on precise manufacturing processes and strict quality control. We look forward to working with you to jointly safeguard every critical pathway in medical and industrial applications.
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