Zhejiang Kaiao New Material Co., Ltd.
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About Us

We were founded in September 2015 and located in Zhijiang Industrial Park, Haining, Zhejiang, is a large scientific and technical enterprise focusing on scientific research, product development, production, sales and service in the area of fiberglass-based. China PTFE Architecture Membrane Suppliers and PTFE Architecture Membrane Factory.
The glass fiber products and glass fiber composite material we produce are widely used and can be used in electric appliances, electronics, transportation, chemical engineering, architectural engineering, heat insulation, sound absorption, fire prevention and environmental protection, and other high-tech fields. We use 5.6-meter automatic warping machines, 3.4-meter air-jet looms and 5.6-meter wide high-grade rapier looms, suitable for PTFE, PVA, PVC, PU, and silicone coating. Our main products are fiberglass cloth, fiberglass mesh, waterproof building material, special building material, bakeware, BBQ accessories, and sealing strip. Our products are sold to more than 30 provinces at home and several countries and regions in North America, South America, Europe, Mid East, Southeast Asia, Oceania, Africa, and so on.
We will be committed to becoming a professional fiberglass products company with China's competitive advantage and complete industry chain and forming a superior fiberglass composite material manufacturing enterprise.


Industry Knowledge

What is PTFE membrane material?
PTFE membrane material refers to a type of membrane made from polytetrafluoroethylene (PTFE), which is a synthetic fluoropolymer of tetrafluoroethylene. PTFE is a versatile material known for its unique properties, making it suitable for various applications, including filtration.
PTFE membrane material is typically produced by processing PTFE into a thin, microporous sheet or film. The material's structure consists of interconnected pores or voids, which enable the passage of certain substances while blocking others based on their size and chemical interactions.
PTFE membrane material offers several notable characteristics. Firstly, it is highly chemically resistant, making it compatible with a wide range of chemicals, acids, bases, solvents, and corrosive substances. It maintains its integrity and filtration performance even when exposed to aggressive chemical environments.
Secondly, PTFE membrane material exhibits excellent temperature stability, withstanding extreme temperatures ranging from -200°C to +260°C without significant degradation. This thermal resistance allows its use in applications involving high-temperature processes or filtration of hot fluids.
Additionally, PTFE membrane material is hydrophobic, meaning it repels water and has a low affinity for liquids. This property allows for effective filtration of aqueous solutions and ensures smooth liquid flow during filtration. It also prevents clogging and minimizes the need for frequent maintenance.
The microporous structure of PTFE membrane material provides high filtration efficiency, enabling the precise separation of particulates, microorganisms, and other contaminants from liquids or gases. Its filtration performance can be optimized by controlling the pore size and thickness of the membrane material.
PTFE membrane material is widely used in various industries, including pharmaceuticals, biotechnology, electronics, chemicals, food and beverage, and water treatment. It finds applications in processes such as sterile filtration, venting, air purification, gas scrubbing, solvent filtration, and particle removal.
How is PTFE membrane material different from other membrane materials?
PTFE membrane material differs from other membrane materials in several aspects, including its chemical composition, properties, and performance characteristics. Here are some key points of differentiation:
Chemical Resistance: PTFE membrane material exhibits exceptional chemical resistance compared to many other membrane materials. It can withstand a wide range of chemicals, acids, bases, solvents, and corrosive substances without significant degradation. This chemical inertness sets PTFE apart from other materials that may be prone to chemical attack or degradation.
Temperature Stability: PTFE membrane material offers excellent thermal stability and can withstand extreme temperatures ranging from -200°C to +260°C without significant changes in its properties. This high-temperature resistance surpasses that of many other membrane materials, enabling PTFE to be used in applications involving hot fluids or high-temperature processes.
Hydrophobicity: PTFE membrane material is inherently hydrophobic, meaning it repels water and has a low affinity for liquids. This hydrophobic nature allows for efficient filtration of aqueous solutions and prevents clogging due to water absorption. In contrast, some other membrane materials may be hydrophilic or require additional hydrophobic coatings to achieve similar properties.
Filtration Efficiency: PTFE membrane material typically offers high filtration efficiency due to its microporous structure and precise pore size control. It can effectively separate particulates, microorganisms, and contaminants from liquids or gases. The filtration performance of PTFE membrane material can be optimized based on specific pore sizes and thicknesses. Other membrane materials may have different pore structures, sizes, or filtration mechanisms, leading to variations in filtration efficiency.

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