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The IBC Tank Cap with PTFE Breathable Membrane is designed for sealing the top filling opening of Intermediate Bulk Containers (IBCs). It combines a durable HDPE cap structure, a breathable membrane and sealing components to help protect stored contents while supporting air exchange within the container.
Designed for industrial bulk packaging applications, this IBC tank cap features a breathable and waterproof structure. The PTFE membrane allows air exchange while helping prevent external water and contaminants from entering through the venting area. Its sealing ring provides an additional sealing interface between the cap and the container opening.
HWASHI offers IBC cap configurations using HDPE components, PTFE breathable membranes and different sealing ring materials, including EPDM, FPM and TPE. With a focus on sealing performance, material compatibility and practical operation, these caps are suitable for IBC container manufacturers and industrial packaging applications.
Different IBC manufacturers may require different cap dimensions, sealing structures and breathable configurations.
HWASHI supports customized IBC cap solutions according to customer requirements.
Customization can be evaluated for:
Cap dimensions and opening compatibility
Thread specifications
HDPE or PP material options
PTFE breathable membrane configuration
EPDM, FPM or TPE sealing rings
Protective plug design
Rainproof cover structure
Sealing and inspection requirements
For customized projects, customers can provide existing cap samples, IBC tank drawings or detailed application requirements.
This helps HWASHI evaluate the appropriate cap structure and material configuration before production.
The main cap body is manufactured from high-density polyethylene (HDPE), a widely used engineering plastic for industrial packaging components.
HDPE offers a combination of mechanical strength, lightweight construction and chemical resistance, making it suitable for IBC tank closure applications.
Key characteristics include:
HDPE cap body construction
Lightweight structure for convenient handling
Good resistance to moisture and many common chemicals
Suitable for industrial storage and transportation applications
Durable construction for regular filling and handling operations
The material provides a practical solution for IBC manufacturers looking for reliable plastic closure components.
One of the distinguishing features of this IBC cap is its PTFE breathable membrane.
Unlike a completely closed cap structure, the breathable design allows controlled air exchange through the designated membrane area while helping prevent water penetration.
This design supports pressure balance inside the container during applicable operating conditions.
The breathable membrane also helps protect the internal opening from external moisture and contamination.
For IBC applications where air exchange is required, selecting an appropriate breathable cap configuration is important.
The actual airflow capacity and pressure differential should be confirmed according to the membrane specification and intended application.
The sealing ring is an important component of an IBC tank cap because it helps create a reliable sealing interface between the cap and the container opening.
HWASHI lists the following sealing ring material options:
EPDM Sealing Ring
EPDM is commonly used in industrial sealing applications involving water, moisture and various general-purpose fluids.
It is a practical option for applications where suitable chemical compatibility and sealing performance are required.
FPM Sealing Ring
FPM, also known as fluoroelastomer, is used in applications requiring resistance to a wider range of chemicals and elevated temperatures.
Its suitability depends on the specific stored substance and operating conditions.
TPE Sealing Ring
TPE combines elastomer-like flexibility with thermoplastic processing characteristics.
It can be considered for applications requiring flexible sealing components and specific material properties.
The final sealing material should be selected according to the stored liquid, temperature conditions and chemical compatibility requirements.
The IBC tank cap integrates a rainproof cover, protective plug and breathable components to support its overall protective function.
The breathable structure allows air exchange while the waterproof design helps reduce the risk of external moisture entering the container through the designated venting area.
This combination is particularly useful for industrial storage environments where both sealing and air exchange need to be considered.
According to HWASHI's product specifications, the IBC caps undergo a 100% sealing test before delivery.
This inspection helps verify the sealing condition of the finished products before shipment.
For bulk packaging components, consistent sealing performance is important for reducing leakage risks and maintaining the integrity of stored materials during handling and transportation.
IBC tank caps are important closure components used across various industrial bulk packaging applications.
Industrial chemicals often require suitable container closures to reduce leakage and contamination risks during storage and transportation.
The HDPE cap structure and selectable sealing ring materials provide configuration options for different chemical packaging requirements.
Before use, buyers should verify the compatibility of the cap body, membrane and sealing ring with the specific chemical.
IBC containers are widely used for transporting liquid ingredients and other bulk materials in the food and beverage industry.
For these applications, buyers should confirm whether the selected HDPE, PTFE and sealing materials meet the required food-contact regulations.
Food-grade compliance should be supported by relevant material certificates rather than assumed from the material name alone.
Pharmaceutical and cosmetic manufacturers often require suitable container closures to help maintain product cleanliness and prevent external contamination.
The sealing structure and material selection should be evaluated according to the required hygiene and chemical compatibility standards.
IBC containers are also used for storing and transporting agricultural liquids, water treatment chemicals and related industrial materials.
A suitable cap configuration helps protect the container opening and supports the required storage conditions.
Guangdong Hwashi Technology Inc. was established in 2001. The factory is located in Guangdong Huizhou city and Jiangxi province, covering a total area of 50000 square meter. Several branches were set up in Hong Kong, Shenzhen, Shanghai, Wenzhou, etc. Hwashi is the leading company in Screwing industry in China and has been awarded the famous brand for years. Hwashi Screwing machines are selling to more than 80 countries in north America, the middle-east, south-east Asia, Europe, etc. for providing the best Screwing machine and automation solution to the top companies all over the world.
Hwashi company is a high-tech enterprise which is specialized in developing, manufacturing and selling of IBC Caps, customized IBC cage production line, and automatic Screwing machine, etc. A professional and rich experienced technical team gathered in Hwashi. Except for the standard resistance Screwing machine, they also devote in developing all kinds of automatic Screwing machine and Screwing production line. Lots of automatic Screwing production lines has been designed and manufactured for famous companies in domestic and abroad successfully. Hwashi has obtained more than 70 patents and ISO9001:2000 certificate of quality system, CCC and CE certificate. The main customers include TIME Technoplast Ltd, Raft Embalagens, Jiuzhou Dingsheng, etc.
Guangdong HWASHI Technology Inc. specializes in IBC manufacturing equipment, automation solutions and related IBC components.
Its product portfolio covers IBC tank caps, valves, plastic components, metal cage parts and automated IBC production machinery.
For IBC manufacturers, this product range provides access to related container components and production equipment through one supplier.
HWASHI also supports customized product requirements and overseas customer service, helping buyers evaluate suitable configurations for different IBC manufacturing and packaging applications.
An IBC tank cap is installed at the container's filling opening to provide closure and help protect the stored material from leakage, moisture and external contamination.
The listed main cover material is HDPE. The product also includes a PTFE breathable membrane, HDPE protective components and sealing rings made from EPDM, FPM or TPE.
The PTFE membrane allows air exchange through the designated venting area while helping prevent liquid water from entering through the membrane.
Its actual airflow and pressure performance depend on the membrane specification.
Yes. HWASHI lists EPDM, FPM and TPE sealing ring materials.
The suitable option should be selected according to the stored material and operating conditions.
The current product specification lists a service temperature range of -20°C to 60°C.
Please confirm the applicable range for the selected configuration before use.
Yes. According to the product information, the caps undergo a 100% sealing test before delivery.
Yes. Cap dimensions, thread specifications, material combinations, membrane configuration and sealing ring options can be discussed according to customer requirements.
Provide the tank opening diameter, thread type, thread dimensions and an existing cap sample or technical drawing.
These details help verify compatibility before ordering.
An IBC cap is primarily used to close and protect the tank filling opening.
An IBC valve is installed at the discharge outlet and controls the release of liquid from the container.
They perform different functions and should be selected according to their respective connection specifications.
If you are sourcing IBC tank caps for industrial packaging, chemical storage or liquid transportation applications, contact HWASHI with your requirements.
To help evaluate a suitable cap configuration, please provide:
IBC tank opening diameter
Thread type and dimensions
Required cap design
Stored material and chemical compatibility requirements
Required sealing ring material
Breathable or non-vented configuration
Operating temperature and pressure
Required order quantity
Existing cap samples or technical drawings
HWASHI can evaluate your specifications and provide a suitable IBC Tank Cap with PTFE Breathable Membrane for your IBC packaging requirements.
