The EPTFE Explosion-Proof Waterproof Valve is designed for high-performance applications where both explosion protection and superior sealing capabilities are required. This valve, made with expanded polytetrafluoroethylene (ePTFE), offers excellent resistance to extreme temperatures, pressure fluctuations, and corrosive chemicals, making it an ideal solution for industries with high safety standards, such as petrochemical, oil and gas, and mining.
Engineered to provide reliable performance in explosive and hazardous environments, this valve ensures the safe operation of equipment by efficiently maintaining airflow while preventing potential hazardous leaks. With a protection class of IP68/6K9K, it offers excellent waterproofing, dustproofing, and resistance to harsh conditions.

Model | PB15ALM20*1.5-15D-8T |
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Product type | Waterproof, breathable explosion-proof valve | Body material | Aluminum alloy |
Valve mounting type | External Threaded | Protection class | IP68/6K9K |
permeability ML/min@1.5kPa | ≥150 | Opening pressure kPa | 12~18 |
permeability ML/min@2.5kPa | ≥200 | Installation type | Threaded External |
Spool fully open exhaust area (mm²) | 105 |
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Key Features and Specifications
Product Type: Waterproof, breathable explosion-proof valve
Body Material: Aluminum alloy, ensuring strength and lightweight durability
Valve Mounting Type: External threaded, easy to install in various systems
Protection Class: IP68/6K9K, ensuring full protection against dust, water, and high-pressure environments
Permeability:
Opening Pressure: 12~18 kPa, offering a controlled and stable opening for secure operation
Installation Type: Threaded External, ensuring easy installation and secure mounting
Spool Fully Open Exhaust Area: 105 mm², facilitating efficient exhaust flow when the valve is fully open
Temperature Range: Designed to withstand extreme temperature fluctuations, ideal for hazardous environments
Applications
Petrochemical Industry: Ensures safety in environments with volatile chemicals and explosive gases.
Oil and Gas Industry: Provides crucial protection for systems operating under extreme conditions.
Mining Industry: Protects equipment in hazardous, high-pressure, and corrosive environments.
Chemical Industry: Prevents the release of hazardous materials in sensitive systems.
Our EPTFE Explosion-Proof Waterproof Valve is designed for industries that require both explosion-proof protection and reliable sealing performance. With high permeability, outstanding resistance to chemicals, extreme temperatures, and pressure fluctuations, it offers unmatched performance in the most demanding environments. Its durable aluminum alloy body and advanced sealing technology ensure long-term reliability and performance.
Whether you are in the oil and gas, chemical, or mining industry, this valve provides the safety, efficiency, and protection needed to keep your operations running smoothly and securely.
FAQ
1. What is the material used for the EPTFE Explosion-Proof Waterproof Valve?
The valve is primarily made of aluminum alloy for the body, with expanded polytetrafluoroethylene (ePTFE) used for the sealing component. This combination provides high strength, durability, and excellent chemical resistance.
2. What industries can benefit from using this valve?
The EPTFE Explosion-Proof Waterproof Valve is ideal for industries where explosion protection and sealing are critical, such as:
3. What is the protection class of this valve?
This valve has a protection class of IP68/6K9K, meaning it is completely dustproof and can withstand submersion in water up to a certain depth, making it highly reliable in harsh environments.
4. What is the permeability of the valve?
The valve offers high permeability:
5. What is the opening pressure of the valve?
The opening pressure is 12~18 kPa, ensuring a stable and secure operation of the valve under fluctuating pressures.
6. What is the temperature range of this valve?
The valve is designed to perform well in a wide temperature range from -40°C to 110°C, making it suitable for extreme conditions in various industrial settings.