Welded vent membrane
Welded vent membrane
Welded vent membrane
Welded vent membrane
Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane
  • Welded vent membrane

Welded vent membrane

Typical application: Sensors, ECUs, automotive electronic components, electric toothbrushes, toothbrushes, shavers, sweeping robots, robotic lawn mowers

Explore our welded vent products, providing innovative waterproof and breathable solutions for automotive and outdoor electronics. Keep electronics dry while allowing air circulation to ensure performance and safety. Learn more now!

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    Overview

    What is SST-Porous®welded BD01 series vent membrane?

    SST-Porous®The welded BD01 series vent membrane is made by Spode ( Independently developed by SST), SST-Porous®PTFE vent membrane and polyester non-woven fabric base material are bonded through hot pressing lamination equipment at specific temperatures, pressures and vehicle speeds. , the SST-Porous®BD01 series vent membranes still maintain high air permeability and average pore size, and are not easy to delaminate.

    SST-Porous® BD01 series vent membrane can be directly connected to specific types of plastic shells (PP, PBT, ABS, PC, PA6, etc.)ultrasonic or hot melt method for welding.

    SST-Porous® Welded type BD01 series vent membrane iswaterproof, breathable, dustproof, and balances the pressure difference inside and outside the shell (pressure compensation) function, it can be fixed to the surface of the electronic component housing through automated or manual methods.

    Features
    • Vent Plug,breathable plug,Plug-In Vents,packaging vent Label
      Large ventilation capacity

      50-2000ml/min/cm2@7kPa

    • Vent Plug,breathable plug,Plug-In Vents,packaging vent Label
      High protection level

      IP67 / IP68 / IP69K optional

    • Easy to solder

      Ultrasonic or hot melt welding optional

    Technical Parameters

    1. Breathability
    SST-Porous® welded BD01 series vent membrane is composed of SST-Porous® breathable membrane and polyester non-woven fabric (non-woven fabric), which is compounded by hot pressing Made of, has excellent breathability.

     

    BD 01 series breathable membrane-small air permeability BD 01 series breathable membrane-medium air permeability BD 01 series breathable membrane-large air permeability BD 01 series breathable membrane-extra large air permeability
    Typical breathability gt; 500 1000~2000 2500~3000

    Above 5000

    Note:

    ※ The air permeability test is the air permeability before use, unit: ml/min/cm2
    ※ Test pressure difference, at ΔP = 70 mbar, RT

     

    2. Waterproof
    In the structure of the SST-Porous® welded BD01 series breathable membrane, the SST-Porous® breathable membrane is composed of “fibers” and “nodes”. The mesh structure not only has excellent breathability, but also has excellent waterproof effect.

    SST-Porous ® Welding Type White BDO1 Series relationship between air permeability level and water pressure resistance

     

    BD 01 series breathable membrane-small air permeability</td > BD 01 series breathable membrane-medium air permeability</td > BD 01 series breathable membrane – large air permeability</td > BD 01 Series Breathable Membrane – Extra Large Breathability</td >

    Hydrostatic pressure

    gt; 100 gt; 50 gt; 20

    gt; 10

    IPProtection level<& ==&td> IP54, IP65/ IP66 (depending on the installation structure), IPX7, IPX8, IP69K<&== &td> IP54, IP65/ IP66 (depending on the installation structure), IPX7, IPX8 IP54, IP65/ IP66 (depending on the installation structure), IPX7

    IP54, IP65/ IP66 (depending on installation structure), IPX7

    Note:

    ※ Hydrostatic pressure test conditions, Dynamic WEP 30 sec, RT, unit: kPa

     

    3. Hydrophobic and oleophobic properties
    In order to meet different application requirements, SST-Porous® can provide water-blocking film (hydrophobic film) and super water-blocking film (oleophobic film). When faced with low surface tension liquids, SST- Porous®Welded BD01 series breathable membranes can meet the requirements of hydrophobic and oleophobic<&== &span>Function.

    BD 01 series breathable membrane oleophobic properties: Level 8 oleophobic

    Vent membrane with oil-resistant modification

    4 .Weldability
    SST-Porous®Welded BD01 series breathable membrane can be hot melt or ultrasonic welding Fixed to the plastic shell.

    1). Common plastic categories that can be welded: ABS, PBT, PP, HDPE, PA6, PC, etc.

    2).Selection of hot melt welding temperature: mainly depends on the melting point (Tm) of the plastic, which is generally higher than the melting point of the selected plastic 30~50℃ can be successfully welded.

     

    5. Reliable welding
    The carefully designed SST-Porous® welded BD01 series breathable membrane takes into account the welding characteristics of different material surfaces, and has the characteristics of high welding fastness, safety and reliability. Welding fastness performance.

     

    6. High and low temperature resistance
    SST-Porous®Welded BD01 series breathable membrane, high and low temperature characteristics: – 40 °C ~ 160 °C

    Description:

    1) The use temperature of the product mainly depends on the final use temperature of the double-sided tape or the base material of the breathable film;

    2) For specific temperature requirements, SST application engineers can provide adhesive breathable membrane products with a wider operating temperature range

     

    7. Does not contain PFOA
    SST-Porous® welded BD01 series breathable membrane uses a different material from the PTFE raw material used in e-PTFE. It is obtained from suspension and does not require an emulsifier – perfluorinated Octanoic acid (PFOA) (PFOA is suspected of being carcinogenic). Therefore, SST-Porous® welded BD01 series breathable membrane does not contain PFOA harmful substances.

    For the specially designated SST-Porous® welded BD01 series breathable membrane, you can choose PTFE dispersion raw materials prepared with environmentally friendly emulsifiers, thus making SST-Porous®< /sup>Waterproof and breathable membrane does not contain PFOA.

     

    8. Customizability
    SST-Porous®Welded BD01 series breathable membranes can be selected in different stacking methods, different specifications, sizes or shapes according to customer needs.

    The outer diameter (OD) and inner diameter (0) of the breathable membrane can be selected

    Outer diameter (OD) size: 0mm

    Inner diameter (ID) size: 1~28 mm

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    Note:

    SST can finalize welded breathable membrane products of different shapes or specifications according to customer drawings or ideas

    ※Supply method

    Supply method

    Description of supply

    Format

    Normal version is between 50~150Pcs
    Single row roll

    Single roll length 50~100 meters/roll

    Multiple rows of rolls

    Single roll length 50~100 meters/roll

    Industry application
    Automotive ECU
    Welded vent membrane,Welded breathable membrane,Welded breathable film, waterproof breathable film for ecu

    ECU (Engine Control Unit) is the core component of modern automobile engine control system. It is responsible for monitoring and controlling Engine operating conditions to ensure the engine is running at its best. Breathable products can be used as important components of ECUs in automobiles for the following reasons:

    1. Protect the ECU from the external environment: Breathable products can prevent water, dust, and grease from accumulating inside the ECU and other impurities enter, thus protecting the ECU from the external environment.
    2. Improve the heat dissipation effect of the ECU: Breathable products can allow air circulation inside the ECU and enhance the heat dissipation capacity of the ECU. , maintain a stable operating temperature of the ECU and improve the reliability of the ECU.
    3. Prevent moisture inside the ECU: Breathable products can allow moisture inside the ECU to be discharged in time to prevent the ECU from Excess moisture inside causes short circuit or circuit aging.
    4. Enhance the protective capabilities of the ECU: Breathable products can increase the waterproof and dustproof capabilities of the ECU, effectively reducing ECU failure rate.

    In summary, Spade breathable products can be used as important components of the ECU to protect the ECU from the impact of the external environment, improve the heat dissipation effect and protection capabilities of the ECU, ensure the reliable operation of the ECU, thereby improving the performance of the vehicle. performance and security.

    Security equipment
    Adhesive Vents Membrane, Vents Membrane,waterproof breathable membrane,waterproof breathable film for camera

    The impact of waterproof and breathable products on outdoor security monitoring equipment is multifaceted, mainly including the following aspects:

    Waterproof: Outdoor security monitoring equipment is often exposed to bad weather, such as rain, snow, fog, etc., and is waterproof Breathable products ensure that equipment works properly when immersed in water or in humid environments, preventing moisture from damaging electronic components and circuits.

    Breathability: Waterproof breathable products allow water vapor molecules to pass through but prevent liquid moisture from entering, which can help outdoor equipment Keeps the interior dry during temperature changes and prevents internal condensation.

    Dust resistance:Dust and particles in outdoor environments may clog the device’s cooling holes and affect its normal operation. . Waterproof and breathable products can effectively prevent the entry of these particles and protect equipment from dust pollution.

    Weather resistance: Outdoor equipment needs to be able to withstand various weather conditions, including UV rays, temperature differences, salt spray, etc. Waterproof and breathable products are usually weather-resistant and can ensure the normal operation of equipment in extreme climates.

    Heat dissipation: Waterproof and breathable products help outdoor equipment dissipate heat, maintain the balance of the internal temperature of the equipment, and prevent overheating , thereby extending the service life of the equipment.

    Sealability: Vents prevent moisture and dust from entering the seams and interfaces of equipment by providing sealing protection , to ensure the protective performance of the entire machine.

    Reliability: Waterproof and breathable products improve the reliability of outdoor security monitoring equipment in harsh environments and reduce equipment failures. and downtime to ensure the continuous operation of the monitoring system.

    Maintenance: With the use of waterproof and breathable products, outdoor equipment requires less maintenance because they are resistant to the outside world Environmental impact, reducing breakdowns and damage.

    Pressure resistance: Waterproof and breathable products can withstand a certain amount of water pressure, ensuring the safety of equipment under a certain water depth and pressure. normal operation.

    Cost-Effectiveness:While waterproof and breathable products may add to the initial cost of the device, they provide long-term protection and Performance is guaranteed, thereby reducing overall life cycle costs.

    In general, the impact of breathable products on security monitoring equipment is mainly reflected in waterproof performance, gas diffusion, pollution protection and signal transmission. When selecting and using breathable products, it is necessary to select appropriate breathable products based on the specific type of security monitoring equipment and environmental requirements, and ensure that they can meet the needs of the equipment and improve the working effect and life of the equipment.

    Automotive sensors
    Adhesive Vents Membrane, Vents Membrane,waterproof breathable membrane,waterproof breathable film for Automotive sensors

    Sensors: Position sensor, temperature and humidity sensor, oxygen sensor

    There are more than 100 types of automotive sensors, which can be divided into categories such as displacement, force, speed, temperature, flow, and gas composition according to physical quantities. In terms of installation location, it can be installed in suspension, interior, exterior, engine compartment, etc. If the sensor fails, it will cause the corresponding device to fail, sometimes causing serious consequences. Therefore, the stable and reliable operation of the sensor is very important for the car.

    If the sensorrequires stable operation, it needs to ensure that it works within a tolerable temperature and humidity range, and the internal and external pressure difference also needs to be kept at an extremely low state. Some sensors work in harsh environments and require the installation of waterproof and breathable products.
    The main functions of breathable products in automotive sensors include the following:

    1. Prevent water accumulation: Breathable products can prevent rain or other liquids from entering the inside of the sensor and keep the sensor normal working status to reduce sensor damage caused by water accumulation.
    2. Dust-proof and anti-fouling: Breathable products can prevent dust, fine particles and other impurities from entering the sensor, reducing The impact of impurities on the sensor maintains the accuracy and stability of the sensor.
    3. Maintain ventilation: Breathable products allow air to circulate freely and maintain a balance between the air pressure inside the sensor and the external environment. , to avoid air pressure differences caused by temperature changes and reduce the risk of sensor drift.
    4. Extended life: Breathable products effectively protect the internal components of the sensor from moisture and corrosion, thereby extending the sensor life service life.
    5. Improving performance stability: Breathable products can reduce the humidity inside the sensor and reduce damage caused by humid weather. Reduce the risk of failure and improve the performance stability of the sensor.

    In summary, breathable products play an important role in automotive sensors, which can protect the sensors from the external environment and improve the reliability and stability of the sensors.

    Electric toothbrush
    Adhesive Vents Membrane, Vents Membrane,waterproof breathable membrane,waterproof breathable film for electric toothbrush

    The waterproof  breathable performance of electric toothbrushes is achieved by using a specific waterproof and breathable membrane. This material has many effects on electric toothbrushes:

    Waterproof protection: The waterproof breathable membrane can effectively prevent moisture from intruding into the internal structure of the electric toothbrush, especially the battery and circuit. sensitive parts such as boards. The waterproof and breathable membrane of the electric toothbrush can reach IPX7 waterproof level, which means that the electric toothbrush can still be used normally after being immersed in 1 meter of water for 30 minutes.

    Pressure Balancing: When an electric toothbrush operates, it generates heat, which increases internal pressure. The microporous design on the waterproof and breathable membrane can balance the internal and external pressure, prevent sealing failure due to pressure differences, and ensure the stability and durability of the electric toothbrush.

    Breathable heat dissipation: The heat generated by the battery and motor during operation needs to be effectively discharged to maintain the efficiency of the electric toothbrush. Temperature balance. The microporous structure of the waterproof and breathable membrane is conducive to heat dissipation and also helps reduce the noise of the electric toothbrush during use.

    Easy Installation: Waterproof breathable membranes usually have strong adhesion and adhesive backing, making the installation process very simple .

    Cost-effectiveness: Due to the simple production process, the cost of the waterproof and breathable membrane is low and will not significantly increase the cost of electric toothbrushes. selling price.

    Comfort improvement: Traditional electric toothbrushes have poor performance in waterproofing and noise control, while the waterproof and breathable membrane The use improves these problems and enhances the consumer experience.

    To sum up, The impact of waterproof and breathable membrane on electric toothbrushes is mainly reflected in improving the waterproof performance, stability, comfort and extending the service life of the product. These advantages make the electric toothbrush more durable and reliable while meeting the needs of daily use.

    Dental irrigator
    Adhesive Vents Membrane, Vents Membrane,waterproof breathable membrane,waterproof breathable film for Tooth washer

    The application of welded breathable membrane products in dental rinsers is usually to improve the durability and protective performance of the product. The following are the possible effects of welded breathable membranes on dental appliances:

    Improved protective performance:The welded breathable membrane can effectively prevent moisture and other external pollutants from entering the interior of the dental rinser , protect internal electronic components and mechanical parts from damage.

    Enhanced Durability: Because the welded breathable membrane has good physical and chemical stability, it can withstand daily use to reduce wear and tear and prolong the service life of the dental rinser.

    Comfort improvement:The welded breathable membrane can reduce the corrosion of the internal structure caused by moisture penetration, thereby reducing the product’s wear and tear. Odor and discomfort that may occur during use.

    Improved safety:Welded breathable membrane helps prevent possible electrical failures caused by moisture ingress, ensuring User safety during use.

    Reduced maintenance: Due to the protective effect of the welded breathable membrane, the frequency and frequency of repairs caused by internal damage can be reduced. Maintenance costs.

    Environmental impact:The use of welded breathable membranes helps reduce electronic waste caused by product damage, Environmentally friendly.

    When designing and manufacturing dental rinsers, the selection and application of welded breathable membranes are an important consideration. It is not only related to the performance and user experience of the product, but also directly affects the market competitiveness of the product. Therefore, manufacturers will select appropriate welded breathable membrane materials and processes based on the specific needs of the product and the target market to achieve the best protective effect.