Silicone Seal Strip

Silicone Seal Strip

Silicone seal strips exhibit exceptional flexibility, allowing them to conform easily to uneven surfaces and gaps of various shapes and sizes. This ensures a customized and effective seal along any contour.
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Description

Nanjing New Run Rubber&Plastic Co.Ltd.

 

 

Nanjing New Run Rubber&Plastic Co..Ltd.is a professional manufacturer leading in producing exporting various types of silicone rubber sheet, silicone foam sheet, silicone tube as well as other rubber products.

 

Why Choose Us
 

Professional team: Our advanced staffs and engineers persistently supplying our clients the competitive price preeminent quality as well as considerate after sale services

 

Quality products: The product quality has been recognized by customers and exported to more than 30 countries and regions such as Southeast Asia, America and Europe.

 

Online support: Online consultation, From pre-sales to after-sales, there are special personnel to meet customer customization requirements.

 

Authoritative Quality Supervision: Product complies with quality management system standards

 

 

Advantages of Silicone Seal Strips

 

Flexibility and Conformability: Silicone seal strips exhibit exceptional flexibility, allowing them to conform easily to uneven surfaces and gaps of various shapes and sizes. This ensures a customized and effective seal along any contour.

Waterproof and Airtight Seal: Silicone seal strips create an impermeable barrier that effectively prevents the passage of air, water, insects, and other elements. They are rated to withstand immersion in water without compromising their sealing capabilities.

Durability and Damage Resistance: Manufactured using high-quality materials, silicone seal strips are built to last. They are resistant to damage caused by weather conditions, UV light exposure, and extreme temperatures, ensuring long-lasting performance.

Economical and Reusable: Silicone seal strips offer a cost-effective and reusable solution for sealing applications. Unlike conventional weatherstripping replacements or caulk, a single length of seal strip can be used to create multiple seals, minimizing waste and saving costs.

Ease of Application and Repositioning: Silicone seal strips are designed for easy application and can be repositioned or adjusted if necessary. They adhere strongly to most surfaces yet can be removed without leaving significant residue, making them a convenient and practical choice for sealing gaps and preventing air leaks.

 

Types of Silicone Seal Strips
 

Silicone seal strip come in various shapes and sizes to cater to different sealing requirements. The most common types include:

Flat Strips: These general-purpose seal strips are available in various widths and thicknesses, making them suitable for a wide range of sealing applications.

L-Shaped Strips: Designed for sealing corners and edges, L-shaped strips provide a snug fit and prevent gaps or leaks.

T-Shaped Strips: Ideal for sealing around pipes and other cylindrical objects, T-shaped strips create a secure and watertight seal.

 

Do You Know the Applications of Silicone Seal Strip?

 

 

The main function of the silicone seal strip is to seal, and the length of the sealing strip can be selected according to the place that needs to be sealed. Generally, there are many equipment or electrical appliances that can be sealed. Today, let's take a look at the application of silicone seal strip.

The main application of silicone seal strip are:
Door and window industry: With the change of human living environment, modern building doors and windows have gone through from steel doors and windows to plastic steel doors and windows, ordinary aluminum alloy doors and windows to broken bridge insulated doors and windows, system doors and windows, and building doors and windows. The development of the industry has driven the replacement of seal strip.

Transportation: Used in shipbuilding industry, marine silicone anti-vibration parts. Hydraulic system silicone seals, oil seals, automobile upper brake rubber caps, leather cups, and hoses. Foam seals, shaft seals of exhaust systems, spark plug sleeves, ignition wires, pistons, O-rings for dynamic rotary engines.

Silicone rubber sealing strips are used in radio, electrical and telecommunications industries; high-voltage caps for televisions and oscilloscopes. The silicone sealing ring and silicone insulating sleeve of the potentiometer. The shell of the thyristor tube, the gas sealing ring, the insulating sleeve, the switch guard, the electronic computer, the conductive rubber sheet on the telephone surface, the keyboard switch, the varistor, etc.

Therefore, when it comes to sealing strips, many people are already very familiar with it, because all aspects of life can be used. Due to some of its own characteristics, many industries are using it, and I believe the future development will get better and better.

With the development of society, silicone rubber sealing strips have been widely used in our daily lives and in the production activities of many enterprises. Its demand is also increasing year by year, which also prompts manufacturers to continuously improve their production technology to produce more products that meet the needs.

 

The Importance of Seal Shape In Compressibility
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Compressibility refers to a material's compression ability under a compressive force. Regarding Silicone Strips, compressibility is a critical factor. It determines how well a rubber seal can conform to the sealing surface. It also determines how well a Silicone Strip can create a tight and effective seal. However, when a system compresses Silicone Strips, it creates a barrier between two surfaces. This barrier prevents the ingress of contaminants. Above all, the level of compressibility depends on the specific application and the rubber seal shape.

In specific, the relationship between rubber seal shapes and compressibility is critical. Different extruded rubber shapes determine their ability to compress to irregular surfaces. They aim to create a tight seal in the complex structure. The difference between using flat and rectangular Silicone Strips is the best example in this case. Flat Silicone Strips have lower compressibility than round or rectangular rubber seals. As a result, flat surfaces are only suitable for sealing a flat surface with another flat surface.

On the other hand, round and rectangular Silicone Strips have higher compressibility than flat Silicone Strips. They have more materials to compress and conform to different surfaces. This characteristic makes them suitable for applications on irregular surfaces. Sealing pipes, tubes, and HVAC systems are noteworthy examples. Moreover, other rubber seal shapes are also ideal for more complex sealing applications. Each of these shapes is suitable for unique and specific uses.

 

Shapes of Rubber Silicone Strip

 

 

Various rubber seal shapes are available in the market. Each of these shapes comes with unique benefits and drawbacks. These unique properties depend on the specific requirements of the application. Understanding these different extruded rubber shapes can help you choose suitable seal strips. The following four general types explain all the possible forms of seal strips. The typical materials used for these seal strips are rubber, silicone, neoprene, and EPDM.

Flat-shape seal strips: These rubber seal shapes are the most common. They are prevalent in applications requiring sealing a flat surface against another. Typical examples are doors, windows, and enclosures. Flat-shaped seal strips can be adhesive-backed or non-adhesive-backed.
Round shape seal strips: These rubber seal shapes are also popular as rubber cords. Rubber cords are typically used in sealing circular or curved surfaces. Rubber cords are prevalent in sealing pipes and tubes in industrial applications.
Rectangular shape seal strips: These rubber seals are generally used to seal gaps between two flat surfaces. Square rubber extrusions are typically wider than flat seal strips. It provides a more large sealing surface. These types of seal strips are common in refrigeration and HVAC systems.

Other rubber seal shapes: Many shapes and sizes exist except for the above three types. These shapes usually depend on specific use.

 

What Precautions Should Be Taken When Installing Sealing Strips?

 

Sealing strips are used to fill the gaps between objects and play the roles of waterproofing, dustproof, sound insulation, and heat preservation. When installing sealing strips, there are some things to pay attention to:

Confirm the size and material of the sealing strip: Before installing the sealing strip, you need to select an appropriate sealing strip according to the size of the gap between objects and confirm the material of the sealing strip.

Clean the gap surface: Before installing the sealing strip, the gap surface needs to be cleaned to ensure that there is no dust, dirt, grease, etc. that will affect the sealing effect.

Allow an appropriate amount of compression: When installing the sealing strip, you need to allow an appropriate amount of compression to ensure that the sealing strip can fully fill the gap during use.

Avoid excessive compression: When installing the sealing strip, avoid excessive compression, otherwise it may cause the sealing strip to deform, break, or lose its sealing effect.

Pay attention to the installation sequence: When installing the sealing strip, you need to pay attention to the installation sequence. Start from one side and gradually install it to the other side to avoid gaps in the middle.

Use the correct tools: When installing the sealing strip, you need to use the correct tools, such as cutters, scrapers, glue guns, etc., to facilitate installation and ensure the sealing effect.

Pay attention to safety: When installing sealing strips, you need to pay attention to safety to avoid injuries or other safety hazards.

When installing the sealing strip, you need to pay attention to confirm the size and material of the sealing strip, clean the gap surface, leave an appropriate amount of compression, avoid excessive compression, pay attention to the installation sequence, use the correct tools and pay attention to safety.

 

 
Our Factory

 

Our products range from commercial grade silicone rubber sheet to Food grade silicone rubber sheet including silicone tube , we do also involves in other rubber sheet such as Natural rubber, SBR, NBR, EPDM which feature oil-resistance acid and alkali-resistance water proof fire-retardant, insulation,conductive and anti-slipping all the above grades are supplied in multiple colors in order to optimally meet our clients specific requests.

 

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FAQ

 

Q: What is silicone seal strip used for?

A: 【Multi-Function】- This silicone seal strip helps your house stay away from wind, dust, noise,water, insects and etc. Also, the silicone seal strip is used as a buffer belt, and it is installed on the glass doors or windows to reduce the damage caused by the collision.

Q: Why is silicone a useful sealing material?

A: Because of its excellent thermal and chemical stability, silicone rubber retains its high elasticity and compressibility in the most extreme environments. These properties make silicone rubber the optimum sealing material of choice because, in general, it is resistant to moisture, chemicals, temperature, and exposure.

Q: How do you apply sealant strips?

A: Fold in half along the length with adhesive facing outwards. Remove a small section of the backing tape. Push the small section of exposed adhesive strip firmly into pre-pared area. Gradually remove the backing tape whilst carefully applying remaining length of the strip.

Q: How does silicone seal work?

A: Silicone sealant is a liquid form of adhesive. Typically, it looks, feels, and acts like a gel. It has a different chemical make-up from other organic polymer-based adhesives. Unlike other adhesives, silicone keeps its elasticity and stability in both high and low temperatures.

Q: Will silicone seal when wet?

A: In conclusion, silicone sealant can indeed be used on wet surfaces. Its excellent adhesion, durability, and resistance to weathering make it an ideal choice for sealing and bonding applications in various settings.

Q: When should you not use silicone sealant?

A: General: Do not use silicone sealant on any galvanized surface. Do not use below the water level. Cleaning surfaces with detergent or soap and water is not recommended as silicone will not adhere to surfaces with any soap scum/residue present.

Q: How long does silicone seal last?

A: 10 to 20 years
They prevent water from passing through and repel it to the outside. A silicone sealant can last anywhere from 10 to 20 years, depending on the quality chosen and the location of the caulking in relation to the elements, such as the sun and high winds. Silicone caulking offers the best resistance to UV rays.

Q: What are the pros and cons of silicone sealant?

A: They repel water off their surface. Silicone caulk can be applied to a wide variety of surfaces such as: ceramic, glass, metal, tubs and tiles. However, it can not be applied to wood. Silicone caulking cures faster than other sealant types, typically, within 24-48 hours.

Q: Does water leak through silicone?

A: Silicone is one of the most frequently used sealants to achieve a waterproof, protective joint seal. The flexible, rubbery plastic has high heat resistance and low toxicity, making an ideal sealant choice for plumbing pipes, aquariums, ships, and other metal fabrication projects that require a watertight seal.

Q: How waterproof is silicone sealant?

A: In short, silicone is waterproof as of 24 hours to a few days after its application and can last around 20 years depending on different factors. It also has many other beneficial properties that make it ideal for many long-term uses.

Q: Is silicone waterproof straight away?

A: A silicone or caulk sealant is typically touch dry within an hour. This means that no dust or debris will stick to the sealant after this point. You will be able to brush off dust to keep clean, but it needs to be left longer before water can fall on the sealant.

Q: Where not to use silicone?

A: While silicone grease is versatile, it's not the best choice for metal-on-metal lubrication. Also, because of its resistance to chemicals, silicone grease doesn't work well on surfaces that are painted or varnished-or will be in the future.

Q: What's better, silicone or caulk?

A: While caulk is long-lasting on solid, unmoving surfaces, silicone sealant's flexibility means it lasts longer in areas with higher moisture. Using silicone sealant in a bathroom for sealing cracks in the tub and shower will create a more durable seal without needing to frequently re-apply.

Q: Can I silicone over silicone?

A: We would not recommend putting another layer of silicone over an existing bead as it may not adhere to the original silicone very well. It is best to cut out the previous bead and reapply a fresh bead to the correct depth ensuring it is adhered well to the edges of the area being sealed.

Q: What is the best sealant to stop water leaks?

A: Silicone sealant: Silicone sealant is a versatile sealant that can be used on a variety of surfaces, including glass, metal, and plastic. It's ideal for sealing leaks in pipes, as well as around windows and doors.

Q: Can silicone rubber withstand high temperature?

A: Silicone rubber withstands high and low temperatures far better than organic rubbers. Silicone rubber can be used indefinitely at 150°C with almost no change in its properties. It withstands use even at 200°C for 10,000 hours or more, and some products can withstand heat of 350°C for short periods.

Q: What is the best rubber for high temperatures?

A: Silicone
Silicone. Silicone is the number one extreme temperature rubber available. It offers outstanding high-temperature resistance, with some compounds able to withstand temperatures up to 305 °C.

Q: What rubber seals for high temperature?

A: Silicone, fluorocarbon, and fluorosilicone and EPDM are considered high temperature rubber materials and are readily available in sheet stock form (solid silicone sheet, closed cell sponge, and open cell foam).

Q: What rubber can withstand 500 degrees?

A: Silicone
Silicone is the standard when considering a high-heat rubber material, as it can withstand operating temperatures up to 500 F before it starts to degrade. Fluorocarbons also withstand high operating heat up to 400 degrees.

Q: What is the maximum temperature for rubber sealing?

A: General Rules. Many solid rubbers will work in a temperature of up to +120⁰C. Silicone and viton rubbers can be used up to +300⁰C. As the pressure increases then the CNAF (Compressed Non-Asbestos Fibre) materials will work well up to +450⁰C.

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