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Juntas de goma

Rubber gasket is a common sealing element, usually made of rubber material. They are soft, elastic and corrosion-resistant and are widely used in various industries and fields.

The main function of rubber gaskets is to provide sealing at connections to prevent leakage of liquids, gases or other media. They are often used at the connections of equipment such as piping systems, valves, pumps and vessels to ensure sealing performance and prevent the entry of external impurities. Rubber gaskets are usually placed on flange connection surfaces or other connection parts to achieve sealing through pressure and deformation.

juntas sbr

Juntas de caucho SBR

Las juntas de caucho SBR pueden no ser adecuadas en determinados medios químicos especiales, altas temperaturas o entornos agresivos. Al seleccionar y utilizar juntas de caucho SBR, los usuarios deben evaluar su aplicabilidad en función de las condiciones de trabajo específicas, las propiedades del medio y los requisitos, y seguir las normas y especificaciones pertinentes.

silicone rubber gasket 1

Silicone Rubber Gasket

In modern industry and manufacturing, the choice of sealing material is crucial to ensure the performance and reliability of machinery and equipment. Among many sealing materials, silicone rubber gaskets are favoured for their excellent performance and wide range of applications.

Fuel Tap Gas Valve Petcock Gasket Rebuild Kit

fuel tap petcock rebuild gasket seal kit

The fuel tap petcock rebuild gasket seal kit is a comprehensive solution for repairing worn or damaged gaskets and seals in fuel taps. This kit includes components for disassembling and reassembling fuel faucets, ensuring normal functionality and preventing fuel leakage. The kit is certified by ISO 9001, ASTM, RoHS, and REACH. Its high-quality materials, which are oil, heat, and chemical resistant, provide durability and dependability, ensuring the fuel tap’s longevity. The kit simplifies the repair process, eliminating the need to replace the entire faucet, saving time and money.

rubber seals Civil radar antenna sealing

Civil radar antenna rubber seals

Civil radar antenna rubber seals

Rubber seals are essential in civil radar antennas to ensure their performance and reliability. They are used in various locations, such as the radome seal, antenna door seal, antenna connector seal, rotating joint seal, and mounting base seal. These seals prevent moisture, dust, and impurities from entering the antenna, ensuring a stable environment inside the hood. They also protect key mechanical components from moisture and contaminants entering the rotating joint. Overall, rubber seals are crucial for maintaining the integrity of radar antennas.

juntas del intercambiador de calor de placas

intercambiador de calor de placas junta de goma

Plate heat exchanger rubber gaskets are rubber components used to seal and support heat exchangers, transferring heat between fluids. They are certified by ISO 9001, ASTM, BSI, and ISO 14001. These gaskets are designed to withstand high temperatures, pressures, and corrosive media, ensuring stable performance and sealing effectiveness. They have excellent elasticity, recovery, anti-wear, and durability properties, making them ideal for various industries like petrochemical, chemical, energy, and food processing. They can be made from various materials and designs.

butyl gaskets

Butyl Gasket

Butyl gasket is a gasket made of butyl rubber with excellent chemical stability, heat resistance and good sealing effect. It is widely used in various fields, such as the automotive industry, construction industry, electronics industry, etc., providing important sealing guarantee to ensure the normal operation and safety of equipment.

NBR rubber gasket

Junta de estanqueidad de caucho NBR para culatas de automóviles

NBR rubber is known for its oil and temperature resistance, making it a versatile material suitable for a variety of applications. Its density ranges from 1.0 to 1.2 g/cm3 and its hardness ranges from 60 to 90. NBR rubber also exhibits good compression set, ensuring proper sealing performance. Its temperature range is -30°C to +120°C, allowing it to effectively seal in engine environments.

Junta de goma FVMQ

Las juntas de caucho FVMQ tienen una excelente elasticidad a bajas temperaturas y son adecuadas para el fuel-oil y el aceite mineral de hidrocarburos aromáticos. Se utilizan habitualmente en contacto con motores de aviones a reacción y combustibles de automoción, la mayoría de disolventes, aceites de motor, especialmente en la industria aeroespacial.

Junta del portalámparas exterior

Junta del portalámparas exterior

External lampholder gasket is a rubber sealing components for outdoor floodlights or spotlights. They provide a waterproof seal between the lamp housing and bulb, protecting the lamp from damage and impurities. These gaskets are certified by various standards, including IP, UL, CE, and RoHS. They offer sealing, UV, shock, vibration, dust, and mosquito resistance, and are easy to install and replace. They are made of EPDM material and can withstand various climates, making them suitable for use in various outdoor environments.

Rubber Gasket (general shape)

A generally shaped rubber gasket is a rubber product of a specific shape and size that is typically used in filling, sealing, isolating or cushioning applications. They can be flat, round, square or various other shapes, designed and manufactured according to specific needs and application scenarios.

Rubber gaskets are usually made of rubber materials, such as styrene-butadiene rubber, nitrile rubber, ethylene-propylene rubber, etc. These rubber materials have good elasticity and durability. During the manufacturing process, rubber materials are typically processed into the desired shape and molded, extruded, or cut into shape.

 

1.Functions and applications

Función de sellado

Rubber gaskets can fill and seal the gap between two or more objects, preventing the leakage or penetration of liquid, gas or dust. They are commonly used in sealing applications in pipes, valves, vessels and machinery.

 

Vibration isolation function

Rubber gaskets can reduce vibration transmission between mechanical equipment and structures, reducing the impact of noise and vibration on the surrounding environment. They are often used as vibration isolation pads for mechanical equipment, vibration isolation pads for building structures, etc.

 

Buffer function

Rubber gaskets can play a buffering and shock-absorbing role when mechanical equipment or structures are impacted or squeezed, protecting related components from damage. They are commonly used in automotive suspension systems, cushioning pads for industrial machinery, etc.

 

Insulation function

Certain rubber gaskets have good insulating properties and can stop the flow of electrical current and are used for insulation applications in electrical equipment and power systems.

 

Resistencia química

Rubber gaskets usually have good chemical resistance and can maintain stable performance when exposed to corrosive media such as acids, alkalis, and solvents.

 

2.Common types

Flat gasket

Flat gaskets are the simplest and most common rubber gasket shapes, usually round, square or rectangular. They are used to fill the gap between two flat surfaces, providing a seal and leak-proof function.

 

Junta tórica

The O-ring is an annular rubber gasket with a circular cross-section. They are often used as static or dynamic sealing elements to fill circular or semi-circular grooves or gaps, providing a compression seal.

 

Square gasket

Square gaskets are rubber gaskets with a square cross-section, often used to fill square or rectangular gaps and provide sealing and shock-proof functions.

 

U-shaped gasket

U-shaped gasket is a rubber gasket with a U-shaped cross-section. It is often used to fill U-shaped grooves or pipe joints to provide sealing and buffering functions.

 

V-shaped gasket

V-shaped gasket is a rubber gasket with a V-shaped cross-section. It is often used to fill V-shaped grooves or pipe joints to provide sealing and anti-slip functions.

 

3.Physical properties

Densidad

Density is usually low, giving it lightweight characteristics.

 

Elasticidad

Rubber gaskets have good elasticity and can quickly return to their original shape after being stressed.

 

Resistencia a la tracción

Rubber gaskets have high tensile strength and can withstand a certain amount of tension.

 

Compression deformation

Rubber gaskets can undergo a certain degree of compression deformation when subjected to pressure to adapt to different sealing needs.

 

4.Chemical properties

Resistencia al aceite

Rubber gaskets usually have good oil resistance and can maintain stable performance when exposed to oily media.

 

Resistencia a los disolventes

Rubber gaskets are resistant to common solvents to a certain extent.

 

Acid and alkali resistance

Rubber gaskets usually have a certain degree of acid and alkali resistance and can be used in a certain degree of acid and alkali media.

 

5.Mechanical behavior

Resistencia al desgaste

Rubber gaskets usually have good wear resistance and can maintain a long service life in friction and contact.

 

Anti-aging

Rubber gaskets resist natural aging, oxidation and the effects of UV rays, extending their service life.

 

6.Processing performance

Cutting performance

Rubber gaskets can be processed by cutting, stamping, molding, etc. to meet the needs of different shapes and sizes.

 

Molding performance

Rubber gaskets can be produced through molding processes such as extrusion and molding to obtain the desired shape and performance.

These physical, chemical, mechanical and processing performance characteristics make rubber gaskets one of the important materials widely used in sealing, vibration isolation, waterproofing, insulation and other fields. Specific performance will vary depending on factors such as the type, formulation and treatment of rubber materials.

 

7.Materials

Styrene-butadiene rubber (BR)

Styrene-butadiene rubber has good wear resistance, elasticity and tear resistance. It can still maintain good elasticity at low temperatures and is suitable for sealing applications in some low-temperature environments.

 

Caucho nitrílico (NBR)

Nitrile rubber has excellent oil properties and wear resistance, as well as good corrosion resistance. It is widely used in hydraulic systems, automotive seals and other fields.

 

Ethylene propylene rubber (EPDM)

Ethylene-propylene rubber has good aging resistance, ozone resistance and weather resistance, and also has good acid and alkali resistance. It is widely used in automobile parts, building seals and other fields.

 

Neoprene (CR)

Neoprene has good oil resistance, solvent resistance and abrasion resistance, as well as good weather resistance. It is commonly used in rubber seals, conveyor belts and other fields.

 

Polyurethane rubber (PU)

Polyurethane rubber has excellent wear resistance, oil resistance and solvent resistance, and also has good tear resistance. It is widely used in blocking parts, seals and other fields.

 

8.Application areas

Auto industry

Rubber gaskets are widely used in automobile manufacturing and repair, such as engine seals, transmission system seals, suspension system seals, etc.

 

Mechanical engineering

Rubber gaskets play the role of sealing, vibration isolation and buffering in mechanical equipment, such as pumps, valves, pressure vessels, pipe connections, etc.

 

Construction project

Rubber gaskets are used in the construction field to fill and seal structural gaps, such as door and window sealing, roof waterproofing, extrusion strips, etc.

 

Industria química

Rubber gaskets play an important sealing role in chemical equipment, such as storage tanks, pipes, valves, etc.

 

Electric power industry

Rubber gaskets are used in power equipment and electrical components, such as transformers, insulation parts, cable joints, etc.

 

Pharmaceutical and food industry

Rubber gaskets are widely used in pharmaceutical and food processing, such as sealing containers, delivery systems, syringes, etc.

 

Medical instruments

Rubber gaskets are used for sealing and isolation in medical devices, such as syringes, infusion sets, etc.

 

Industria petrolera y del gas

Rubber gaskets withstand high pressures and chemical media in oil and gas equipment such as pipes, valves, wellhead seals, etc.

These are just some common application areas, in fact rubber gaskets have a wide range of applications in various industries. The specific application depends on the gasket material, shape, size and performance requirements.

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