Founded in 1979

Specializing in the Sealings and Thermal Insulations.

TOP SEALING is a professional

Sealings and Thermal Insulation manufacturer & suppliers in China

, also exporter of many styles of high-grade and top quality gland packings, graphite products, ceramic fiber products, fiber glass products, shipping container parts and accessories, PTFE products, and sealing gasket and sheet.
company of TOP SEALING

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product listTOP SEALING

  • Gland Packing

    Gland Packing

    TOP SEALING manufacturer more than 40 types of high quality gland packing with high quality material, such as PTFE packing, aramid packing, carbon packing, acrylic packing, ramie packing, graphite packing, cotton packing, fiberglass packing, kynol packing, and other non asbestos packings.

    Types of Sealing and Thermal Insulation Products
    Sealing and thermal insulation products come in various forms, each designed for specific purposes and conditions. Some of the most common types include: 1.Sealants: Sealants are materials used to seal gaps, joints, and seams between two surfaces, preventing air, water, and other contaminants from passing through. They are available in different forms, including liquid, paste, and tape, and are used in various industries, from construction and automotive to electronics and aerospace. 2.Gaskets: Gaskets are mechanical seals used to fill gaps between two mating surfaces, preventing leaks of fluids or gases. They come in different materials, such as rubber, silicone, metal, and graphite, and are used in various applications, from piping and pumps to engines and compressors. 3.Insulation materials: Insulation materials are designed to reduce heat transfer between two surfaces, keeping the heat in or out, depending on the application. They can be made of different materials, such as fiberglass, foam, mineral wool, and cellulose, and are used in various industries, from construction and HVAC to automotive and aerospace.
    Applications of Sealing and Thermal Insulation Products
    Sealing and thermal insulation products have a wide range of applications in different industries, including: 1.Construction: Sealing and insulation products are widely used in construction to create energy-efficient buildings that reduce energy consumption, lower costs, and provide a comfortable indoor environment. They are used in various applications, such as sealing doors and windows, insulating walls and roofs, and sealing ductwork and pipes. 2.HVAC: Sealing and insulation products are also essential in HVAC systems, where they help reduce energy consumption, improve indoor air quality, and enhance system performance. They are used in various applications, such as sealing ductwork, insulating pipes, and sealing air handlers and exhaust fans. 3.Automotive and Aerospace: Sealing and insulation products are crucial in the automotive and aerospace industries, where they help improve fuel efficiency, reduce noise and vibration, and ensure passenger comfort and safety. They are used in various applications, such as sealing engines and transmissions, insulating body panels and exhaust systems, and sealing cockpit windows and doors.
    Benefits of Sealing and Thermal Insulation Products
    Sealing and thermal insulation products offer various benefits, including: 1.Energy efficiency: Sealing and insulation products help reduce energy consumption by preventing heat loss or gain through walls, roofs, windows, and doors, among others. 2.Environmental protection: Sealing and insulation products help reduce greenhouse gas emissions by lowering energy consumption and promoting sustainability. 3.Comfort and safety: Sealing and insulation products help create a comfortable and safe indoor environment by reducing noise and vibration, improving indoor air quality, and preventing the entry of pollutants and allergens.

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  • Gasket and Sheet

    Gasket and Sheet

    TOP SEALING manufacturers and supplys many difference sealing gasket and sheet, e.g. PTFE gasket and sheet, PTFE joint sealant, PTFE envelop gasket, metal jacked graphite sheet, non asbestos sheet, graphite gasket and sheet, rubber sheet.

    Types of Gaskets and Sheets
    Gaskets and sheets come in various types, each designed for specific purposes and conditions. Some of the most common types include: 1.Soft gaskets: Soft gaskets are made of compressible materials, such as rubber, cork, or non-asbestos, and are used in low-pressure, low-temperature, or non-corrosive applications. They are easy to install, conform to irregular surfaces, and provide a low-cost sealing solution. 2.Metal gaskets: Metal gaskets are made of thin layers of metal, such as stainless steel, copper, or aluminum, and are used in high-pressure, high-temperature, or corrosive applications. They provide a reliable and durable sealing solution, but require precise machining and installation. 3.Compressed sheets: Compressed sheets are made of fiber materials, such as graphite, aramid, or PTFE, compressed with a resin binder to create a dense and homogeneous material. They are used in various industries, from chemical and petrochemical to power and marine, and are suitable for high-temperature, high-pressure, or corrosive environments.
    Applications of Gaskets and Sheets
    Gaskets and sheets have a wide range of applications in different industries, including: 1.Pipelines: Gaskets and sheets are commonly used in pipelines, where they help prevent leakage from flanges or joints and maintain a stable flow rate. They are used in various types of pipelines, such as oil and gas, water treatment, or food processing, and are suitable for different pressure and temperature conditions. 2.Engines: Gaskets and sheets are also used in engines, where they help prevent leakage from the cylinder head or exhaust system and ensure proper combustion and emission control. They are used in various types of engines, such as automotive, marine, or industrial, and are suitable for different fuels and lubricants. 3.Electrical equipment: Gaskets and sheets are used in various types of electrical equipment, such as transformers, switchgear, or generators, where they help prevent moisture, dust, or vibration ingress and ensure proper insulation and performance. They are suitable for different voltage and frequency conditions.
    Benefits of Gaskets and Sheets
    Gaskets and sheets offer various benefits, including: 1.Leakage control: Gaskets and sheets help prevent leakage from various types of equipment and systems, reducing the risk of contamination, environmental damage, and safety hazards. 2.Versatility: Gaskets and sheets are suitable for a wide range of applications, materials, and environments, providing a flexible and cost-effective sealing solution. 3.Customization: Sheets can be cut or stamped into various shapes and sizes to create custom gaskets or seals, providing a precise and efficient sealing solution.

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  • Thermal Insulations

    Thermal Insulations

    TOP SEALING manufactures and supplys many different thermal insulations, including fiberglass cloth, fiberglass rope, fiberglass tape, ceramic fiber cloth, ceramic fiber tape, ceramic fiber rope, silica products, basalt products, and e.g.

    Types of High Temperature Thermal Insulation
    High temperature thermal insulation comes in various types, each designed for specific temperatures, environments, and performance requirements. Some of the most common types include: 1.Ceramic fiber insulation: Ceramic fiber insulation is made of ceramic fibers, such as alumina or silica, and is used in high-temperature applications, up to 3000°F. It has low thermal conductivity, high resistance to thermal shock, and excellent chemical stability, making it suitable for applications in the chemical, petrochemical, and steel industries. 2.Mineral wool insulation: Mineral wool insulation is made of rock or slag wool fibers and is used in high-temperature applications, up to 1200°F. It has excellent fire resistance, low thermal conductivity, and good acoustic properties, making it suitable for applications in the construction and HVAC industries. 3.Refractory insulation: Refractory insulation is made of refractory materials, such as alumina, silica, or zirconia, and is used in extremely high-temperature applications, up to 5000°F. It has excellent thermal shock resistance, low thermal conductivity, and high mechanical strength, making it suitable for applications in the aerospace, defense, and nuclear industries.
    Applications of High Temperature Thermal Insulation
    High temperature thermal insulation has a wide range of applications in various industries, including: 1.Power generation: High temperature thermal insulation is used in power generation equipment, such as boilers, turbines, and exhaust systems, to maintain stable temperatures, improve efficiency, and reduce emissions. It is suitable for applications in coal-fired, gas-fired, or nuclear power plants. 2.Chemical processing: High temperature thermal insulation is used in chemical processing equipment, such as reactors, furnaces, and pipelines, to maintain stable temperatures, reduce energy consumption, and prevent chemical reactions. It is suitable for applications in the chemical, petrochemical, or pharmaceutical industries. 3.Metalworking: High temperature thermal insulation is used in metalworking equipment, such as furnaces, crucibles, and molds, to maintain stable temperatures, improve process control, and reduce energy consumption. It is suitable for applications in the steel, aluminum, or copper industries.
    Benefits of High Temperature Thermal Insulation
    High temperature thermal insulation offers various benefits, including: 1.Energy efficiency: High temperature thermal insulation helps reduce energy consumption and costs by minimizing heat loss or gain and improving equipment efficiency. 2.Safety: High temperature thermal insulation helps maintain stable temperatures and reduce the risk of equipment failure, fires, or explosions, ensuring safe operation. 3.Performance: High temperature thermal insulation helps improve equipment performance, such as process control, product quality, and equipment lifespan, ensuring optimal productivity and profitability.

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  • ISO Tank Container Accessory

    ISO Tank Container Accessory

    TOP SEALING manufactures and supplys tank container parts and accessories from 2000, especially for ISO tank container parts. Such as super tank lid seal, braided manlid seal ptfe, ptfe gasket, envelop gasket, dust cap, document Holder, thermometer, manometer, air vent cover, and etc.

    Types of ISO Container Parts
    ISO container parts come in various types, each designed for specific functions and applications. Some of the most common types include: 1.Corner castings: Corner castings are structural components located at the corners of the container, designed to support the weight of the container and facilitate stacking and lifting. They are made of cast steel or cast aluminum and have standard dimensions and configurations that allow compatibility with other containers. 2.Twist locks: Twist locks are locking mechanisms that secure containers to each other or to transport vehicles, such as ships, trains, or trucks. They are located on the corner castings and work by twisting and locking into place. They come in various types, such as manual, semi-automatic, or automatic, and are designed to withstand high loads and forces. 3.Doors and hinges: Doors and hinges are essential components that allow access to the container's interior and ensure the security and integrity of the cargo. ISO containers can have one or two doors, depending on the size and type, and can have various types of hinges, such as swing, cam, or piano hinges.
    Functions of ISO Container Parts
    ISO container parts have various functions, each crucial for the safe and efficient transport of goods. Some of the most important functions include: 1.Structural support: ISO container parts, such as corner castings, provide structural support to the container, allowing it to withstand heavy loads and forces during transport and handling. 2.Intermodal compatibility: ISO container parts, such as twist locks, allow containers to be securely stacked and transported on different modes of transport, such as ships, trains, or trucks, ensuring seamless and efficient logistics. 3.Cargo protection: ISO container parts, such as doors and hinges, ensure the security and integrity of the cargo during transport, protecting it from damage, theft, or tampering.
    Maintenance of ISO Container Parts
    ISO container parts require regular maintenance and inspection to ensure their proper functioning and safety. Some of the maintenance tasks include: 1.Cleaning: ISO container parts should be cleaned regularly to remove dirt, rust, or corrosion, which can weaken the parts or cause malfunctions. 2.Lubrication: ISO container parts, such as twist locks or hinges, should be lubricated regularly to reduce friction and wear and prevent corrosion. 3.Inspection: ISO container parts should be inspected regularly for signs of damage, wear, or corrosion, which can compromise their strength or integrity. Any damaged parts should be replaced immediately to ensure safe transport.

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  • Marine Product

    Marine Product

    TOP SEALING manufactures and supplys products for marine and ship requirements, like fire hydrant, fire nozzle, fire coupling, fire connector, fire wrench, fire pine thread, pressure gauge, psychrometer, thermometer, hydrometer, oxygen cylinger kit, and lifeboat light, and etc.

    Types of Marine Products
    Marine products come in various types, each designed for specific functions and applications. Some of the most common types include: 1.Marine electronics: Marine electronics are electronic devices and systems used in marine navigation, communication, and safety, such as GPS, radar, sonar, VHF radio, AIS, and EPIRB. Marine electronics are crucial for ensuring the safety and efficiency of marine operations and complying with international regulations. 2.Marine coatings: Marine coatings are specialized paints and coatings used to protect the hull and other parts of the ship from corrosion, fouling, and abrasion. Marine coatings can be based on various chemistries, such as epoxy, polyurethane, silicone, or fluoropolymer, and can provide different levels of protection and performance. 3.Marine safety equipment: Marine safety equipment includes life-saving appliances, such as life rafts, life jackets, immersion suits, and rescue boats, as well as firefighting equipment, such as fire extinguishers, sprinkler systems, and alarms. Marine safety equipment is essential for ensuring the safety and survival of crew and passengers in case of emergencies.
    Applications of Marine Products
    Marine products have various applications in the marine industry, depending on the type and function of the product. Some of the most common applications include: 1.Shipping: Marine products are used in shipping for navigation, communication, safety, cargo handling, and environmental protection. Marine products can help ships to comply with international regulations, such as SOLAS, MARPOL, or IMDG, and improve their efficiency and sustainability. 2.Offshore exploration: Marine products are used in offshore exploration for oil and gas, minerals, and renewable energy sources, such as wind, wave, or tidal power. Marine products can help to reduce the environmental impact of offshore operations, such as oil spills or emissions, and improve the safety and efficiency of the exploration process. 3.Recreational boating: Marine products are used in recreational boating for navigation, communication, safety, and entertainment. Marine products can help boaters to enjoy their time on the water and ensure their safety and compliance with local regulations.

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  • Tools and Machine

    Tools and Machine

    TOP SEALING manufactures and supplys high quality machines for gland packings and other relevant machines, like braiding machine, rewinding machine, press machine,packing cutter and other spare parts for these machines.

    1.Gland Packing Cutters
    Gland packing cutters are specialized tools used to cut gland packing material to the correct size and shape for installation. These cutters come in various sizes and are designed to cut different types of packing material, such as PTFE, graphite, Kevlar, and carbon. Using a gland packing cutter ensures that the packing is cut to the correct length and shape, which is essential for achieving a tight seal around the rotating shaft. This improves the overall effectiveness of the gland packing and reduces the risk of leakage.
    2.Gland Packing Extractors
    Gland packing extractors are tools used to remove old packing material from the gland before new packing is installed. These extractors come in various sizes and shapes and are designed to fit different types of glands. Removing old packing material is essential for ensuring that the new packing is installed correctly and can form a tight seal. Gland packing extractors make the removal process quick and easy, reducing downtime and improving productivity.
    3.Gland Packing Compression Tools
    Gland packing compression tools are used to compress the packing material once it has been installed. These tools come in various sizes and are designed to fit different types of glands. Compressing the packing material is necessary to achieve a tight seal around the rotating shaft. This improves the overall effectiveness of the gland packing and reduces the risk of leakage. Gland packing compression tools make the compression process quick and easy, reducing downtime and improving productivity.

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COMPANY GALLERY

We have a strong R&D team, and we can develop and produce products according to the drawings or samples the customers offer.

We Provide Innovative Product Solutions

Why choose usTOP SEALING

  • Customization

    With a strong R&D team, develops and produces according to the drawings or samples.

  • Experience

    > 40 years producing experience,
    > 30 years exporting experience.

  • Warranty

    one-year warranties.

  • Diversity

    Different sizes can be produced according to customer's requirements.

  • Shipment

    80 KM from Ningbo port and 300KM from Shanghai Port, convenient transportation.

  • 24-hour & 7-day Service

    Respond within 24 hours from Monday to Sunday.

           

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