Since its establishment in 1979, our company has established an outstanding reputation in the fields of industrial sealing and insulation materials through more than forty years of mature technology and experience. Currently, we have 178 employees and possess a modern professional plant covering 12,000 square meters, equipped with multiple advanced production lines. We specialize in manufacturing graphite products, PTFE products, seal gland packings, gaskets, fiberglass products, ceramic fiber products, and rubber products. Our products are widely used in various industrial pumps, valves and pipelines, petroleum and natural gas, chemicals and petrochemicals, electricity, food and beverages, paper making and pulp, sugar factories, metallurgy and mining, ships and marine engineering to effectively prevent the leakage of fluids and gases.
Quality Assurance
Quality is our core value. A strict quality management system covers raw material procurement, production process to finished product inspection, ensuring compliance with international standards and customer requirements, winning broad recognition and trust.
Customization Support
We provide comprehensive customization services, tailoring product design, material selection, and size specifications according to specific customer needs, ensuring perfect adaptation to application scenarios. Flexible and personalized services make us stand out.
Professional Team
The company boasts a team of experienced technical experts and professional customer service personnel, including six senior technical experts with over 20 years of industry experience, 87% of customer service staff with more than three years of experience, and eight quality inspectors with over five years of experience, jointly ensuring high quality and excellent service.
Wide Market Coverage
Our products are exported to more than 200 countries and regions worldwide, including Kuwait, Spain, Germany, Russia, Australia, Japan, Korea, and Thailand, demonstrating the international competitiveness and brand influence of our products.
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Bulk Fiberglass Texturized Yarn For Filtration SystemSUNPASS textured fiberglass yarn is produced using either E-glass fiber filament yarn or C-glass fiber filament yarn. It finds extensive application in the manufacture of fiberglass fabrics,...read more
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Dusted Asbestos YarnSUNPASS Dusted Asbestos Yarn, meticulously crafted from premium-grade asbestos fibers through a unique water-based process, boasts exceptional quality and durability. This specialized yarn is the...read more
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Fiberglass Reinforced FabricSUNPASS 3732 E-Glass Filament FabricA premium high-performance industrial textile, this fabric is precision engineered with continuous E-glass fiber yarns as the core raw material—leveraging...read more
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Aromatic Polyamide Fiber YarnSUNPASS Aromatic polyamide fiber yarn is known for its excellent physical and chemical properties, including high strength, modulus, low density, and wear resistance. It is divided into two...read more
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Heat Resistant WrapSUNPASS Fire BlanketA premium fire suppression essential, this high-performance blanket is engineered to deliver rapid, reliable fire control for both residential and professional settings....read more
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3732 Glass Fiber ClothSUNPASS Texturized Fiberglass Cloth is an innovative high-performance industrial fabric engineered for demanding high-temperature and high-strength applications. Developed based on the technical...read more
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Silica Insulation SleeveThe SUNPASS HIGH SILICA SLEEVE is a specialized high-temperature insulation solution designed primarily for thermal protection of cylindrical components such as pipes, hoses, cables, and equipment...read more
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Silicone Foam StripsSUNPASS Silicone Foam StripsA premium gasketing solution engineered for applications demanding soft, compressible, and durable sealing performance. Crafted from high-grade silicone sponge with a...read more
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Flame Retardant Silicone Rubber Rolled Glass Fiber ClothSUNPASS Flame Retardant Silicone Rubber Rolled Glass Fiber Cloth is made of high-quality glass cloth woven into a fireproof structure. It is a composite material that combines the advantages of...read more
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Heat Treated Glass Fiber Cloth3800HT is tightly woven, using 8HS satin pattern, creating a packed density ideal to conduction heat away from the point of heat impact. The density facilities and increases heat flow, thus...read more
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3784 Filament Fiberglass FabricsSUNPASS 3784 Fiberglass FabricA premium industrial textile engineered with continuous fiberglass yarns as the core raw material, this fabric stands out for its exceptional versatility and superior...read more
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Heat Temperature Insulation Sealing Ceramic Fiber TapeSUNPASS Ceramic Fiber Tape 1.Ceramic fiber tape is a woven fabric made from our high quality ceramic fiber woven yarn. 2.Ceramic fiber tape is featured with heat insulation and high temperature...read more
What is Heat Insulation
Heat insulation reduces heat transfer between solid objects, fluids, or gases by introducing a barrier between them. Insulation can be critical for a range of industries including energy, industrial, medical, and more. These complex applications demand optimal thermal environments for efficient performance. They use a variety of insulation technologies to solve thermal challenges within their system.
Double-wall Insulation
Gases are poor conductors of heat because their molecules are far apart. It is possible to use air as an insulator by trapping it between two solid material layers. Double-wall insulation refers to systems that trap gas to form a thermal barrier. For example, an insulated glass unit or thermal window utilizes this technique to slow down heat transfer. These windows feature two or three layers of glass with a sealed space in between. These spaces are filled with argon or other gases that are especially poor conductors of heat, thereby reducing convective and conductive heat exchange through the window.
Vacuum Insulation
Vacuum insulation is similar to double-wall insulation and provides more powerful and longer-term temperature control. Instead of filling the gap with gas, the gap between the walls is evacuated as much as possible. By removing the air molecules, convective and conductive heat transfer is minimized. Advanced vacuum insulation is often sought after for systems that require the best possible thermal energy efficiency, or for systems in which more conventional insulation materials might experience degradations in performance or durability.
Insulating Against Radiation
In cases where insulation is required against radiation, reflective materials with low emissivity can be used. Emissivity is a property that measures the effectiveness of the material in emitting thermal radiation. Aluminium foil is a common example of reflective material. More advanced materials are used to reflect radiation in ultra-high temperatures and critical applications.
Vacuum Super Insulation With MLI
Vacuum super insulation (VSI) refers to vacuum-insulated systems that also include multi-layer insulation. Multi-layer insulation (MLI) is an advanced thermal insulation material used to reflect significant amounts of radiation heat transfer.
Common Heat Insulation Materials
Fiberglass is the most common insulation used in modern times. Because of how it is made, by effectively weaving fine strands of glass into an insulation material, fiberglass is able to minimize heat transfer. The main downside of fiberglass is the danger of handling it. Since fiberglass is made out of finely woven silicon, glass powder and tiny shards of glass are formed. These can cause damage to the eyes, lungs, and even skin if the proper safety equipment isn’t worn. Nevertheless, when the proper safety equipment is used, fiberglass installation can be performed without incident. Fiberglass is an excellent non-flammable insulation material, with R-values ranging from R-2.9 to R-3.8 per inch. If you are seeking a cheap insulation this is definitely the way to go, though installing it requires safety precautions. Be sure to use eye protection, masks, and gloves when handling this product.
Mineral wool actually refers to several different types of insulation. First, it may refer to glass wool which is fiberglass manufactured from recycled glass. Second, it may refer to rock wool which is a type of insulation made from basalt. Finally, it may refer to slag wool which is produced from the slag from steel mills. The majority of mineral wool in the United States is actually slag wool. Mineral wool can be purchased in batts or as a loose material. Most mineral wool does not have additives to make it fire resistant. However, it is a non-combustible material, so can prevent the spread of fires up to 1,400 degrees Fahrenheit, but may not always be the best option when extreme heat is present. Mineral wool has an R-value ranging from R-2.8 to R-3.5.
Cellulose insulation is perhaps one of the most eco-friendly forms of insulation. Cellulose is made from recycled cardboard, paper, and other similar materials and comes in loose form. Cellulose has an R-value between R-3.1 and R-3.7. Some recent studies on cellulose have shown that it might be an excellent product for use in minimizing fire damage. Because of the compactness of the material, cellulose contains next to no oxygen within it. Without oxygen within the material, this helps to minimize the amount of damage that a fire can cause. So not only is cellulose perhaps one of the most eco-friendly forms of insulation, but it is also one of the most fire-resistant forms of insulation. However, there are certain downsides to this material as well, such as the allergies that some people may have to newspaper dust. Also, finding individuals skilled in using this type of insulation is relatively hard compared to, say, fiberglass. Still, cellulose is a cheap and effective means of insulating.
While not the most abundant of insulations, polyurethane foams are an excellent form of insulation. Nowadays, polyurethane foams use non-chlorofluorocarbon (CFC) gas for use as a blowing agent. This helps to decrease the amount of damage to the ozone layer. They are relatively light, weighing approximately two pounds per cubic foot (2 lb/ft^3). They have an R-value of approximately R-6.3 per inch of thickness. There are also low-density foams that can be sprayed into areas that have no insulation. These types of polyurethane insulation tend to have approximately an R-3.6 rating per inch of thickness. Another advantage of this type of insulation is that it is fire-resistant.
Polystyrene is a waterproof thermoplastic foam which is an excellent sound and temperature insulation material. It comes in two types, expanded (EPS) and extruded (XEPS) also known as Styrofoam. The two types differ in performance ratings and cost. The more costly XEPS has an R-value of R-5.5 while EPS is R-4. Polystyrene insulation has a uniquely smooth surface which no other type of insulation possesses. Typically the foam is created or cut into blocks, ideal for wall insulation. The foam is flammable and needs to be coated in a fireproofing chemical called Hexabromocyclododecane (HBCD). HBCD has been brought under fire recently for health and environmental risks associated with its use.
Energy Efficiency And Energy Saving
Thanks to heat insulation applied to your building, you can use the required energy more efficiently and effectively without restricting the comfort of your life. Therefore, you minimize the wasted energy and use energy resources more efficiently. Heat insulation applications that provide energy efficiency can be considered an additional cost in terms of initial investments in projects. However, significant economic achievements are derived when the rate of return is calculated. When applied correctly, heat insulation reduces the energy expenses of your building by 50% on average, ensures more heating with less energy consumption in winter, and prevents excessive heat in your living spaces in summer.
Stronger And Longer-Lasting Buildings
Heat insulation reduces heat movements and vapor condensation. Therefore, it prevents humidity, mold, freezing, deformation that may occur in the building and weakening of iron parts due to corrosion; and helps the preservation of the building. Your building has an extended life and increased durability thanks to heat insulation, which also contributes to earthquake safety.
Positive Effect on Human Health
Homogeneous heat distribution between interior areas with the correct application of heat insulation enhances comfort in your living spaces. Moreover, heat insulation outside the building contributes positively to human health by preventing factors such as humidity, mold, fungus, moisture, dust, noise and air pollution that may have negative effects on human health.
Environment And Ecological Balance
Heat insulation applications help preserve the ecological balance. Minimum energy is used for heating, cooling and climatization of thermal-insulated buildings; reducing the consumption of fossil fuels such as coal and natural gas. In consequence, the emission of carbon dioxide (CO2), sulfur dioxide (SO2) and other harmful greenhouse gases spreading into the atmosphere is minimized, and the negative effect on the ecological balance is reduced. When you apply eat insulation in your building by standards and use the correctly selected fuel type with an appropriate technique, you utilize the whole energy consumption for heating or cooling purposes. Therefore, you can minimize the effect of fuel on environmental pollution without wasting energy.
Helping Sound Insulation
Heat insulation reduces noise as well as weather effects from outside; therefore, it helps prevent of harmful effects of noise on humans. Moreover, heat insulation applications in building gaps such as elevators, stairs and installations prevent the occurrence of sound escape funnel.
Contribution To National And Family Economy
Your maintenance and repair expenses are reduced with heat insulation, which protects your building from external factors. It reduces fossil fuel import and foreign dependence of our country as it ensures optimum use of energy resources. Moreover, it also contributes to the economy by reducing building energy and family health expenses.
Applications of Heat Insulation
Building and Construction: Benefits in Residential and Commercial Settings
Insulation in buildings serves a dual purpose: It helps control indoor climates and reduces energy consumption. In colder months, insulation prevents heat from escaping, while in warmer months, it keeps heat out, reducing the need for constant heating and cooling. Mica, known for its excellent thermal resistance, is often used in insulation boards and panels, providing superior fire resistance and stability in both residential and commercial constructions.
Industrial Applications: Insulation in Mechanical Systems, Pipelines, and Manufacturing Processes
In industries where temperature control is paramount, insulation ensures efficient and safe operation. Mica is particularly valued in industrial settings for its high thermal resistance and electrical insulating properties. It is used around boilers, furnaces, and other high-temperature equipment to prevent heat loss and protect nearby components from heat damage. In pipelines and manufacturing processes, mica sheets or rolls serve as barriers against heat transfer, enhancing process reliability and energy efficiency.
Specialized Applications: Use in Refrigeration, Spacecraft, and Automotive Industries
The unique properties of mica make it ideal for specialized insulation applications. In refrigeration systems, mica sheets help maintain cold temperatures by insulating the components and minimizing energy leakage. The aerospace industry uses mica in spacecraft because of its ability to withstand extreme temperatures and protect internal systems from the intense cold and heat of space. Automotive manufacturers incorporate mica in engine compartments and exhaust systems to manage heat and improve vehicle performance and passenger comfort.
Example
Fire-Resistant Blanket
Introduction:
A fire blanket is a crucial fire safety tool designed to extinguish small fires effectively and prevent their spread. Made from fire-resistant materials like silicone-coated fiberglass or high silica fabrics, it is used to smother flames by cutting off their oxygen supply. Fire blankets adhere to strict safety standards and are an essential addition to any fire safety plan, complementing portable fire extinguishers. They are user-friendly, making them suitable for quick response in case of emergencies, and can be placed in strategic locations like kitchens, workshops, and areas with flammable materials. In critical situations, a fire blanket can be the difference between containing a fire or allowing it to escalate into a dangerous situation.
Advantages:
They can be utilized for personal defense.
If an individual's hair or apparel ignites, covering them in a fire blanket can be a vital part of the "decline, roll, and quit" method, developed to decrease injuries and burns. According to the NFPA, coverings are beneficial if the individual can stagnate swiftly due to age, clinical problems, or physical restrictions. In a comparable scenario, airing vent a fire extinguisher around an individual's face can trigger extreme lung inflammation, which can aggravate issues brought on by breathing in smoke. If a fire gets out of control and surrounds you, coverings might also help secure you and the individuals around you if you need to go to nearby locations subjected to fires.
Fire blankets can address several sorts of fires in the early days, explicitly cooking fires.
Food preparation fires generally begin with a relative percentage of oil in a container such as a pot or frying pan. Individuals are frequently unwilling to utilize fire extinguishers due to the cleaning job and the cost included. Course K fire extinguishers are required for "fires entailing combustible food preparation media (veggie or pet fats)." Sometimes, individuals sprinkled or put water on oil fires, with disastrous repercussions. A cover or frying pan over the fire in the container is the ideal concept - if succeeded, it will undoubtedly produce a fire. It can be dangerous because you might need more security versus the fires when you place this cover on it. Making use of a non-flammable blanket can minimize this danger. It would help if you promptly put the non-flammable blanket over the fire without tossing it or fanning the fire.
Individuals who have trouble utilizing a fire extinguisher can use a fire blanket.
If physical endurance is a concern, fire fighting blankets in dimensions like the 60" x 78" Fire Blanket are simple, as they are commonly considered no greater than 2 to 3 extra pounds.
Ceramic Fiber Tape
Introduction:
Ceramic fiber tape is a narrow, woven fabric made from high-temperature alumina-silicate based ceramic fiber. It has low thermal conductivity, low heat storage, and is resistant to chemical corrosion. Ceramic fiber tape is commonly used as gasketing, tadpole gaskets, bolt hole tape, or other high temperature seals. It is not adhesive but is a great solution for thermal wrapping of unconventional shapes and parts.
Advantages:
●High-temperature resistance
Ceramic fiber tape maintains good stability in high-temperature environments, with a continuous use temperature of up to 1050°C (stainless steel wire reinforced) or 650°C (glass fiber reinforced), and a short-term use temperature of up to 1260°C.
●Good thermal insulation
Ceramic fiber tape has a low thermal conductivity, effectively reducing energy loss and providing excellent insulation performance.
●Acid and alkali corrosion resistance and molten metal erosion resistance
Ceramic fiber tape can withstand acidic and alkaline corrosive environments and erosion from molten metals, including non-ferrous metals like aluminum and zinc.
●Good sound insulation
Ceramic fiber tape offers good sound insulation, reducing noise levels.
●Easy installation
Lightweight and easy to install and dismantle, ceramic fiber tape lowers construction costs and time while improving efficiency and quality.
●Long service life
With excellent high-temperature resistance, thermal shock resistance, and chemical stability, ceramic fiber tape typically has a long service life without aging or breaking easily.
●Strong adaptability
Ceramic fiber tape is highly adaptable to various harsh environments, maintaining stable performance in high and low temperatures as well as under chemical corrosion.
Silica Fabric
Introduction:
High silica fabrics, made from a type of sand known as white sand or raw materials like residual quartz, are renowned for their exceptional resistance to high temperatures. This unique characteristic is attributed to the significant amount of silica fibers present in the fabric, which can withstand extreme temperature ranges without significant thermal expansion. High silica fabrics, such as silica cloth, can endure temperatures up to 1000°C (1832°F) without losing their structural integrity. This extreme temperature resistance, coupled with their low thermal expansion, makes them ideal for various applications. From silica bricks in construction to protective clothing in metal processing industries, the uses of high silica fabrics are vast and varied.
Advantages:
●High-temperature resistance
Silica fabric can withstand temperatures up to 1800°F (982°C), making it an ideal choice for high-temperature applications.
●Thermal insulation
Silica fabric has excellent thermal insulation properties, which means it can withstand high temperatures without transferring heat to other materials. This makes it an ideal choice for applications where heat transfer is a concern.
●Chemical resistance
Silica fabric is highly resistant to chemical corrosion, making it suitable for use in harsh chemical environments.
●Lightweight and flexible
Silica fabric is lightweight and flexible, which makes it easy to handle and install in various applications.
●Electrical insulation
Silica fabric has good electrical insulation properties, which makes it suitable for use in electrical applications.
●Durability
Silica fabric is highly durable and can withstand wear and tear in harsh industrial environments.
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Frequently Asked Questions
Sunpass Sealing Technology is one of the leading China heat insulation manufacturers and also a famous such supplier, welcome to wholesale cheap and good quality heat insulation from our factory.
Marine Shut Jet, universal spanner, hydrant coupling-
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