Are you looking for the best gasket manufacturers in China? With so many options available, it can be overwhelming to choose the right one. In this article, we’ll compare the top gasket factories in China, highlighting their specialties, technologies, and what sets them apart. Let’s dive in and find the perfect fit for your needs.

Gasket Manufacturers and Suppliers China

China Spiral Wound Gasket, Ring Joint Gaskets,PTFE …

China Industrial Gasket Manufacturer & Supplier | Longseal

Product Details: Nitrile (Buna-N) gaskets are made from a rubber compound known as acrylonitrile butadiene terpolymer (NBR). They are highly resistant to petroleum oils, mineral oils, vegetable oils, and many acids. These gaskets have good elongation properties, adequate resilience, tensile strength, and compression set. They are available in various grades, including commercial, food grade, and high strength. The durometer hardness ranges from 30 to 90 Shore A, and the temperature range is typically from -30°F to +200°F. They can be fabricated using waterjet, flash, or die-cutting methods and are available with or without pressure-sensitive adhesive (PSA) backing.

Pros:
– High resistance to oils, solvents, and fuels
– Good mechanical properties, including tensile strength and tear resistance
– Wide operating temperature range
– Available in food grade and other specialized grades
– High wear resistance and good compression set properties

Cons:
– Not compatible with fuels of high aromatic content, aromatic hydrocarbons, chlor…
– Elasticity and resistance to compression set can be adversely affected by high a…
– Not suitable for applications involving strong acids, glycol-based brake fluids,…

Top 10 Rubber Gasket Manufacturers And Suppliers In China …

Product Details: Dongguan Hongju Silicone Rubber Products Co., Ltd. specializes in developing and manufacturing various silicone rubber products, including rubber gaskets. The company uses raw materials such as silicone, EPDM, fluoro rubber, Viton, Duprene, NBR, and nitrile. Their products comply with international safety standards like CE, SGS, REACH, and ROHS Directive requirements. The company offers OEM and ODM services and has advanced equipment including rubber refining machines, vulcanization molding machines, and automatic cutting-edge machines.

Pros:
– Over 23 years of design and manufacturing experience
– ISO 9001 certified quality management system
– Compliance with international safety standards (CE, FDA, SGS, ROHS)
– Low Minimum Order Quantity (MOQ)
– Rapid prototyping available within 3-5 work days
– Environmentally friendly materials and processes
– Experienced and certified staff

Cons:
– Production cycle can vary from 9-15 workdays depending on quantity and complexit…
– Factory inspection may be limited due to epidemic restrictions, with online insp…

China All Types Silicone Gasket Manufacturer & Supplier

Product Details: Silicone gaskets are made from high-quality solid silicone rubber compounds. They are available in various hardness levels (40°, 50°, 60°, 70°, 80° Shore A) and colors (White, Red, Black, Custom). These gaskets can operate in a temperature range of -60°C to +200°C and are compliant with standards such as ASME B16.21, DIN 1514, and JIS. They come in raised and full face types, and in round, square, or rectangular shapes. Applications include food, pharmaceutical, high voltage insulation, oven gaskets, autoclave gaskets, manway, and valve cover gaskets. JinSeal also supplies closed and open cell silicone sponge and foam gaskets, as well

as fiberglass reinforced, food-grade, and flame-retardant silicone rubber gaskets.

Pros:
– Excellent aging resistance, tensile strength, elongation, and tear resistance.
– Good ozone resistance and fire resistance.
– High temperature and chemical resistance.
– Flexible at low temperatures.
– Non-toxic and odorless, making them suitable for food and pharmaceutical applica…
– Available in various shapes, hardness levels, and colors to meet different opera…

Cons:
– May not be suitable for extremely high-pressure applications compared to other m…
– Limited mechanical strength compared to reinforced materials.

China GASKET KIT Suppliers, Manufacturers, Factory

Garlock China

Product Details: Garlock China carries the full line of Garlock products, including those from GSP and GPT, as well as certain products from the Technetics Group. Products manufactured in Shanghai for the Asian market include spiral wound metal gaskets, kammprofile metal gaskets, non-metallic pipe flange gaskets, welded GYLON, EVSP packings, and KLOZURE oil seals. Garlock China has over 80 employees and operates from the main office in Shanghai and regional sales offices in Beijing, Dalian, Zhengzhou, Chengdu, and Shenzhen.

Pros:
– Comprehensive product range tailored for the Asian market
– Local manufacturing in Shanghai to meet regional needs
– Extensive distribution network with multiple regional sales offices
– Products designed to solve unique sealing challenges and improve plant productiv…

Cons:
– No specific cons mentioned in the provided source
– Potential language barrier for non-Chinese speaking customers due to the website…

China Head Gasket Factories, Product | Xingtai Xinchi

Product Details: Head gasket sealers are products designed to repair and seal leaks in blown, damaged, or cracked head gaskets. These sealers are typically liquid solutions that are added to the cooling system of a vehicle. They work by penetrating the leak, drying, and forming a seal that can be stronger than the original head gasket. They are compatible with various types of antifreeze and can repair leaks in head gaskets, engine blocks, intake gaskets, cylinder heads, heater cores, and freeze plugs.

Pros:
– Cost-effective alternative to expensive mechanical repairs, saving money (typica…
– Easy to use and does not require professional mechanical expertise or draining o…
– Permanently seals cooling system leaks and can repair cracks in heads and blocks…
– Compatible with various materials such as metal, aluminum, cast iron, and plasti…
– Helps in reducing engine overheating and improving heat transfer[2]

Cons:
– May not be effective for severe or large-scale damage to the head gasket[5] – Requires careful following of instructions to ensure proper sealing and to avoid…
– Not all products are suitable for all types of engines or cooling systems, so co…
– Temporary solution in some cases, depending on the extent of the damage[5]

China Supplier Rubber Combined Gaskets Bonded Seal …

Product Details: The product described is the Rubber Combined Gaskets Bonded Seal for Flanged Joints Compound Gasket. It is used to prevent leakage of medium along moving parts in mechanical equipment. The seal consists of three basic components: the Sealing Element (nitrile rubber part), the Metal Case, and the Spring. These gaskets are made from high-quality materials such as NBR, silicon, and FKM, imported from the USA, Germany, and Southeast Asia. They are durable, water-resistant, and oil-resistant. The product is available in various packaging options, including rolls and boxes, as per customer requests.

Pros:
– High-quality materials from reputable suppliers
– Durable, water-resistant, and oil-resistant
– Fast production and timely delivery
– One-stop custom service and value-added services
– OEM/ODM services available for custom designs
– 100% inspection of finished products before shipment

Cons:
– No specific cons mentioned in the product description
– Potential for higher costs for small order quantities

Gaskets & Seals Manufacturers | Kammprofile Gaskets Suppliers

Product Details: Shaoxing Sealgood gasket and sealing Co., Ltd. specializes in industrial sealing products, including gaskets and gland packing. They offer a wide range of gasket types such as Spiral Wound Gasket, Metal Serrated Gasket, Metal Corrugated Gasket, Ring Joint Gasket, Metal Jacketed Gasket, PTFE Envelope Gasket, Reinforced Graphite Gasket, Teflon Gasket, Reinforced PTFE Gasket, Expanded PTFE Gasket, and Non-Asbestos Gasket. Their products are suitable for frequent temperature and pressure changes, commonly used in pipes, valves, and pumps. The company also produces gland packing made from materials like graphite, PTFE, Aramid, and carbon yarn, which can be reinforced with metal or non-metallic

materials. These products are used in various industries including petrochemical, oil refining, electric power, iron and steel, and shipbuilding.

Pros:
– Wide range of gasket and gland packing types available
– Suitable for frequent temperature and pressure changes
– Used in various critical industries such as petrochemical, oil refining, and ele…
– Products meet international standards and are exported globally
– Strong R&D team for custom product development
– Own production workshop and CNC machining factory for direct pricing and quality…
– Advanced testing lab and inspection equipment ensure product quality

Cons:
– No specific pricing details provided on the website
– Minimum order quantities may be a barrier for small-scale customers
– Shipping costs and logistics may vary depending on the customer’s location

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Gasket Factories in China

What types of gaskets do Chinese factories typically produce?

Chinese gasket factories produce a wide range of gaskets, including rubber gaskets, metal gaskets, non-metallic gaskets, spiral wound gaskets, and custom-made gaskets. These gaskets are made from various materials such as silicone, rubber, PTFE, and metal, catering to different industries like automotive, electronics, oil and gas, and construction.

How do Chinese gasket manufacturers ensure product quality?

Chinese gasket manufacturers ensure product quality through rigorous research and development, adherence to international standards like ISO certifications, and the use of high-quality raw materials. Many of these manufacturers also implement advanced manufacturing techniques and continuous improvement programs to maintain high standards.

What is the typical turnaround time for gasket orders from Chinese factories?

The turnaround time for gasket orders can vary, but many Chinese factories are known for their quick production times. For example, some manufacturers can complete orders in as little as 15 working days, thanks to their multiple production lines and efficient manufacturing processes.

Do Chinese gasket factories offer custom manufacturing services?

Yes, many Chinese gasket factories offer custom manufacturing services. They can produce gaskets according to specific customer requirements, including custom shapes, sizes, and materials. This flexibility makes them a reliable choice for businesses needing tailored solutions.

How do Chinese gasket manufacturers handle after-sales service and customer support?

Chinese gasket manufacturers often provide excellent after-sales service and customer support. They offer valuable advice to enhance business operations, rapid response times, and reliable customer service. Many also have export licenses, which facilitate smooth international transactions and ensure customer satisfaction globally.