Are you in the market for high-quality seals and wondering where to find the best suppliers? With countless factories in China, making the right choice can feel overwhelming. Understanding the top seal suppliers not only saves you time but also ensures you get the best value for your investment. Imagine having access to reliable products that enhance your operations and boost your bottom line. Ready to discover the leading factories that can meet your needs? Dive into our comprehensive comparison and find the perfect partner for your sealing solutions!

Top 10 Mechanical Seal Manufacturers and Suppliers in China (2024)

Product Details: Mechanical seals for various industries including food, electrical, mining, engineering, and automotive.

Technical Parameters:
– High-quality carbon graphite
– Environmentally friendly materials

Application Scenarios:
– Used in industrial machinery to contain pressure
– Prevent leakage and contamination in various sectors

Pros:
– Custom solutions available
– Timely delivery and efficient supply chain

Cons:
– Limited distribution to specific regions
– Only silicone rubber products offered

China Piston Seals, Rod Seals, Wiper Seals Suppliers, Manufacturers …

Product Details: Piston Seals, Rod Seals, Wiper Seals, and various other sealing products manufactured by Guangzhou Jinbond Seal Technology Co., Ltd.

Technical Parameters:
– High polymer wear-resisting material
– Fluoroplastics and fluorine products

Application Scenarios:
– Automotive industry
– Construction machinery

Pros:
– Manufactured with advanced technologies
– High durability and performance

Cons:
– Specific technical parameters not detailed
– Limited information on compatibility with all applications

Mechanical Seals Manufacturer in China | Cowseal

Product Details: Mechanical seals for water pumps and centrifugal pumps, including Type 1, Type 21, Grundfos, and Burgmann MG1/MG12/MG13.

Technical Parameters:
– Durable elastomer bellow seal
– Cartridge design with robust materials

Application Scenarios:
– Water treatment
– Chemical processing

Pros:
– Versatile and durable
– Reliable performance and easy installation

Cons:
– Limited information on specific technical parameters
– Potential compatibility issues with certain fluids

Home – YALAN Seals – China Mechanical Seal Standard Maker

Product Details: YALAN Seals offers a range of mechanical seals including Spring Pusher Seals, Bellow Seals, Paper & Pulp Seals, Mixer & Agitator Seals, Slurry & FGD Seals, and Special Seals.

Technical Parameters:
– Pressure: 0 ~ 18 MPa
– Temperature: -140 ~ 315 ºC

Application Scenarios:
– Used in pumps, mixers, and various industrial applications.
– Applicable in water treatment, chemical industry, gas and oil, paper and pulp, f…

Pros:
– High quality and affordable mechanical seals.
– Wide range of applications across various industries.

Cons:
– Specific technical details may vary by product type.
– Installation may require specialized knowledge.

China Mechanical Seal Manufacturer, Cartridge Seal Supplier | Lepu Seal

Product Details: Mechanical seals and cartridge seals manufactured by Lepu Seal, a leading supplier in China since 1998.

Technical Parameters:
– Various types of mechanical seals including Dry Gas Seal, Cartridge Seal, and Gr…
– Customizable designs based on client specifications.

Application Scenarios:
– Food and Beverage industry
– Chemical and petroleum industry

Pros:
– High-quality manufacturing with strict quality control.
– Customized solutions available for different industries.

Cons:
– Limited information on specific technical parameters for each product.
– Potentially longer lead times for customized orders.

Chinese seal factory, PU/Rubber/PTFE Seal, Engine seal Supplier …

Product Details: HOVOO offers a range of sealing products including Piston Seals, Rod Seals, O-rings, Wiper Seals, Rotary Seals, Pneumatic Seals, Guiding Tapes, Seal Kits, and Couplings.

Technical Parameters:
– Place of Origin: Nanjing China
– Brand Name: HOVOO

Application Scenarios:
– Hydraulic machinery applications
– Construction machinery applications

Pros:
– High performance and cost-effective products
– Free technical support available

Cons:
– Minimum order quantities may apply
– Delivery times can vary

China Mechanical Seals, Replacement Seals, Seal Spare Parts Factory …

Product Details: Flowserve VRA Mixers Mechanical Seals, High Quality Auto Water Pump Seals, ALFA LAVAL Replacement Shaft Seal Pump Mechanical Seal, Unbalanced Elastomer Bellow Mechanical Seals, Wear Resistant Elastomer Bellow Seals for Food Processing, Elastomer Bellows Pump Seals for Agitators, Rubber Bellow Pump Seals Design for Rotating Equipment, Elastomer Bellow Mechanical Shaft Seal for Compressors

Technical Parameters:
– Brand Name: DaoLin
– Item: DL-MS-01A

Application Scenarios:
– Mechanical sealing in mixers
– Automotive water pump applications

Pros:
– High quality materials
– Wide range of applications

Cons:
– Specific compatibility may vary
– Limited information on technical specifications

Top 10 Oil Seal Manufacturers and Suppliers in China (2024)

Product Details: Oil seals, O-rings, gaskets, and silicone rubber products.

Technical Parameters:
– Temperature resistance
– Pressure resistance

Application Scenarios:
– Automotive industry
– Machinery and equipment

Pros:
– Customizable solutions
– Timely deliveries

Cons:
– Limited specialization in oil seals
– Material compatibility issues

Car Door Weatherstrips | Car Rubber Door Seals | China Supplier

Product Details: Car Door weatherstrips are sealing barriers attached to vehicle doors, preventing water, air, dust, and noise from entering the cabin. Made from EPDM sponge rubber, they are used in conjunction with opening trim weatherstrips for enhanced performance.

Technical Parameters:
– Material: EPDM Sponge Rubber
– Color: Black

Application Scenarios:
– Automotive sealing for passenger vehicles
– Commercial vehicle door sealing

Pros:
– Excellent weathering and ozone resistance
– High tensile strength and temperature resistance

Cons:
– May require specific installation methods (adhesive or clips)
– Performance can vary based on environmental conditions

China Rod Seals, Piston Seals, Piston Rod Seals Suppliers …

Product Details: High-tech seals for various industries including aerospace, military, and automotive. Key products include Spring Energized Seals, Oil Seals, and Piston Rod Seals.

Technical Parameters:
– 28 years of experience
– 145 production equipment

Application Scenarios:
– Hydraulic systems in machinery
– Automotive sealing applications

Pros:
– Customizable sealing solutions
– High production capacity with quick delivery

Cons:
– Limited information on specific product performance
– Potential dependency on imported raw materials

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Comparison Table

Company	Product Details	Pros	Cons	Website
Top 10 Mechanical Seal Manufacturers and Suppliers in China (2024)	Mechanical seals for various industries including food, electrical, mining, engineering, and automotive.	– Custom solutions available – Timely delivery and efficient supply chain	– Limited distribution to specific regions – Only silicone rubber products offered	hongjusilicone.com
China Piston Seals, Rod Seals, Wiper Seals Suppliers, Manufacturers …	Piston Seals, Rod Seals, Wiper Seals, and various other sealing products manufactured by Guangzhou Jinbond Seal Technology Co., Ltd.	– Manufactured with advanced technologies – High durability and performance	– Specific technical parameters not detailed – Limited information on compatibility with all applications	www.jinbondseal.com
Mechanical Seals Manufacturer in China	Cowseal	Mechanical seals for water pumps and centrifugal pumps, including Type 1, Type 21, Grundfos, and Burgmann MG1/MG12/MG13.	– Versatile and durable – Reliable performance and easy installation	– Limited information on specific technical parameters – Potential compatibility issues with certain fluids
Home – YALAN Seals – China Mechanical Seal Standard Maker	YALAN Seals offers a range of mechanical seals including Spring Pusher Seals, Bellow Seals, Paper & Pulp Seals, Mixer & Agitator Seals, Slurry & FGD S…	– High quality and affordable mechanical seals. – Wide range of applications across various industries.	– Specific technical details may vary by product type. – Installation may require specialized knowledge.	yalan-seals.com
China Mechanical Seal Manufacturer, Cartridge Seal Supplier	Lepu Seal	Mechanical seals and cartridge seals manufactured by Lepu Seal, a leading supplier in China since 1998.	– High-quality manufacturing with strict quality control. – Customized solutions available for different industries.	– Limited information on specific technical parameters for each product. – Potentially longer lead times for customized orders.
Chinese seal factory, PU/Rubber/PTFE Seal, Engine seal Supplier …	HOVOO offers a range of sealing products including Piston Seals, Rod Seals, O-rings, Wiper Seals, Rotary Seals, Pneumatic Seals, Guiding Tapes, Seal K…	– High performance and cost-effective products – Free technical support available	– Minimum order quantities may apply – Delivery times can vary	www.hovooseal.com
China Mechanical Seals, Replacement Seals, Seal Spare Parts Factory …	Flowserve VRA Mixers Mechanical Seals, High Quality Auto Water Pump Seals, ALFA LAVAL Replacement Shaft Seal Pump Mechanical Seal, Unbalanced Elastome…	– High quality materials – Wide range of applications	– Specific compatibility may vary – Limited information on technical specifications	www.inseals.com
Top 10 Oil Seal Manufacturers and Suppliers in China (2024)	Oil seals, O-rings, gaskets, and silicone rubber products.	– Customizable solutions – Timely deliveries	– Limited specialization in oil seals – Material compatibility issues	hongjusilicone.com
Car Door Weatherstrips	Car Rubber Door Seals	China Supplier	Car Door weatherstrips are sealing barriers attached to vehicle doors, preventing water, air, dust, and noise from entering the cabin. Made from EPDM…	– Excellent weathering and ozone resistance – High tensile strength and temperature resistance
China Rod Seals, Piston Seals, Piston Rod Seals Suppliers …	High-tech seals for various industries including aerospace, military, and automotive. Key products include Spring Energized Seals, Oil Seals, and Pist…	– Customizable sealing solutions – High production capacity with quick delivery	– Limited information on specific product performance – Potential dependency on imported raw materials	www.sealsdsh.com

Frequently Asked Questions (FAQs)

What types of seals do suppliers in China typically offer?

You can find a wide variety of seals from suppliers in China, including rubber seals, metal seals, silicone seals, and custom-designed seals. These seals are used in various industries such as automotive, aerospace, and manufacturing, ensuring that you can find the right type for your specific needs.

How can I ensure the quality of seals from Chinese suppliers?

To ensure quality, look for suppliers with certifications like ISO 9001. Request samples before placing large orders and consider visiting the factory if possible. Reading reviews and asking for references can also help you gauge their reliability and product quality.

What is the typical lead time for seal production in China?

Lead times can vary based on the complexity of the seals and the supplier’s workload. Generally, you can expect production to take anywhere from 2 to 6 weeks. It’s best to discuss timelines upfront to align your expectations with the supplier’s capabilities.

Are there minimum order quantities (MOQs) for seals?

Yes, many suppliers in China have minimum order quantities, which can range from a few hundred to several thousand units, depending on the type of seal and the supplier. Always check the MOQ before placing an order to ensure it fits your needs.

What are the payment options when ordering seals from China?

Most suppliers offer various payment options, including bank transfers, PayPal, and letters of credit. It’s important to discuss payment terms upfront and choose a method that provides you with security and peace of mind during the transaction.