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JR SEAL
High-Quality Hydraulic Seals Display
Hydraulic Cylinder Seal Kit Hydraulic Cylinder Seal Kit
Hydraulic Cylinder Seal Kit
BOOM ARM BUCKET
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Hydraulic Breaker Seal Kit Hydraulic Breaker Seal Kit
Hydraulic Breaker Seal Kit
Apply to Hydraulic Breaker
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Hydraulic Pump Seal Kit Hydraulic Pump Seal Kit
Hydraulic Pump Seal Kit
Apply to Hydraulic Pump
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Control Valve Seal Kit Control Valve Seal Kit
Control Valve Seal Kit
Apply to Control Valve
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Swing Motor Seal Kit Swing Motor Seal Kit
Swing Motor Seal Kit
Apply to Swing Motor
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JR SEAL
High-Quality Hydraulic Seals Display
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Travel Motor Seal Kit Travel Motor Seal Kit
Travel Motor Seal Kit
Apply to Travel Motor
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Track Adjuster Seal Kit Track Adjuster Seal Kit
Track Adjuster Seal Kit
Apply to Track Adjuster
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Pilot Valve Seal Kit Pilot Valve Seal Kit
Pilot Valve Seal Kit
Apply to Pilot Valve
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Center Joint Seal Kit Center Joint Seal Kit
Center Joint Seal Kit
Apply to Center Joint
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Transmission Seal Kit Transmission Seal Kit
Transmission Seal Kit
Apply to Transmission
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O Ring Kit Box O Ring Kit Box
O Ring Kit Box
Mainly used on rotary center joints
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Dust Seal Dust Seal
Dust Seal
Mainly used in mining with harsh outdoor working conditions, most are use for excavator hydraulic cylinder.
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Buffer Seals Buffer Seals
Buffer Seals
The main function is to buffer the pressure of the hydraulic oil and isolate the high temperature of the hydraulic oil as much as possible.
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O-Ring Series O-Ring Series
O-Ring Series
In excavators, it is generally used for pumps, valves, motors, pipe joints, etc.
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Back-Up Ring Seal Back-Up Ring Seal
Back-Up Ring Seal
Hydraulic Cylinders, Piston Seals/Backup Rings. Mainly play a supporting role.
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Piston Rod Seals Piston Rod Seals
Piston Rod Seals
With V-shaped elastomer to compensate for low pressure conditions.
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Gasket Seals Gasket Seals
Gasket Seals
With V-shaped elastomer to compensate for low pressure conditions.
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Floating Oil Seal Floating Oil Seal
Floating Oil Seal
Walking reducer/Gearbox. Mainly used for sealing gear oil.
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Slide Ring Seals Slide Ring Seals
Slide Ring Seals
The main function is to absorb some impurities of hydraulic oil, and to guide, to increase lubrication.
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Skeleton Oil Seal Skeleton Oil Seal
Skeleton Oil Seal
Walking reducer/Gearbox Mounted on a swivel vertical shaft, Mainly used for sealing gear oil.
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RCV/Remote Control Valve RCV/Remote Control Valve
RCV/Remote Control Valve
Joystick handle
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Seal Coupling Seal Coupling
Seal Coupling
Engine and hydraulic pump connection. The main function is to buffer the engine vibration.
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OEM Seal OEM Seal
OEM Seal
Dumbbell-type static bi-directional seals are an effective alternative to O-rings in heavy-duty applications.
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Excavator Hydraulic Cylinder Seal Kit
Excavator Hydraulic Cylinder Seal Kit
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Construction Equipment Applications
Guangzhou Jiarui Seals Co., Ltd. as a specialized manufacturer of hydraulic seals and seal kits for construction machinery. We focus on the R&D, production, and wholesale of high-precision hydraulic seals suitable for a wide range of equipment, including excavators, loaders, bulldozers, and hydraulic breakers. Our hydraulic seals and seal kits are compatible with the vast majority of mainstream brands on the market, covering global names such as Caterpillar, Komatsu, Hitachi, Kobelco, Volvo, Sumitomo, Kato, Daewoo, Hyundai, JCB, Case, Sany, and XCMG. With an extensive hydraulic seal kits range and precise fitment, we meet the needs of various construction machinery applications, whether for maintenance and repair or OEM supply.
Construction equipment sealing solutions by equipment type and hydraulic component
All Construction Equipment Applications
Explore hydraulic seal kit applications for excavators, loaders, bulldozers, breakers, cranes, and other construction equipment.
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Excavator hydraulic sealing applications by component
Excavator Applications
Hydraulic cylinder seal kits for excavator maintenance and repair.
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Wheel loader sealing applications for cylinders and equipment maintenance
Wheel Loader Applications
Hydraulic seal kits for wheel loader cylinder maintenance and repair.
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Backhoe loader sealing applications for equipment maintenance
Backhoe Loader Applications
Hydraulic cylinder seal kits for backhoe loader maintenance and repair.
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Bulldozer sealing applications for earthmoving equipment
Bulldozer Applications
Hydraulic seal kits for bulldozer cylinders and earthmoving equipment maintenance.
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Hydraulic breaker sealing applications for attachment maintenance
Hydraulic Breaker Applications
Seal kits for hydraulic breaker attachment maintenance and repair.
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Mobile crane sealing applications for lifting equipment maintenance
Mobile Crane Applications
Hydraulic cylinder seal kits for mobile crane maintenance and lifting equipment service.
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20 Years

With 20 years of deep cultivation in the industry

50+

We have our own hydraulic seals factory, R & D team, more than 50 advanced production

8000+ & 10000+

Area 8000+

Spot Varieties 10000+

About JR SEAL
Your Trustworthy Hydraulic Seals Supplier With Its Own Factory
Guangzhou Jiarui Seals Co., Ltd. specializes in engineering machinery seals, hydraulic seals, PTFE seals, ultra-high temperature seals, and PU seals. With our own hydraulic seals factory, R & D team, more than 50 advanced production, area over 8000+ spot varieties 10000+ and testing equipment, as well as the 1S09001:2015 certification, JR Seal has been the leading hydraulic oil seal exporter for more than 10 years. With 20 years of deep cultivation in the industry, its excellent quality and service have become the first choice of many customers, becoming a leader in amounts of hydraulic seals manufacturers, and providing seals for the excavator brand in after-sales market. We look forward to exploring more possibilities with you. Let’s work together to create a better future.
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For more information about JR SEAL, feel free to contact us.
Quality first, delivery on time, support customisation, welcome to contact us！
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JR SEAL Latest News & Blogs
Explore More Seal Kit Information
High-Performance Piston Seals for Heavy-Duty Excavators: SPGW vs. OK Seals
22
Jul
High-Performance Piston Seals for Heavy-Duty Excavators: SPGW vs. OK Seals
Heavy-duty excavators are the workhorses of construction, mining, and demolition, operating under immense pressures and demanding conditions. At the core of their powerful hydraulic cylinders are pist...
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Specialized Sealing Solutions for Agricultural Machinery: Combating Dust and Debris
13
Jul
Specialized Sealing Solutions for Agricultural Machinery: Combating Dust and Debris
Agricultural machinery operates in some of the most challenging environments imaginable. Tractors, harvesters, planters, and sprayers are constantly exposed to abrasive dust, corrosive fertilizers, mo...
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Understanding the Difference Between Static and Dynamic Hydraulic Seals
02
Jul
Understanding the Difference Between Static and Dynamic Hydraulic Seals
In the intricate world of hydraulic systems, seals are indispensable components that prevent fluid leakage, maintain pressure, and protect internal machinery. While all hydraulic seals serve the funda...
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Products
Hydraulic Cylinder Seal Kit Hydraulic Breaker Seal Kit Hydraulic Pump Seal Kit Control Valve Seal Kit Swing Motor Seal Kit Travel Motor Seal Kit Track Adjuster Seal Kit Pilot Valve Seal Kit
Industries
All Construction Equipment Applications Excavator Applications Wheel Loader Applications Backhoe Loader Applications Bulldozer Applications Hydraulic Breaker Applications Mobile Crane Applications
Products
Center Joint Seal Kit Transmission Seal Kit O Ring Kit Box Dust Seal Buffer Seals O-Ring Series Back-Up Ring Seal Piston Rod Seals Gasket Seals Floating Oil Seal Slide Ring Seals Skeleton Oil Seal RCV/Remote Control Valve Seal Coupling OEM Seal Excavator Hydraulic Cylinder Seal Kit
Quick Links
Company Profile Video FAQs Quality Control Blog
Reach Us
Email:
jr@jrsealing.com
Tel:
020-32381126
Add:
Room 807, Building No.7, No.36 Zhuji Road, Tianhe District, Guangzhou, China
A5 Building, Zhucun No.6 Industrial Zone, Tianhe District, Guangzhou, China
GUANGZHOU JIARUI SEALS CO., LTD.
Produce sealing elements for you! Whenever and whatever you need, we can provide the best solution for you.
To Know JR SEAL More
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GUANGZHOU JIARUI SEALS CO., LTD.
Produce sealing elements for you! Whenever and whatever you need, we can provide the best solution for you.
To Know JR SEAL More
Products
Hydraulic Cylinder Seal Kit Hydraulic Breaker Seal Kit Hydraulic Pump Seal Kit Control Valve Seal Kit Swing Motor Seal Kit Travel Motor Seal Kit Track Adjuster Seal Kit Pilot Valve Seal Kit Center Joint Seal Kit Transmission Seal Kit O Ring Kit Box Dust Seal Buffer Seals O-Ring Series Back-Up Ring Seal Piston Rod Seals Gasket Seals Floating Oil Seal Slide Ring Seals Skeleton Oil Seal RCV/Remote Control Valve Seal Coupling OEM Seal Excavator Hydraulic Cylinder Seal Kit
Industries
All Construction Equipment Applications Excavator Applications Wheel Loader Applications Backhoe Loader Applications Bulldozer Applications Hydraulic Breaker Applications Mobile Crane Applications
Quick Links
Company Profile
Video FAQs Quality Control Blog
Reach Us
Room 807, Building No.7, No.36 Zhuji Road, Tianhe District, Guangzhou, China
A5 Building, Zhucun No.6 Industrial Zone, Tianhe District, Guangzhou, China
jr@jrsealing.com 020-32381126
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