High-Quality PU Piston Seals for Industrial Applications From China Pru
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Product Highlights
- High Abrasion Resistance: Polyurethane material offers superior wear resistance for high-pressure industrial applications.
- Customizable Options: Available in Red or Green colors, and any sizes can be made to meet specific requirements.
- Certified Quality: Manufactured under ISO9001 and SGS certified standards ensuring high quality and reliability.
- Fast Delivery: Standard delivery time is 3-5 working days, with 2 days for in-stock items.
- Large Supply Capacity: Monthly supply ability of 5,000,000 pieces ensures consistent availability for bulk orders.
- OEM/ODM Service: Manufacturer offers full customization, minor customization, and flexible design services.
- Versatile Application: Suitable for hydraulic & pneumatic systems using mineral oil, water, air, and other media.
Product Attributes
- Customization
- Available
- Material
- PU
- Application
- Cylinder
- Model NO.
- PRU
- Type
- Shaft Seal
- Performance
- High Pressure
- Shape
- Y-Ring
- Standard
- Standard, Nonstandard
- Color
- Red,Green
- Size
- Any Sizes Can Be Made
- Certificate
- ISO9001, SGS
- Business Type
- Manufucturer
- Sample
- Available
- Bands
- Def
- Deliver Time
- 3-5 Working Days
- Transport Package
- Plastic Film Inner& Outer Carton
- Specification
- SGS, ISO 9001
- Trademark
- DEF
- Origin
- Guangdong, China
- HS Code
- 848490
- Production Capacity
- 500.000PCS/Month
- Package Size
- 21.00cm * 21.00cm * 11.00cm
- Package Gross Weight
- 1.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High-Quality PU Piston Seals for Industrial Applications From China Pru
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Product Description
Polyurethane seals is one of the most commonly used elastomer in most of the industries, when high levels of abrasion are present. This abrasion resistance is combined with high load & impact bearing capabilities that make polyurethane the material of choice for a number of machines and other engineering products.
PU seal: hydraulic & pneumatic seals like piston seals, rod seals & wiper seal are available in all standard sizes. We also supply non-standard size and extra big size polyurethane seals.Technical Data
Pressure [MPa] 40
Temperature [° C] -20...+100
Sliding speed[m/s] 0.5
Medium: Mineral oil based hydraulic fluids, barely flammable hydraulic fluids, water, air and others.
| MOQ(Pcs) | 5 |
| FOB | FOB Shenzhen |
| Method of payment | T/T (bank account, paypal,western union) |
| Delivery time | 5 to 7 working days, 2 days for in stock |
| Supply ability | 5000000Pcs/Month |
| Packaging | plastic film for inner packaging and cartons for outer packaging |
| Export market | South Asia, Southest Asia, Europe, South America, North America, Africa, Middle East, Australia |
The series is in conformity with ISO 7425/I, GB/T15242.1 and GB/T15242.3

| Range of d mm | D mm |
HA | HB | h | R1≤ | C≥ |
| 20-50 | d+8 | 5 | 7 | 4 | 0.4 | 3 |
| 20-150 | d+6 | 6 | 8 | 5 | 0.2 | 3 |
| 20-50 | d+8 | 6 | 8 | 5 | 0.4 | 3 |
| 20-150 | d+10 | 6 | 8 | 5 | 0.8 | 3.5 |
| 20-50 | d+8 | 7 | 9 | 6 | 0.4 | 3 |
| 20-150 | d+10 | 7 | 9 | 6 | 0.8 | 3.5 |
| 20-50 | d+10 | 8 | 10 | 7 | 0.8 | 3.5 |
| 20-100 | d+8 | 9 | 11 | 8 | 0.4 | 3 |
| 20-100 | d+10 | 9 | 11 | 8 | 0.8 | 3.5 |
| 20-100 | d+12 | 9 | 11 | 8 | 0.8 | 3.5 |
| 20-100 | d+13 | 9 | 11 | 8 | 0.8 | 3.5 |
| 20-150 | d+15 | 9 | 11 | 8 | 1.2 | 5 |
| 20-200 | d+12 | 10 | 12 | 9 | 0.8 | 3.5 |
| 20-200 | d+15 | 10 | 12 | 9 | 1.2 | 5 |
| 20-200 | d+10 | 11 | 13 | 10 | 0.8 | 3.5 |
| 20-200 | d+15 | 11 | 13 | 10 | 1.2 | 5 |
| 20-200 | d+20 | 11 | 13 | 10 | 1.2 | 5 |
| 20-200 | d+10 | 13 | 15 | 2 | 0.8 | 3.5 |
| 20-250 | d+15 | 13 | 15 | 12 | 1.2 | 5 |
| 20-250 | d+20 | 13 | 15 | 12 | 1.2 | 5 |
| 20-250 | d+25 | 13 | 15 | 12 | 1.6 | 7 |
| 100-250 | d+15 | 17 | 20 | 15 | 1.2 | 5 |
| 50-350 | d+20 | 17 | 20 | 15 | 1.2 | 5 |
| 20-250 | d+25 | 17 | 20 | 15 | 1.6 | 7 |
| 20-250 | d+30 | 17 | 20 | 15 | 2.4 | 8 |
| 100-300 | d+20 | 18 | 21 | 16 | 1.2 | 5 |
| 50-300 | d+25 | 18 | 21 | 16 | 1.6 | 7 |
| 50-300 | d+20 | 20 | 23 | 18 | 1.2 | 5 |
| 50-300 | d+25 | 20 | 23 | 18 | 1.6 | 7 |
| 100-300 | d+30 | 20 | 23 | 18 | 2.4 | 8 |
| 150-400 | d+30 | 24 | 27 | 22 | 2.4 | 8 |





About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR252753". Items marked "" are certified.
Company Profile
Guangdong DEF Seals Solutions Co., Ltd. is a leading seals original manufacturer carrying with more than 20 years professional experience, focus on full series hydraulic seals and PTFE component seals, which including guide rings and Spring Energized Seals, as well as CMRD (Custom Made, Rapid Delivery) urethane and rubber seals.
As a high-performance seals maker, DEF Seals Solutions operates a state of the art manufacturing facility, including 10, 000 sq. Meters workshop, 1, 000 sq. Meters stable temperature/humidity PTFE workshop, CNC machine, NC sinter, 2000T press, NC urethane casting machine and exclusive urethane vertical NC lathe, which machining range up to 1500 mm. These have given us a leading edge in the sealing industry.
DEF Seals Solutions has developed to be one of the largest sealing maker and to supply all facets of industry from construction machine to large OEM's.
DEF Seals Solutions received ISO 9001 certification which allows us to support the growing and ever changing customer demand with supplying high quality products and service across the world.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory
- Address
- Dinghao Automation Incubators, Jinfu Road 17, Liaobu Town, Dongguan, Guangdong, China
-
Plant Area
- 5600 square meters
-
Number of Employees
- 135
-
Registered Capital
- 5,000,000 RMB
-
Terms of Payment
- LC, T/T, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, EXW, CFR
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays, one month -
Nearest Port
- Shenzhen Port
-
Minimum Order Quantity
- 10 Pcs
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
-
Main Products
- Seal, PTFE Strip, U Cup, Spring Energized, Urethane Seals, Guide Ring, PU Seals, Hydraulic Seals, Seals, CNC Lathe Cut Seals
-
Production Lines
- 5
-
Production Machines
- Pressing Machine, Oven, CNC Machine, Lathe, Milling Machine, 2D Measuring Instrument, Nitrogen Gas Spring Testing Machine, High And Low Temperature Testing Chamber, Salt Spraying Test Machine, Reciprocating Testing Machine, Friction Testing Machine, Tensile Tester, Cooper Powder Particle Size Distribution Analyzer, Cooper Powder Tap Density Tester
-
QA/QC inspectors
- 11 people
-
Inspection Type for Finished Products
- Random inspection(Function inspection & Visual inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Full Customization, Customization from Designs, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 12 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2004-02-13
-
Export Year
- 21 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 6
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- Yes
FAQ
- What is the minimum order quantity (MOQ)?
- The minimum order quantity is 5 pieces.
- What is the delivery time for orders?
- The general delivery time is 5 to 7 working days. For items in stock, delivery takes only 2 days.
- What payment methods are accepted?
- We accept T/T (bank account), PayPal, and Western Union.
- Can the seals be customized?
- Yes, we offer customization options including specific colors (Red, Green) and any sizes can be made.
- What is the maximum pressure rating?
- The seals can withstand high pressure up to 40 MPa.
- What certifications does the product have?
- The product is certified with ISO9001 and SGS.
- What is the monthly supply capacity?
- The supply ability is 5,000,000 pieces per month.
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