Description-J type Dust Seal:
Ja Type PU Dust Wiper Seal
Name: Dust Wiper Seal
Material: PU/Polyurethane
Type: JA
J wiper is a sealing element which used in hydraulic applications to obstruct all kinds of negative foreign particles to go into the cylinders. Standardized with the material of high performance PU 90±2 Shore A.
Dust proof for rod in air cylinder under reciprocating movements or exposed valve rod.
J/Ja /Jb is used as dust proof for piston rod in air in air cylinder under reciprocating movements or exposed valve rod.
Product Description:
Polyurethane has good mechanical properties, excellent wear resistance, excellent oil resistance, low compression permanent
deformation, deformation resistance and dynamic load capacity is very good, so is the most commonly used and high hydraulic
cylinder sealing material.Compared with rubber, polyurethane has better abrasion resistance, mechanical strength and longer
service life.
Quality assurance:
a. Our seal is manufactured utilizing the reliable raw material and sophisticated techniques.
b. Due to high demand,our seals are available in different specifications that meet on clients demand.
c. we strictly enforce the ISO9001 2000 quality management system on each production process.In addition, Experts also
check the quality of these products on varied industry parameters.
d. There are strict inspections before shipping to you.
Fearture:
a. Precise sizes
b. Custom-design
c. Easy to use
d. Durability
e. Reliable in work
f. Sturdy construction
Different Type Rotary Shaft Oil Seal
Different Type Rotary Shaft Oil Seal | ||||
Type | Material | Lip | Spring | Feature |
TC | NBR & FKM | Double Lips | Single | Metal Coverd Rubber |
TB | NBR | Double Lips | Single | Metal Case |
TA | NBR | Double Lips | Single | Metal Case |
SC | NBR & FKM | Single | Single | Double Metal Shell |
SB | NBR | Single | Single | Metal Case |
SA | NBR | Single | Single | Double Metal Shell |
DC | NBR | Double Lips | Double | Double Springs |
VC | NBR & FKM | Single | Without | Metal Coverd Rubber |
VB | NBR | Single | Without | Metal Case |
TCV | NBR | Double Lips | Single | High Pressure |
TCN | NBR | Double Lips | Single | High Pressure |
PTFE | PTFE | Single & Double Lips | Without | Stainless steel |
HTCL | NBR & FKM | Double Lips | Single | Inside thread L |
HTCR | NBR & FKM | Double Lips | Single | Inside thread R |






Production equipment: includes vacuum vulcanizing machines, large-scale flat vacuum vulcanizing machines,
rubber machines, CNC machine tools, temperature-controlled ovens, and detectors.
Application High-pressure hydraulic seal auto rubber oil seal:
1. Fluid system (static & dynamic)
2. Hydraulic system (dynamic)
3. Pneumatic system (dynamic)
4. Oil or grease media sealing
5. Water media sealing
6. automobile, motorcycle, industry, agricultural machinery, truck, buses, trailers,
exercise equipment.
DLseals standard sizes of Galvanized Copper Washers metal gaskets Dowty seals Bonded Seals
Our sealing products factory is located in Hangzhou City, zhejiang Province. Founded in 2014, the company is a comprehensive sealing enterprise integrating sealing design, R & D, production, agency, storage and sales. The company has seven companies and three field engineers who have been engaged in the sealing industry for some years. Excellent sealing design and development capability, advanced processing equipment and technology, high-quality imported raw materials (hydraulic reciprocating seal) and skeleton rotary seal; Products are widely used in: hydraulic and pneumatic construction machinery. Petrochemical Machinery and electronics. Electricity. Shipbuilding. papermaking. Coal mine pump valve and other fields
Our main products are: O-ring, X-ring, Y-ring, D-rings, rubber flat washer, ED rings, rubber strips, rubber ball, all kinds of skeleton oil seal, glyd ring and stepseal, polyurethane oilseal, pneumatic seals and Mechanical Seal all kinds of rubber parts for the design according to customer request.






We are manufacturer.We are based in Hangzhou, China, start from 2010,sell to Domestic Market(33.00%),North America(15.00%),South America(10.00%),Western Europe(8.00%),Eastern Europe(6.00%),Souther Europe(6.00%),Southeast Asia(5.00%),Mid East(5.00%),Northern Europe(5.00%),Oceania(2.00%),South Asia(2.00%),Africa(00.00%),Eastern Asia(00.00%),Central America(00.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production; Always final Inspection before shipment;
3.what can you buy from us?
PTFE Seals/Oil Seals/O Rings/Rubber Seals/Plastic Seals/Mechanical Seal/O-RING/ RING Seals.
4. why should you buy from us not from other suppliers?
5. How long is your delivery time?
6.Do you provide samples ?
Spoken:English,Chinese,Japanese
For more information, please contact us. We look forward to your arrival