PU(PUR,Polyurethane) seal
1.PU seal is mainly used in oil cylinder, can be easily fixed and scrape the dust and dirt off the piston.
2.PU seal has good mechanical,wear-proof and oil-proof property ,most frequently used in hydraulic oil cylinder with medium and high pressure.
3.U-Ring is the most frequently used seal in hydraulic cylinder . It's typical lip seal , which is able to gain good seal effect no matter in piston or piston rod .
4.PU seals are the most important parts for Hydrodynamic system . It may produce and put a lot power with an extremely small motor,which can activate heavyduty machinery.
5.PU seals working in a reciprocating motion.
| Product name | QY PU seal |
| Material | PU, etc. |
| Hardness | 70-90 shoreA |
| Temperature | -35…+120 degree centigrade |
| Color | Transparent, Green, Blue, Light Yellow, etc |
| Size | stand size or customized size |
| Medium | hydraulic oil, flame retardant oil, water, gas |
| Advantages | 1.Excellent wear resistance 2 is not sensitive to impact loads and pressure peaks 3. High extrusion resistance 4. Low permanent compression deformation 5 suitable for harsh working conditions 6 easy to install |
| Application | automobile, motorcycle, industry, agricultural machinery, truck, buses, trailers, exercise equipment. |
| Resistance | Oil, abrasion, solvent,weather |
| Package | Inner plastic bag/outside carton |
| Certificate | ISO-9001:2000, ISOTS16949 |
PY QY type Rod Seal
| ITEM | d×D×H | ITEM | d×D×H | ITEM | d×D×H |
| QYD 20×4 | 20×12×8 | QYD 35×4 | 35×27×8 | QYD 56×4 | 56×48×8 |
| QYD 22×4 | 22×14×8 | QYD 40×4 | 40×32×8 | QYD 60×5 | 60×50×12 |
| QYD 25×4 | 25×17×8 | QYD 45×4 | 45×37×8 | QYD 60×6 | 60×48×12 |
| QYD 30×4 | 30×22×8 | QYD 50×4 | 50×42×8 | QYD 63×5 | 63×53×12 |
| QYD 32×4 | 32×24×8 | QYD 55×1 | 55×47×8 | QYD 63×6 | 63×51×12 |
| QYD 70×5 | 70×60×12 | QYD 125×6 | 125×113×12 | QYD 190×7.5 | 190×175×16 |
| QYD 70×6 | 70×58×12 | QYD 130×5 | 130×120×12 | QYD 190×8 | 190×174×16 |
| QYD 80×5 | 80×70×12 | QYD 130×6 | 130×118×12 | QYD 200×7.5 | 200×185×16 |
| QYD 80×6 | 80×68×12 | QYD 140×5 | 140×130×12 | QYD 200×8 | 200×184×16 |
| QYD 90×5 | 90×80×12 | QYD 140×6 | 140×128×12 | QYD 250×7.5 | 250×235×16 |
| QYD 90×6 | 90×78×12 | QYD 150×5 | 150×140×12 | QYD 250×8 | 250×234×16 |
| QYD 100×5 | 100×90×12 | QYD 150×6 | 150×138×12 | QYD 300×7.5 | 300×285×16 |
| QYD 100×6 | 100×88×12 | QYD 160×5 | 160×150×12 | QYD 300×8 | 300×284×16 |
| QYD 110×5 | 110×100×12 | QYD 160×6 | 160×148×12 | QYD 320×7.5 | 320×305×16 |
| QYD 110×6 | 110×98×12 | QYD 170×7.5 | 170×155×16 | QYD 320×8 | 320×304×16 |
| QYD 120×5 | 120×110×12 | QYD 170×8 | 170×154×16 | QYD 400×10 | 400×380×20 |
| QYD 120×6 | 120×108×12 | QYD 180×7.5 | 180×165×16 | | |
| QYD 125×5 | 125×115×12 | QYD 180×8 | 180×164×16 | | |
PU QY Shaft seals
| ITEM | d×D×H | ITEM | d×D×H | ITEM | d×D×H |
| Qyd 12×4 | 12×20×8 | Qyd 50×5 | 50×60×12 | Qyd 100×5 | 100×110×12 |
| Qyd 14×4 | 14×22×8 | Qyd 50×6 | 50×62×12 | Qyd 100×6 | 100×112×12 |
| Qyd 16×4 | 16×24×8 | Qyd 56×5 | 56×66×12 | Qyd 110×5 | 110×120×12 |
| Qyd 18×4 | 28×26×8 | Qyd 56×6 | 56×68×12 | Qyd 110×6 | 110×122×12 |
| Qyd 20×4 | 20×28×8 | Qyd 60×5 | 60×70×12 | Qyd 125×5 | 125×135×12 |
| Qyd 22×4 | 22×30×8 | Qyd 60×6 | 60×72×12 | Qyd 125×6 | 125×137×12 |
| Qyd 25×4 | 25×33×8 | Qyd 63×5 | 63×73×12 | Qyd 140×5 | 140×150×12 |
| Qyd 28×4 | 28×36×8 | Qyd 63×6 | 63×75×12 | Qyd 140×6 | 140×152×12 |
| Qyd 30×4 | 30×38×8 | Qyd 70×5 | 70×80×12 | Qyd 160×7.5 | 160×175×16 |
| Qyd 32×4 | 32×40×8 | Qyd 70×6 | 70×82×12 | Qyd 160×8 | 160×176×16 |
| Qyd 35×4 | 35×43×8 | Qyd 80×5 | 80×90×12 | Qyd 180×7.5 | 180×195×16 |
| Qyd 36×4 | 36×44×8 | Qyd 80×6 | 80×92×12 | Qyd 180×8 | 180×196×16 |
| Qyd 40×4 | 40×48×8 | Qyd 90×5 | 90×100×12 | Qyd 200×7.5 | 200×215×16 |
| Qyd 45×4 | 45×53×8 | Qyd 90×6 | 90×102×12 | Qyd 200×8 | 200×216×16 |
This is the part list of QY type PU seal, more dimensions pls contact us.
Our Advantages
1. Available material: NBR, HNBR, EPDM, ACM, Silicone, (FKM), etc. Wide range of material is available.
2. All manufacturing processes confirm to the ISO-9001:2000 system, ISO/TS 16949.
3. Excellent chemical and physical property, excellent in oil resistant, high/low temperature-resistant, wearing-resistant, oil-resistant, dust-resistant.
4. Custom: design and manufacture complete sets of rubber parts based on customer's requirements, any specification is welcome according to your requirements.
5. Available in various sizes and colors.
6. State standard and non-state standard sizes available.
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Blue Hydraulic Rod Seals / Pu Rubber Oil Seal QY Type Oil Resistance Images
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