Hydraulic cylinder DAS Piston Seal
KDAS compact seals are used as piston seal for double acting cylinders at maximum 400bar.
KDAS has a NBR ring, having 3 sealing lips, in the middle: 2 polyester elastomer back-up rings used fordecreasing permissible gap in both sides:
2 POM rings as guide besides them. As seen in the design, sealingoperation is carried out by NBR ring.
Standard Sizes of DAS Piston seals
| Size(mm) | Size(mm) | Size(mm) | Size(mm) | Size(mm) |
| 20×11×17.7 | 45×29×31.1 | 75×59×26.7 | 125×100×38.1 | 160×135×44.4 |
| 22×13×17.7 | 45×31×20.7 | 80×60×35.1 | 125×103×36.7 | 160×138×36.7 |
| 22×16×17.7 | 45×35×29.1 | 80×62×29.7 | 125×108×40.9 | 165×140×44.4 |
| 25×15×20 | 50×34×31.1 | 80×66×32.9 | 130×105×44.4 | 170×145×50.8 |
| 25×15×20.5 | 50×34×26.7 | 80×66×22.5/5.2 | 130×105×38.1 | 170×148×36.7 |
| 25×15×29.1 | 50×38×28.9 | 85×65×35.1 | 130×113×40.9 | 175×150×50.8 |
| 25×16×17.7 | 55×39×31.1 | 90×70×35.1 | 135×110×38.1 | 180×150×48.1 |
| 28×19×17.7 | 55×39×26.7 | 90×72×29.7 | 135×110×44.4 | 180×155×50.8 |
| 30×21×17.7 | 56×40×26.7 | 90×76×32.9 | 140×115×44.4 | 185×160×50.8 |
| 32×20×29.1 | 60×44×31.1 | 95×75×35.1 | 140×115×38.1 | 190×165×50.8 |
| 32×22×29.1 | 60×44×26.7 | 100×75×35.1 | 140×118×36.7 | 195×170×50.8 |
| 32×22×20.7 | 60×48×28.9 | 100×80×38.1 | 140×123×40.9 | 200×175×50.8 |
| 32×24×21.9 | 63×47×31.1 | 100×82×29.7 | 145×120×38.1 | 210×185×50.8 |
| 35×25×29.1 | 63×47×26.7 | 100×86×32.9 | 145×120×44.4 | 220×190×48.1 |
| 35×25×20.7 | 63×47×32.1 | 105×80×35.1 | 150×125×44.4 | 220×195×50.8 |
| 40×24×31.1 | 63×51×28.9 | 110×85×35.1 | 150×125×38.1 | 230×205×50.8 |
| 40×26×20.7 | 65×49×26.7 | 110×92×29.7 | 150×128×36.7 | 240×215×50.8 |
| 40×30×29.1 | 65×50×31.1 | 110×96×32.9 | 150×133×40.9 | 250×220×48.1 |
| 40×30×20.5 | 70×50×35.1 | 115×90×35.1 | 155×130×44.4 | 250×225×50.8 |
| 40×30×20.5 | 70×54×26.7 | 115×97×29.7 | 155×130×38.1 | 290×265×50.8 |
| 40×32×21.9 | 70×58×28.9 | 120×95×35.1 | 160×130×44.4 | 320×295×50.8 |
| 42×28×20.7 | 75×55×35.1 | 120×106×32.9 | 160×130×38.1 | 360×335×50.8 |
Contact: Betty Huang
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E-mail: diseals@aliyun.com
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Add: No. 8, Wuxia South Third Street, QiaotouTown,City:Dongguan,Province:Guangdong,China.Post code:523540
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