DMS SEALS TECHNOLOGY CO.,LIMITED
The Professional Sealing Solution Supplier(O Ring Suppliers & Oil Seal Manufacturers).
DMS Seals - Hydraulic Seals and Oil Ring Seals Manufacturer & Supplier
| Rod Diameter | Groove Diameter | Groove Width | Bore Diameter | Radius | Step Width | 
| d f8/h9 | D H9 | L+0.2 | D1±0.1 | R | a | 
| 20-39.9 | d+7.6 | 4.2 | d+1.0 | 0.4 | 3.0 | 
| 40-69.9 | d+8.8 | 6.3 | d+1.5 | 1.0 | 3.0 | 
| 70-139.9 | d+12.2 | 8.1 | d+2.0 | 1.2 | 4.0 | 
| 140-399.9 | d+16.0 | 11.5 | d+2.0 | 2.0 | 5.0 | 
| 400-649.9 | d+24.0 | 15.5 | d+2.5 | 2.5 | 8.0 | 
| 650-999.9 | d+27.3 | 18.0 | d+2.5 | 2.5 | 10.0 | 
Application and properties
For a wide range of applications, such as agricultural machinery, injection molding machines, forklifts, cranes and so on. Consisting of a sealing ring and two O-Rings for improving overall tightness, low friction, non stick slip phenomenon, good adjustment and positioning ability, high reliability, accepting the full load of work pressure in a short time.
Standard materials
Sealing ring: filled PTFE / PU
O-Ring: NBR / FKM
| Working Conditions | ||||
| Diameter Range | Pressure Range | Temperature Range | Speed | Medium | 
| 3-1600mm | -36℃+200℃ | 5 m/s | hydraulic oil, flame retardant liquid, water and others | |
| d f8 | D H9 | H | L+0.2 | Order No. | 
| 20 | 27.6 | 4.0 | 4.2 | DPT1-20*27.6*4.2 | 
| 30 | 37.6 | 4.0 | 4.2 | DPT1-30*37.6*4.2 | 
| 36 | 43.6 | 4.0 | 4.2 | DPT1-36*43.6*4.2 | 
| 45 | 53.8 | 6.0 | 6.3 | DPT1-45*53.8*6.3 | 
| 56 | 64.8 | 6.0 | 6.3 | DPT1-56*64.8*6.3 | 
| 65 | 73.8 | 6.0 | 6.3 | DPT1-65*73.8*6.3 | 
| 80 | 92.2 | 7.7 | 8.1 | DPT1-80*92.2*8.1 | 
| 95 | 107.2 | 7.7 | 8.1 | DPT1-95*107*8.1 | 
| 110 | 122.2 | 7.7 | 8.1 | DPT1-110*122*8.1 | 
CONTACT US
TEL: +86-757-86235767
Contact Person: Teresa Chen
E-mail:
dms@dmsseals.com
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