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
| Bore Diameter | Groove Diameter | Groove Width | Radius | Radial Clearance S max. | |||
| D H8 | d h8 | L1+0.2 | R1 | 16MPa | 26MPa | 32MPa | 40MPa | 
| 55.0-149.9 | D-10.0 | 10.0 | 0.4 | 0.60 | 0.50 | 0.40 | 0.40 | 
| 150.0-244.9 | D-12.5 | 12.5 | 0.4 | 0.75 | 0.65 | 0.55 | 0.50 | 
| 245.0-500.0 | D-15.0 | 15.0 | 0.8 | 0.75 | 0.65 | 0.55 | 0.50 | 
| 500.1-760.0 | D-17.5 | 17.5 | 1.2 | 0.75 | 0.65 | 0.55 | 0.50 | 
| 760.1-999.9 | D-20.0 | 20.0 | 1.2 | 0.80 | 0.70 | 0.60 | 0.55 | 
| ≧1000 | D-20.0 | 20.5 | 1.2 | 0.80 | 0.70 | 0.60 | 0.55 | 
Application and properties
Applied to the hydraulic cylinder of heavy machinery and metallurgical equipment. Pressure resistance and corrosion resistance are strong, good thermal conductivity,structure anti-distortion, low friction, no crawling phenomenon.
Standard materials
Sealing ring: filled PTFE
O-Ring: NBR / FKM
| Working Conditions | ||||
| Diameter Range | Pressure Range | Temperature Range | Speed | Medium | 
| 3-1600mm | 0-60MPa | -30℃+100℃ | 5 m/s | hydraulic oil, flame retardant liquid, water and others | 
| Bore Dia. | Groove Dia. | Groove Width | Order No. | 
| D H8 | d h8 | L+0.2 | |
| 55 | 40 | 10 | GSF-W55*40*10 | 
| 80 | 60 | 10 | GSF-W80*60*10 | 
| 110 | 90 | 10 | GSF-W110*90*10 | 
| 130 | 110 | 10 | GSF-W130*110*10 | 
| 160 | 135 | 12.5 | GSF-W160*135*12.5 | 
| 180 | 155 | 12.5 | GSF-W180*155*12.5 | 
| 200 | 175 | 12.5 | GSF-W200*175*12.5 | 
| 215 | 190 | 12.5 | GSF-W215*190*12.5 | 
| 230 | 205 | 12.5 | GSF-W230*205*12.5 | 
CONTACT US
TEL: +86-757-86235767
Contact Person: Teresa Chen
E-mail:
dms@dmsseals.com
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