Company Advantages1. Owing to its elegant look and sturdy design, these sets are highly in demand amongst our customers.
2. Dms Seals Technology Co.,limited works hard to make the quality and performance of piston seals products more in line with the needs of customers. Seal we produced has applications in a wide range of fields
3. High-end talents and advanced technology have enabled DMS
o-ring seal quality to reach the industry's leading level. hydraulic piston seals,pneumatic piston seals is well accepted in abroad market mainly because of its hydraulic piston seals sizes.
4. hydraulic piston seals produced by our advanced technology guarantees the long lifespan of o-ring seal. We have developed solutions of the sealing of special working condition
5. Our piston seals require low maintenance and are available at market competitive prices. The high pressure seals have strong wear resistance to hard conditions
Installation Recommendation
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Installation Sizes
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.
Sealing ring: filled PTFE
O-Ring: NBR / FKM
Working Conditions
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 |
Installation Dimensions
Bore Dia. | Groove Dia. | Groove Width | Order No. |
D H8 | d h8 | L+0.2 |
55
60
70 | 40
45
55 | 10
10
10 | GSF-W55*40*10
GSF-W60*45*10
GSF-W70*55*10 |
80
90
100 | 60
70
80 | 10
10
10 | GSF-W80*60*10
GSF-W90*70*10
GSF-W100*80*10 |
110
115
120 | 90
95
100 | 10
10
10 | GSF-W110*90*10
GSF-W115*95*10
GSF-W120*100*10 |
130
140
150 | 110
120
125 | 10
10
12.5 | GSF-W130*110*10
GSF-W140*120*10
GSF-W150*125*12.5 |
160
165
170 | 135
140
145 | 12.5
12.5
12.5 | GSF-W160*135*12.5
GSF-W165*140*12.5
GSF-W170*145*12.5 |
180
185
190 | 155
160
165 | 12.5
12.5
12.5 | GSF-W180*155*12.5
GSF-W185*160*12.5
GSF-W190*165*12.5 |
200
205
210 | 175
180
185 | 12.5
12.5
12.5 | GSF-W200*175*12.5
GSF-W205*180*12.5
GSF-W210*185*12.5 |
215
220
225 | 190
195
200 | 12.5
12.5
12.5 | GSF-W215*190*12.5
GSF-W220*195*12.5
GSF-W225*200*12.5 |
230
240
245 | 205
215
215 | 12.5
12.5
15 | GSF-W230*205*12.5
GSF-W240*215*12.5
GSF-W245*215*15 |
Company Features1. Dms Seals Technology Co.,limited gathers industry elites to produce the best piston seals. - Our professional technician strictly operate machines to ensure its normal operation and produce high quality hydraulic piston seals.
2. To meet customer's requirements, DMS Seal Manufacturer always keeps the innovative technology to produce o-ring seal.
3. Dms Seals Technology Co.,limited boasts its advanced production technology. - We can customize solutions to making piston seals for your own pneumatic piston seals use.