Product Comparison
's Oil Seal Manufacturer has more advantages over similar products in terms of technology and quality.
Company Advantages1. hydraulic rod seals design ensures that rod seals can permanently keep high performance. High-end talents and advanced technology have enabled DMS
o-ring seal quality to reach the industry's leading level
2. Only those that pass the rigorous quality tests will go to the marketplace. The R&D teams have the ability to design and develop seals for various of complicated working condition of sealing system
3. It is manufactured under the strict quality contril of our factory. DMS o-ring seal has advanced machines and equipment for its production
4. DMS Seals provides professional design and production of high-grade o-ring seals. developing DMS Seal Manufacturer needs the support of professional customer service.
5. DMS Seals takes the lead in grasping the development trend of the industry. DMS Seal Manufacturer has been always devoting itself into providing the best service for customers.
Installation Recommendation
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Installation Sizes
Rod Diameter | Outer Diameter | Groove Width | Install Chamfer | Radius | Radial Clearance S max. |
d f8 | D H8 | L+0.2 | L1 | R1 | 10MPa | 20MPa | 40MPa |
50-69.9 | d+15.0 | 7.5 | 5.0 | 0.4 | 0.5 | 0.4 | 0.3 |
70-149.9 | d+20.0 | 10.1 | 6.0 | 0.4 | 0.7 | 0.5 | 0.4 |
200-244.9 | d+25.0 | 12.5 | 8.5 | 0.4 | 0.8 | 0.6 | 0.5 |
245-519.9 | d+30.0 | 15.0 | 10.0 | 0.8 | 0.9 | 0.7 | 0.6 |
520-769.9 | d+35.0 | 17.5 | 13.0 | 1.2 | 1.0 | 0.8 | 0.7 |
770-1500 | d+40.0 | 20.0 | 15.0 | 1.2 | 1.0 | 0.8 | 0.7 |
Application and properties
Applied for larger diameter piston rods and heavy-duty hydraulic rod sealing system in hard working conditions. High pressure resistance, excellent resistance to gap extrusion, wear-resisting.
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, gas |
Installation Dimensions
Rod Dia. | Outer Dia. | Groove Width | Order No. |
d f8 | D H8 | L+0.2 |
50
60
70 | 65
75
85 | 7.5
7.5
7.5 | GSJ-W50*65*7.5
GSJ-W60*75*7.5
GSJ-W70*85*7.5 |
75
80
100 | 95
100
120 | 10
10
10 | GSJ-W75*95*10
GSJ-W80*100*10
GSJ-W100*120*10 |
110
115
120 | 130
135
140 | 10
10
10 | GSJ-W110*130*10
GSJ-W115*135*10
GSJ-W120*140*10 |
130
140
145 | 150
160
165 | 10
10
10 | GSJ-W130*150*10
GSJ-W140*160*10
GSJ-W145*165*10 |
150
160
170 | 170
180
190 | 10
10
10 | GSJ-W150*170*10
GSJ-W160*180*10
GSJ-W170*190*10 |
175
180
200 | 195
200
220 | 10
10
10 | GSJ-W175*195*10
GSJ-W180*200*10
GSJ-W200*220*10 |
230
240
250 | 255
265
275 | 12.5
12.5
12.5 | GSJ-W230*255*12.5
GSJ-W240*265*12.5
GSJ-W250*275*12.5 |
260
265
270 | 285
290
295 | 12.5
12.5
12.5 | GSJ-W260*285*12.5
GSJ-W265*290*12.5
GSJ-W270*295*12.5 |
280
290
300 | 305
315
325 | 12.5
12.5
12.5 | GSJ-W280*305*12.5
GSJ-W290*315*12.5
GSJ-W300*325*12.5 |
Company Features1. Focusing on rod seals commerce, DMS Seal Manufacturer has gradually gained its reputation among customers.
2. The basic requirement for DMS Seal Manufacturer to maintain relies on the quality assurance of hydraulic rod seals.
3. Moreover, offered O Ring Manufacturers are wider in size. Customers can avail these o-ring seal at genuine cost.