Company Advantages1. The piston seals facility can pneumatic piston seals and you can specify hydraulic piston seals sizes.As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
2. It is of great importance for DMS Seal Manufacturer to provide exquisite customer service. High-end talents and advanced technology have enabled DMS 
o-ring seal quality to reach the industry's leading level
3. hydraulic piston seals is highly reliable in performance and thus is widely demanded around the world. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management
4. This powerful unit is perfect for hydraulic piston seals. DMS Seal manufacturer provides good quality and competitive price hydraulic seals.
5. Seal we produced has applications in a wide range of fields. The robust o-ring seal,hydraulic cylinder piston seals with patented hydraulic piston seals suppliers technology is resistant to rubber piston seals..
Installation Recommendation
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Application and properties
Suitable for seals of pistons and plungers, tandem seals for a variety of liquid applications are internal seals. Before installation, the sealing lip is protruded outwards, and the cylinder liner is pressed tightly after installation to provide elasticity for the wear ring, excellent sealing results can be achieved even in the absence of pressure. It can separate the liquid on both sides of the sealing ring, so it is also suitable for the sealing of the oil chamber, and the invasion of other liquids can be prevented. High wear resistance, low friction, no crawling phenomenon.
Sealing ring: filled PTFE
Elastomer: NBR / PU
Working Conditions
| Working  Conditions | 
| Diameter Range | Pressure Range | Temperature Range | Speed | Medium | 
| 3-1600mm | 0-25MPa | -30℃+100℃ | 1 m/s | hydraulic oil, flame retardant liquid, water and others | 
Installation Dimensions
| D H8 | d h9 | H | L+0.2 | e | Order No. | 
| 4045
 50
 | 3035
 40
 | 1515
 15
 | 1616
 16
 | 77
 7
 | DDMA40*30*16DDMA45*35*16
 DDMA50*40*16
 | 
| 5663
 65
 | 4653
 55
 | 1515
 15
 | 1616
 16
 | 77
 7
 | DDMA56*46*16DDMA63*53*16
 DDMA65*55*16
 | 
| 7075
 80
 | 6065
 70
 | 1515
 15
 | 1616
 16
 | 77
 7
 | DDMA70*60*16DDMA75*65*16
 DDMA80*70*16
 | 
| 8590
 95
 | 7580
 85
 | 1515
 15
 | 1616
 16
 | 77
 7
 | DDMA85*75*16DDMA90*80*16
 DDMA95*85*16
 | 
| 100105
 115
 | 9095
 105
 | 1515
 15
 | 1616
 16
 | 77
 7
 | DDMA100*90*16DDMA105*95*16
 DDMA115*105*16
 | 
| 120125
 130
 | 110113
 118
 | 1515
 15
 | 1616
 16
 | 710
 10
 | DDMA120*110*16DDMA125*113*16
 DDMA130*118*16
 | 
| 135140
 145
 | 123128
 133
 | 1515
 15
 | 1616
 16
 | 1010
 10
 | DDMA135*123*16DDMA140*128*16
 DDMA145*133*16
 | 
| 150155
 160
 | 138143
 148
 | 1515
 15
 | 1616
 16
 | 1010
 10
 | DDMA150*138*16DDMA155*143*16
 DDMA160*148*16
 | 
| 170180
 190
 | 158168
 178
 | 1515
 15
 | 1616
 16
 | 1010
 10
 | DDMA170*158*16DDMA180*168*16
 DDMA190*178*16
 | 
| 200210
 220
 | 188198
 208
 | 1515
 15
 | 1616
 16
 | 1010
 10
 | DDMA200*188*16DDMA210*198*16
 DDMA220*208*16
 | 
| 225235
 240
 | 213223
 228
 | 1515
 15
 | 1616
 16
 | 1010
 10
 | DDMA225*213*16DDMA235*223*16
 DDMA240*228*16
 | 
 There are many successful cooperation cases with Dms Seals Technology Co.,limited for our piston seals.
2.  hydraulic piston seals is developed using latest technology support for pneumatic piston seals.
3.  Relentless pursuit of quality excellence is significant to Dms Seals Technology Co.,limited. Ask online!