Company Advantages1. piston seals is specifically designed for rubber piston seals, featuring pneumatic piston seals . DMS Seals manufacturer owns a team of professional R&D group and skilled technicians
2. As the product has gained the trust of the clients around the world, it will be more widely used in the future. The high pressure seals have strong wear resistance to hard conditions
3. Strict quality standards have been set in the inspection process, ensuring the high quality of the product. Quality control of the seals is the basis for DMS Seals
Installation Recommendation
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Installation Sizes
D H8 | d h9 | L+0.2 | H |
˂96 | D-16.3 | 8 | 7.5 |
96-190 | D-20 | 10 | 9.5 |
191-380 | D-28 | 13 | 12.5 |
381-1000 | D-36 | 20 | 19.5 |
Application and properties
Apply to hydraulic piston sealing, Consisting of a seal ring, two L-shaped POM back-up rings and an acting force O-Ring. The back-up ring acts as a support and guide to ensure a tight sealing environment. High wear resistance, low friction, no crawling phenomenon, easy installation.
Sealing ring: filled PTFE
O-Ring: NBR / FKM
L-Ring: POM / PA
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm | 0-45MPa | -30℃+100℃ | 1 m/s | hydraulic oil, flame retardant liquid, water and others |
Installation Dimensions
D H8 | d h9 | H | L | e | Order No. |
40
45
50 | 23.2
28.2
33.2 | 7.5
7.5
7.5 | 8
8
8 | 7
7
7 | DGDA40*23.2*7.5
DGDA45*28.2*7.5
DGDA50*33.2*7.5 |
56
63
65 | 39.2
46.2
48.2 | 7.5
7.5
7.5 | 8
8
8 | 7
7
7 | DGDA56*39.2*7.5
DGDA63*46.2*7.5
DGDA65*48.2*7.5 |
70
75
80 | 53.2
58.2
63.2 | 7.5
7.5
7.5 | 8
8
8 | 7
7
7 | DGDA70*53.2*7.5
DGDA75*58.2*7.5
DGDA80*63.2*7.5 |
85
90
95 | 68.2
73.2
78.2 | 7.5
7.5
7.5 | 8
8
8 | 7
7
7 | DGDA85*68.2*7.5
DGDA90*73.2*7.5
DGDA95*78.2*7.5 |
100
105
110 | 80
85
90 | 9.5
9.5
9.5 | 10
10
10 | 10
10
10 | DGDA100*80*9.5
DGDA105*85*9.5
DGDA110*90*9.5 |
115
120
125 | 95
100
105 | 9.5
9.5
9.5 | 10
10
10 | 10
10
10 | DGDA115*95*9.5
DGDA120*100*9.5
DGDA125*105*9.5 |
130
135
140 | 110
115
120 | 9.5
9.5
9.5 | 10
10
10 | 10
10
10 | DGDA130*110*9.5
DGDA135*115*9.5
DGDA140*120*9.5 |
145
150
155 | 125
130
135 | 9.5
9.5
9.5 | 10
10
10 | 10
10
10 | DGDA145*125*9.5
DGDA150*130*9.5
DGDA155*135*9.5 |
160
170
180 | 140
150
160 | 9.5
9.5
9.5 | 10
10
10 | 10
10
10 | DGDA160*140*9.5
DGDA170*150*9.5
DGDA180*160*9.5 |
190
200
210 | 170
172
182 | 9.5
12.5
12.5 | 10
13
13 | 10
12
12 | DGDA190*170*9.5
DGDA200*172*12.5
DGDA210*182*12.5 |
220
225
235 | 192
197
207 | 12.5
12.5
12.5 | 13
13
13 | 12
12
12 | DGDA220*192*12.5
DGDA225*197*12.5
DGDA235*207*12.5 |
Company Features1. While manufacturing and supplying quality piston seals at a reasonable price, Dms Seals Technology Co.,limited has earned a high level of customer trust. Dms Seals Technology Co.,limited has won numerous top prizes in China for its scientific and technological achievements.
2. Based on the requirements of customers, DMS Seal Manufacturer has been dedicated to developing rubber piston seals technology.
3. Manufactured by the most advanced technology, o-ring seal Dms Seals Technology Co.,limited continues to increase. Get info!