Application Scope
O-ring Seal developed and produced by our company can be widely used in various industries and professional fields.Dms Seals has an excellent team consisting of talents in R&D, production and management. We could provide practical solutions according to actual needs of different customers.
Company Advantages1. Each production phase of DMS Seals is strictly supervised.
2. DMS Seals is of exceptional design and high-quality materials.
3. DMS Seals is available with diversified style preferences.
4. DMS Seals is designed to give strikingly intuitive user experiences.
5. This product has high performance and stable quality.
6. This product is known for its excellent performance and long service life.
7. The product has withstood tough performance test and function optimally even in extreme conditions. And it has a long service life and is flexible enough for use in different conditions and assignments.
8. The product can meet a variety of application needs and has broad market potential.
9. The product is receiving greater market attention and is rather promising in the future application.
10. The product finds a wide application in the market.
11. This product has many advantages and huge economic benefits, and has gradually developed into a trend in the industry.
12. The product has a wide variety of practical and commercial applications.
Installation Recommendation
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Installation Sizes
Bore Diameter DN H9 | Groove Diameter | Groove Width | Radius | Radial Clearance S max. | O-Ring Cross-Section |
Standard Application | Light Application | Heavy Duty Application | d1 h9 | L1+0.2 | R1 | 10MPa | 20MPa | 40MPa | d2 |
8-16.9 | 17-26.9 | -- | DN-4.9 | 2.2 | 0.4 | 0.30 | 0.20 | 0.15 | 1.78 |
17-26.9 | 27-59.9 | -- | DN-7.3 | 3.2 | 0.6 | 0.40 | 0.25 | 0.15 | 2.62 |
27-59.9 | 60-199.9 | 17-26.9 | DN-10.7 | 4.2 | 1.0 | 0.50 | 0.30 | 0.20 | 3.53 |
60-199.9 | 200-255.9 | 27-59.9 | DN-15.1 | 6.3 | 1.3 | 0.70 | 0.40 | 0.25 | 5.33 |
200-255.9 | 256-669.9 | 60-199.9 | DN-20.5 | 8.1 | 1.8 | 0.80 | 0.60 | 0.35 | 7.00 |
256-669.9 | 670-999.9 | 200-669.9 | DN-24.0 | 8.1 | 1.8 | 0.90 | 0.70 | 0.40 | 7.00 |
670-999.9 | -- | 256-669.9 | DN-28.0 | 9.5 | 2.5 | 1.00 | 0.80 | 0.60 | 8.40 |
-- | 1000-2000 | -- | DN-28.0 | 9.5 | 2.5 | 1.00 | 0.80 | 0.60 | 8.40 |
-- | -- | 670-999.9 | DN-38.0 | 13.8 | 3.0 | 1.20 | 0.90 | 0.60 | 12.00 |
1000-2700 | -- | -- | DN-38.0 | 13.8 | 3.0 | 1.20 | 0.90 | 0.60 | 12.00 |
Application and properties
Standard single acting sealing. Suitable for reciprocating environment, allowing larger extrusion clearances, has wide application. Dynamic and static sealing property are good, be able to work in dusty condition. Low friction, simple groove, strong adaptability to work conditions.
Sealing ring: filled PTFE
O-ring: NBR / FKM
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm | 0-60MPa | -45℃ +200℃ | 15 m/s | hydraulic oil, flame retardant liquid, water and others |
Installation Dimensions
Bore Dia. | Groove Dia. | Width | Order No. | O-ring Dimension |
D H9 | d1 h9 | L1+0.2 |
9
10
12 | 4.1
5.1
7.1 | 2.2
2.2
2.2 | GSD9*4.1*2.2
GSD10*5.1*2.2
GSD12*7.1*2.2 | 3.68*1.78
4.80*1.8
6.70*1.8 |
15
18
20 | 10.1
10.7
15.1 | 2.2
3.2
2.2 | GSD15*10.1*2.2
GSD18*10.7*3.2
GSD20*15.1*2.2 | 9.25*1.78
9.19*2.62
14.0*1.78 |
20
22
25 | 12.7
14.7
17.7 | 3.2
3.2
3.2 | GSD20*12.7*3.2
GSD22*14.7*3.2
GSD25*17.7*3.2 | 12.37*2.62
13.94*2.62
17.12*2.62 |
27
28
30 | 16.3
17.3
19.3 | 4.2
4.2
4.2 | GSD27*16.3*4.2
GSD28*17.3*4.2
GSD30*19.3*4.2 | 15.47*3.53
16.4*3.53
18.66*3.53 |
32
32
35 | 24.7
21.3
24.3 | 3.2
4.2
4.2 | GSD32*24.7*3.2
GSD32*21.3*4.2
GSD35*24.3*4.2 | 23.47*2.62
20.22*3.53
23.40*3.53 |
36
38
40 | 25.3
27.3
32.7 | 4.2
4.2
3.2 | GSD36*25.3*4.2
GSD38*27.3*4.2
GSD40*32.7*3.2 | 24*3.53
26*3.53
31.42*2.62 |
40
45
48 | 29.9
34.3
37.3 | 4.2
4.2
4.2 | GSD40*29.3*4.2
GSD45*34.3*4.2
GSD48*37.3*4.2 | 28.17*3.53
32.92*3.53
36.09*3.53 |
50
50
52 | 39.3
34.9
41.3 | 4.2
6.3
4.2 | GSD50*39.3*4.2
GSD50*34.9*6.3
GSD52*41.3*4.2 | 37.70*3.53
32.69*5.33
40.87*3.53 |
55
60
63 | 44.3
44.9
52.3 | 4.2
6.3
4.2 | GSD55*44.3*4.2
GSD60*44.9*6.3
GSD63*52.3*4.2 | 44.04*3.53
43.82*5.33
50.39*3.53 |
63
64
65 | 47.9
48.9
49.9 | 6.3
6.3
6.3 | GSD63*47.9*6.3
GSD64*48.9*6.3
GSD65*49.9*6.3 | 46.99*5.33
46.99*5.33
46.99*5.33 |
70
70
75 | 59.3
54.9
59.9 | 4.2
6.3
6.3 | GSD70*59.3*4.2
GSD70*54.9*6.3
GSD75*59.9*6.3 | 56.74*3.53
53.34*5.33
56.52*5.33 |
80
80
85 | 64.9
59.5
69.9 | 6.3
8.1
6.3 | GSD80*64.9*6.3
GSD80*59.5*8.1
GSD85*69.9*6.3 | 62.87*5.33
58*7.0
69.22*5.33 |
90
90
95 | 74.9
69.5
79.9 | 6.3
8.1
6.3 | GSD90*74.9*6.3
GSD90*69.5*8.1
GSD95*79.9*6.3 | 72.39*5.33
68*7.0
78.74*5.33 |
95
100
100 | 74.5
84.9
79.5 | 8.1
6.3
8.1 | GSD95*74.5*8.1
GSD100*84.9*6.3
GSD100*79.5*8.1 | 73*7.0
81.92*5.33
78*7.0 |
110
120
125 | 94.9
104.9
104.5 | 6.3
6.3
6.3 | GSD110*94.9*6.3
GSD120*104.9*6.3
GSD125*109.9*6.3 | 91.44*5.33
104.14*5.33
107.32*5.33 |
Company Features1. Dms Seals Technology Co.,limited currently has a research and development center and a large-scale production base. Dms Seals Technology Co.,limited has become the China's largest seal pro pistons enterprise and production base. DMS Seals has been vigorously developing modern hydraulic sealing solutions industries such as .
2. Dms Seals Technology Co.,limited invests on high-speed and automatic equipment to enhance efficiency. Dms Seals Technology Co.,limited has state-of-art technology for . DMS Seals is experienced in applying remarkable technology to producing o-ring seal . In the manufacturing market of hydraulic seals distributors , DMS Seals uses the most advanced technology. DMS Seals has made some breakthroughs in extending the life of shaft wiper seal .
3. Dms Seals Technology Co.,limited will never lose its ambitions and still worked hard on supplying high quality buffer seal hydraulic . Welcome to visit our factory! To be the front-runner of hydraulic packing and seals industry is the goal of transmission piston seal . Welcome to visit our factory! DMS Seals dreams to precede over many companies in air cylinder piston seals industry. Welcome to visit our factory! The enterprise culture that DMS Seals sticks to is the drive to motivate staff to work harder. Welcome to visit our factory!
High-quality seal pro pistons supply for pneumatic equipment
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