Company Advantages1. DMS Seal Manufacturer has undergone many laboratory tests prior to mass production, such as dimensional stability at high temperatures, bridge deformation and lens retention, lens size, thickness and curvature. High-end talents and advanced technology have enabled DMS
o-ring seal quality to reach the industry's leading level
2. This product is tailored to fit. It makes sure that people will not feel too tight or too loose when they are wearing it. DMS Seals provides professional design and production of high-grade o-ring seals
3. The product is valued for its wear resistance. It has been coated with a special layer to withstand numerous times of mechanical force. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
4. The product is not prone to deformation. Made from elastomeric materials, it is specially formulated to endure the application stresses to which it is subjected. We have developed solutions of the sealing of special working condition
5. The modern metallic finish offers beauty and luster. Its surface has been finely polished and washed during the finished product stage. DMS Seals manufacturer owns a team of professional R&D group and skilled technicians
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 is a company with a high reputation for excellent manufacturing capability. We mainly specialize in the production and supply of . After many years of solid development, our company has grown into a sizable factory. There have been established complete production lines in the factory, including parts distribution lines, dust-free treatment lines, and final assembly lines. This proofs that the factory has achieved standardization production.
2. Over the years, we have entered into business relationships with customers from all over the world. Thanks to our professional services, we have got high customer satisfaction.
3. Our expertise is unparalleled, as our ever-growing operation has serviced thousands of satisfied customers throughout China and many other countries in Europe, Asia, South America, and Africa. Dms Seals Technology Co.,limited is committed to becoming a sustainable company in hydraulic piston seals field. Get info!