DMS SEALS TECHNOLOGY CO.,LIMITED
The Professional Sealing Solution Supplier(O Ring Suppliers & Oil Seal Manufacturers).
DMS Seals - Hydraulic Seals and Oil Ring Seals Manufacturer & Supplier
DMS Seals Custom made industrial rubber seal vendor
1. DMS Seals is produced in strict accordance with international production specification and standards. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
2. The product is an integral part of people's daily life. It has greatly increased production efficiency and lowered the burden on operators. We have developed solutions of the sealing of special working condition
3. With low operating cost and high performance, industrial rubber seal will be your ideal choice. DMS Seals provides professional design and production of high-grade o-ring seals
1. Installation Recommendation
2. Installation Sizes
Rod 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 |
3-7.9 | 8-18.9 | - | dN+4.9 | 2.2 | 0.4 | 0.3 | 0.20 | 0.15 | 1.78 |
8-18.9 | 19-37.9 | - | dN+7.3 | 3.2 | 0.6 | 0.4 | 0.25 | 0.15 | 2.62 |
19-37.9 | 38-199.9 | 8-18.9 | dN+10.7 | 4.2 | 1.0 | 0.4 | 0.25 | 0.20 | 3.53 |
38-199.9 | 200-255.9 | 19-37.9 | dN+15.1 | 6.3 | 1.3 | 0.5 | 0.30 | 0.20 | 5.33 |
200-225.9 | 256-649.9 | 38-199.9 | dN+20.5 | 8.1 | 1.8 | 0.6 | 0.35 | 0.25 | 7.00 |
256-649.9 | 650-999.9 | 200-255.9 | dN+24.0 | 8.1 | 1.8 | 0.6 | 0.35 | 0.25 | 7.00 |
650-999.9 | ≥1000.0 | 256-649.9 | dN+27.3 | 9.5 | 2.5 | 0.7 | 0.50 | 0.30 | 8.40 |
≥1000.0 | - | 650-999.9 | dN+38.0 | 13.8 | 3.0 | 1.0 | 0.70 | 0.60 | 12.00 |
3. Application and properties
Applicable to high and low speed reciprocating motion environment, a wide range of fluids and high temperature condition. Suitable for larger gap of piston rod. Low friction, simple groove, be able to work in themedium with oil spots.
Meet the standard of GB/T 15242.3.
4. Standard materials
Sealing ring: filled PTFE
O-Ring: NBR / FKM
5. 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, gas |
6. Installation Dimensions
Rod Dia. | Groove Dia. | Groove Width | Order No. | O-Ring Dimensions |
DN h9 | D1 H9 | L1+0.2 | ||
20 20 22 | 27.3 30.7 29.3 | 3.2 4.2 3.2 | GSI20*27.3*3.2 GSI20*30.7*4.2 GSI22*29.3*3.2 | 21.89*2.62 25.0*3.53 25.07*2.62 |
22 24 25 | 32.7 31.3 32.3 | 4.2 3.2 3.2 | GSI22*32.7*4.2 GSI24*31.3*3.2 GSI25*32.3*3.2 | 26.57*3.53 26.64*2.62 28.24*2.62 |
25 26 28 | 35.7 36.7 35.3 | 4.2 4.2 3.2 | GSI25*35.7*4.2 GSI26*36.7*4.2 GSI28*35.3*3.2 | 29.74*3.53 29.74*3.53 29.82*2.62 |
28 30 30 | 38.7 37.3 40.7 | 4.2 3.2 4.2 | GSI28*38.7*4.2 GSI30*37.3*3.2 GSI30*40.7*4.2 | 32.92*3.53 32.99*2.62 34.52*3.53 |
32 32 35 | 39.3 42.7 42.3 | 3.2 4.2 3.2 | GSI32*39.3*3.2 GSI32*42.7*4.2 GSI35*42.3*3.2 | 34.59*2.62 36.09*3.53 37.77*2.62 |
35 36 36 | 45.7 43.3 46.7 | 4.2 3.2 4.2 | GSI35*45.7*4.2 GSI36*43.3*3.2 GSI36*46.7*4.2 | 37.69*3.53 39.34*2.62 40.87*3.53 |
38 38 40 | 48.7 53.1 50.7 | 4.2 6.3 4.2 | GSI38*48.7*4.2 GSI38*53.1*6.3 GSI40*50.7*4.2 | 40.87*3.53 43.82*5.33 44.04*3.53 |
Company Features
1. Thanks to years of self-development, Dms Seals Technology Co.,limited has accumulated rich experience in designing and manufacturing . We have been recognized as a dependable manufacturer. By overcoming technical difficulties, DMS Seals has made great improvement in the quality of industrial rubber seal .
2. For a long time, DMS Seals always pays great attention to the core value of technical force.
3. Our professional QC team contributes to the quality of mechanical seal maintenance a lot. DMS Seals actively implemented requirements to firmly establish a fully developed enterprise in floating seal manufacturers industry. Inquire!
Professional O Ring Suppliers & O Ring Manufacturers
CONTACT US
TEL: +86-757-86235767
Contact Person: Frank Zhou
E-mail:
sales@dmsseals.com
dms@dmsseals.com
Skype: 13318313660
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