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 hydraulic oil seal manufacturers supply for larger piston clearance
1. Dms Seals Technology Co.,limited provides various custom-made hydraulic oil seal manufacturers for your selection. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
2. The product is widely used at various industry sectors for various purposes. DMS Seals provides professional design and production of high-grade o-ring seals
3. The use of in hydraulic oil seal manufacturers shows that it has features as . Quality control of the seals is the basis for DMS Seals
4. has lots of advantages, and thus will have more and more applications in hydraulic oil seal manufacturers field. The R&D teams have the ability to design and develop seals for various of complicated working condition of sealing system
5. Industrial use shows that hydraulic oil seal manufacturers exhibited feature and has long service life. We can support OEM and ODM
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 |
200-255.9 | 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 and high pressure system cylinder rod sealing. Good dimensional stability, not affected by temperature, low friction, strong corrosion resistance, could work in the situation with or without lubrication, easy installation. Meet the standards of GB/T 15242.1-94 and GB/T 15242.3-94.
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 | GSJ20*27.3*3.2 GSJ20*30.7*4.2 GSJ22*29.3*3.2 | 21.89*2.62 23.39*3.53 23.47*2.62 |
22 25 25 | 32.7 32.3 35.7 | 4.2 3.2 4.2 | GSJ22*32.7*4.2 GSJ25*32.3*3.2 GSJ25*35.7*4.2 | 26.57*3.53 26.64*2.62 29.74*3.53 |
28 30 32 | 38.7 40.7 42.7 | 4.2 4.2 4.2 | GSJ28*38.7*4.2 GSJ30*40.7*4.2 GSJ32*42.7*4.2 | 31.34*3.53 34.52*3.53 36.09*3.53 |
35 36 38 | 45.7 46.7 53.1 | 4.2 4.2 6.3 | GSJ35*45.7*4.2 GSJ36*46.7*4.2 GSJ38*53.1*6.3 | 37.69*3.53 40.87*3.53 43.82*5.33 |
40 40 42 | 50.7 55.1 57.1 | 4.2 6.3 6.3 | GSJ40*50.7*4.2 GSJ40*55.1*6.3 GSJ42*57.1*6.3 | 44.04*3.53 43.82*5.33 46.99*5.33 |
45 45 50 | 55.7 60.1 60.7 | 4.2 6.3 4.2 | GSJ45*55.7*4.2 GSJ45*60.1*6.3 GSJ50*60.7*4.2 | 47.22*3.53 50.17*5.33 53.57*3.53 |
50 55 56 | 65.1 70.1 66.7 | 6.3 6.3 4.2 | GSJ50*65.1*6.3 GSJ55*70.1*6.3 GSJ56*66.7*4.2 | 56.52*5.33 59.69*5.33 59.92*3.53 |
56 56 60 | 71.1 76.5 75.1 | 6.3 8.1 6.3 | GSJ56*71.1*6.3 GSJ56*76.5*8.1 GSJ60*75.1*6.3 | 59.69*5.33 62.87*6.99 66.04*5.33 |
Company Features
1. Dms Seals Technology Co.,limited is one of best professional manufacturers for hydraulic oil seal manufacturers .
2. Dms Seals Technology Co.,limited achieves R&D progresses annually.
3. Integrity is the core value of our company. We aim to demonstrate honesty, respect for others and trustworthiness in all we do.
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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