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
Hydraulic Rod Seals Water by DMS 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 |
200-255.9 | 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 Advantages
· With its unique design, DMS Seals hydraulic rod seals can satisfy the needs of customers.
· Its quality of workmanship is above average.
· Dms Seals Technology Co.,limited provides superior customer service, costs saving and excellent communication to agents and clients.
Company Features
· Dms Seals Technology Co.,limited is a first-class modern hydraulic rod seals enterprise with the strength of technology, management, and service levels.
· Our designers have years of experience in the hydraulic rod seals industry. By adopting introduced high-quality manufacturing parts, they try best to make products achieve international excellent quality standards.
· Sustainability is inherent in our company culture. All our raw materials, production processes and products are fully traceable. And we are constantly innovating and evolving our products.
Application of the Product
hydraulic rod seals developed and produced by Dms Seals Technology is widely applied to many industries and fields. It can fully meet the diversified needs of customers.
Dms Seals Technology insists on providing customers with O-ring Seal,Oil Seal Manufacturer of high quality and a one-stop solution that's comprehensive and efficient.
Professional O Ring Suppliers & O Ring Manufacturers
CONTACT US
TEL: +86-757-86235767
Contact Person: Teresa Chen
E-mail:
dms@dmsseals.com
export@dmsseals.com
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