Company Advantages1. The finishes of DMS Seal Manufacturer rubber seals for fluid and hydraulic systems are designed for ease of coordination and use, an abundance of choice and thoughtfulness to the environment. Our products mainly include rod seals, piston seals, scraper seals, rotary seals, rubber seal products and spring seals
2. People will amaze at the fact that it is able to work maximizing a small amount of energy into the required one to complete a task, hence, to significantly reduce electricity bills. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management
3. This product guarantees stable performance and long service life. High-end talents and advanced technology have enabled DMS o-ring seal quality to reach the industry's leading level
4. The goods won't be shipped without an improvement in quality. DMS o-ring seal has advanced machines and equipment for its production
Installation Recommendation
Installation Sizes
Rod Diameter d f8/h9 | Groove Diameter | Groove Width | Step Diameter | Radius | Step Width |
Standard Application | Suitable
Application | D H9 | L1+0.2 | D1±0.1 | R | a |
140.0-229.9 | 100.0-450.0 | d+22.2 | 6.3 | d+10.7 | 1.2 | 4.2 |
230.0-299.9 | 220.0-450.0 | d+24.2 | 6.3 | d+10.7 | 1.2 | 4.2 |
300.0-629.9 | 250.0-650.0 | d+33.0 | 8.1 | d+15.1 | 1.2 | 6.3 |
630.0-999.9 | 550.0-999.9 | d+36.5 | 9.5 | d+15.1 | 2.0 | 6.3 |
Application and properties
Applicable to agricultural hydraulic press, injection molding machine, metallurgical equipment, etc. Consisting of a sealing ring and two O-Rings as preload element, good dust scraping effect, low friction, no stick slip phenomenon, good ability of adjustment and positioning, especially for large diameter piston rods.
Sealing ring: filled PTFE / PU
O-Ring: NBR / FKM
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm |
| -30℃+200℃ | 5 m/s | hydraulic oil, flame retardant liquid, water and others |
Installation Dimensions
d f8 | D H9 | H | L1+0.2 | L1 | Order No. |
100
110
120 | 122.2
132.2
142.2 | 13.5
13.5
13.5 | 6.3
6.3
6.3 | 4.2
4.2
4.2 | DPT2-100*122.2*6.3
DPT2-110*132.2*6.3
DPT2-120*142.2*6.3 |
130
140
150 | 152.2
162.2
172.2 | 13.5
13.5
13.5 | 6.3
6.3
6.3 | 4.2
4.2
4.2 | DPT2-130*152.2*6.3
DPT2-140*162.2*6.3
DPT2-150*172.2*6.3 |
160
170
180 | 182.2
192.2
202.2 | 13.5
13.5
13.5 | 6.3
6.3
6.3 | 4.2
4.2
4.2 | DPT2-160*182.2*6.3
DPT2-170*192.2*6.3
DPT2-180*202.2*6.3 |
190
200
210 | 212.2
222.2
232.2 | 13.5
13.5
13.5 | 6.3
6.3
6.3 | 4.2
4.2
4.2 | DPT2-190*212.2*6.3
DPT2-200*222.2*6.3
DPT2-210*232.2*6.3 |
220
230
240 | 242.2
252.2
262.2 | 13.5
13.5
13.5 | 6.3
6.3
6.3 | 4.2
4.2
4.2 | DPT2-220*242.2*6.3
DPT2-230*252.2*6.3
DPT2-240*262.2*6.3 |
250
260
270 | 272.2
282.2
292.2 | 13.5
13.5
13.5 | 6.3
6.3
6.3 | 4.2
4.2
4.2 | DPT2-250*272.2*6.3
DPT2-260*282.2*6.3
DPT2-270*292.2*6.3 |
275
280
290 | 297.2
302.2
312.2 | 13.5
13.5
13.5 | 6.3
6.3
6.3 | 4.2
4.2
4.2 | DPT2-275*297.2*6.3
DPT2-280*302.2*6.3
DPT2-290*312.2*6.3 |
295
300
320 | 317.2
333
353 | 13.5
18.4
18.4 | 6.3
8.1
8.1 | 4.2
6.3
6.3 | DPT2-295*317.2*6.3
DPT2-300*333*8.1
DPT2-320*353*8.1 |
340
350
360 | 373
383
393 | 18.4
18.4
18.4 | 8.1
8.1
8.1 | 6.3
6.3
6.3 | DPT2-340*373*8.1
DPT2-350*383*8.1
DPT2-360*393*8.1 |
Company Features1. Dms Seals Technology Co.,limited is highly reliable in supplying high quality rubber seals for fluid and hydraulic systems . The cutting-edge technology adopted in wiper seal design guide helps us win more and more customers.
2. The quality of our rod wiper seals still keeps unsurpassed in China.
3. The quality for our hydraulic seal design is so great that you can definitely rely on. Clients First is always the principle we adhere to. We regard the unhappy customers are an invaluable resource that can provide an honest assessment of our products, service and business processes. We will act proactively to clients' feedback to continually improve our business.