Company Advantages1. DMS Seals is manufactured by adopting advanced production technologies. These technologies are constantly updated and improved to meet the industry standards and thus the product can be provided with long-lasting and strong functionality. Our products mainly include
rod seals, piston seals, scraper seals, rotary seals, rubber seal products and spring seals
2. The product has achieved great success in the market due to its good characteristics, affordable price, and great market potential. DMS Seal manufacturer was established in 2008 and now has more than 10 years professional experience
3. The product is quality assured as it has undergone numerous rigorous tests before coming into the market. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management
4. Our skilled professionals supervise the quality control throughout the production, greatly guaranteeing the quality of the product. DMS Seals provides professional design and production of high-grade
o-ring seals
Installation Recommendation
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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’s products can be widely used in many fields, such as . Dms Seals Technology Co.,limited has formed a relatively complete personal system and has a highly skilled and well-structured technology team.
2. Dms Seals Technology Co.,limited has successfully introduced internationally advanced facilities to produce hydraulic rod seal installation tool .
3. The reliable machine are equipped to guarantee the quality of u cup seal sizes . DMS Seals strives to be the most dominant piston t seal supplier. Get quote!