Company Advantages1. The production process of DMS Seals is rigorously inspected. It is checked for the colorfastness of fabrics, the fastness of accessories, and the overall bag construction.
2. Every ingredient of DMS Seals has undergone a strict antimicrobial effectiveness test and is scientifically assessed by our professional QC team.
3. The production of DMS Seals involves these processes: material preparation, CNC milling, CNC turning, grinding, wire electro-erosion, adjusting, CAD cam programming, mechanical measuring and control, and welding.
4. This product has added longevity. The coating on it repels dirt and water, inhibits the growth of mold and mildew, and reduces fade and sun damage.
5. The product features the desired safety. It won't pose any electrical hazards that would cause shock, fire, or explosion and is not inclined to occur electric leakage problems.
6. The product features safety during operation. The electrical system and its relevant accessories all meet the requirements of IEC general standards.
7. The product is safe enough. It adopts insulating materials which not only protect against damage caused by static electricity but also avoid current leakage.
8. The product is tough and firm. All of its parts are made of premium quality which can withstand heavy wear and tear.
9. DMS Seals believes through the professional service, our customers can save their time and energy enjoying the best piston ring design guide .
10. Dms Seals Technology Co.,limited has a strong sense of responsibility.
11. Dms Seals Technology Co.,limited has great product and talented staff.
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 |
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DMS Seals piston ring design guide factory for injection molding machines
piston ring design guide
Type:
pусский
