GRS - PTFE Hydraulic Rotary Seal with NBR/FKM O-Ring

GRS - PTFE Hydraulic Rotary Seal with NBR/FKM O-Ring

Diameter Range: 3 - 1600mm

Pressure Range: 0 - 30MPa

Temperature Range: -30℃ +200℃

Speed: 1 m/s

Medium: hydraulic oil, flame retardant liquid, water and others

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Installation Recommendation

Installation Sizes

Bore Diameter D1 h9		Groove Diameter	Groove Width	Radial Clearance S max.		Radius	O-Ring Cross-Section
Standard Range	Extended Application	DN H9	L1+0.2	32MPa	50MPa	R1	d2
6-18.9	6-130.0	d1+4.9	2.20	0.15	0.10	0.40	1.78
19-37.9	10-245.0	d1+7.5	3.20	0.20	0.15	0.60	2.62
38-199.9	19-455.0	d1+11.0	4.20	0.25	0.20	1.00	3.53
200-255.9	38-655.0	d1+15.5	6.30	0.30	0.25	1.30	5.33
256-649.9	120-655.0	d1+21.0	8.10	0.30	0.25	1.80	7.00
650-999.9	650-999.9	d1+28.0	9.50	0.45	0.30	2.50	8.40

Application and properties

Suitable for sealing with rotating or swinging rods, shafts, pins, rotary joints, etc. It is a rotary sealing ring that can withstand both sides pressure or alternating pressure role of the double acting effect, used in construction machinery, construction machinery and automotive equipment. It can be applied on occasions where piston rod and piston seal are required, low friction, non viscous phenomenon, simple groove, good abrasion resistance and dimensional stability.

Standard materials

Sealing ring: filled PTFE

O-Ring: NBR / FKM

Working Conditions

Working Conditions
Diameter Range	Pressure Range	Temperature Range	Speed	Medium
3-1600mm	0-30MPa	-30℃+200℃	1 m/s	hydraulic oil, flame retardant liquid, water and others

Installation Dimensions

Bore Dia.

Groove Dia.

Groove Width

Order No.

d h9

DN H9

L1+0.2

10.9

12.9

14.9

2.2

GRS6*10.9*2.2

GRS8*12.9*2.2

GRS10*14.9*2.2

16.9

18.9

19.9

2.2

GRS12*16.9*2.2

GRS14*18.9*2.2

GRS15*19.9*2.2

29.5

32.5

33.5

3.2

GRS22*29.5*3.2

GRS25*32.5*3.2

GRS26*33.5*3.2

35.5

37.5

39.5

3.2

GRS28*35.5*3.2

GRS30*37.5*3.2

GRS32*39.5*3.2

4.2

GRS42*53*4.2

GRS44*55*4.2

GRS45*56*4.2

4.2

GRS48*59*4.2

GRS50*61*4.2

GRS52*63*4.2

200

210

220

215.5

225.5

235.5

6.3

GRS200*215.5*6.3

GRS210*225.5*6.3

GRS220*235.5*6.3

240

250

280

255.5

265.5

301

6.3

8.1

GRS240*255.5*6.3

GRS250*265.5*6.3

GRS280*301*8.1

300

320

350

321

341

371

8.1

GRS300*321*8.1

GRS320*341*8.1

GRS350*371*8.1

600

650

700

621

678

728

8.1

9.5

GRS600*621*8.1

GRS650*678*9.5

GRS700*728*9.5

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Product Information
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Company Advantages
1. DMS Seal Manufacturer rotary seals catalogue is manufactured through a highly automated and strictly monitored process. The process includes feeding&mixing, molding, pressing, curing, and polishing. DMS Seals provides professional design and production of high-grade o-ring seals
2. Dms Seals Technology Co.,limited has wide-spread sales and service networks for o-ring seal in China. The R&D teams have the ability to design and develop seals for various of complicated working condition of sealing system
3. Our dedicated QC team takes immediate measures to improve the quality of this product. We can support OEM and ODM
4. This product is presented to customers after proper inspections. To reduce costs with high-efficiency work is the DMS's purpose

Company Features
1. DMS Seal Manufacturer has always been committed to providing customers with the most professional rotary seals catalogue and the best quality service.
2. Dms Seals Technology Co.,limited has long been committed to researching and developing sophisticated and practical technologies and solutions in o-ring seal development.
3. Dms Seals Technology Co.,limited has always pursued excellence and professionalism in the rotary seals field. Inquire!

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Dms Seals Technology Co.,limited The introduction of foreign advanced production equipment and production lines, and actively and continuously learn the excellent technology and technology in the industry, and devote themselves to the production of products, the rotary seals produced are of good quality and excellent quality.

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Dms Seals Technology Co.,limited Through strict selection and supervision of raw material supply channels, the source is well controlled, and then rotary seals is produced and processed relying on its own advanced equipment, mature technology and technology, and strict procedures and processes are carried out for each step Control, control the core of production, and finally conduct a detailed inspection of each finished product in accordance with the relevant international quality standard system to ensure that every product produced is a top-quality product with excellent quality .

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Our rotary seals are all selected high-quality materials and made by fine processing, with excellent workmanship, excellent performance, beautiful appearance and high quality.

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. This product has the characteristics of simple operation, low material consumption, non-toxicity and more reasonable cost performance.

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Dms Seals Technology Co.,limited There are experienced technical and design talents, and there are many professional departments such as research and development, production, quality inspection, and service. One-to-one corresponding traceable records ensure that every product produced is of excellent quality and excellent quality.

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The product has good anti-electromagnetic interference. It is designed with special electromagnetic interference suppression components to reduce electromagnetic wave.

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