DMS Seal Manufacturer what is a rotary lip seal factory for construction machinery

DMS Seal Manufacturer what is a rotary lip seal factory for construction machinery

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

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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. The design for what is a rotary lip seal is so important that we will never neglect it. We can support OEM and ODM
2. The product is a safe choice for most workers. It can reduce human intervention mistakes or even dangerous phenomenons caused by malfunction. DMS Seal manufacturer is a technology enterprise which specialized in the R&D and production of seals
3. This product features ease of use. Its parameters and such as voltage and power is reasonably considered and are suitable for the voltage range in different applications. The high pressure seals have strong wear resistance to hard conditions

Company Features
1. Our factory has established a standardized sourcing system from a huge supplier network. This sourcing system requires all of the raw materials and auxiliary materials to be selected and purchased at very competitive prices and quality. Hence, we have been able to drastically reduce costs for clients.
2. We constantly find ways to relieve and reduce our impact on the environment. We make progress in minimizing the use of energy and water and reducing production waste.

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