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Application Scope

Dms Seals's O-ring Seal can be used in different industries to meet the needs of customers.Dms Seals always pays attention to customers. According customers' actual needs, we could customize comprehensive and professional solutions for them.

Enterprise Strength

Dms Seals runs a comprehensive production safety and risk management system. This enables us to standardize the production in multiple aspects such as management concepts, management contents, and management methods. All these contribute to the rapid development of our company.

Company Advantages
1. DMS Seals has attained a GREENGUARD® certification for safe product emissions and an ISF® certification for superior picture performance.
2. The design of DMS Seals hydraulic seals is a combination of various elements. They are lines, proportion, color, and fabric texture, garment construction, strong aesthetic sense, etc.
3. DMS Seals must go through some basic tests. These tests include fabric construction testing, dimensional stability testing, breathability testing, and flammability testing.
4. In the design of DMS Seals , various elements have been thought of. They involve physical stress points, weight distribution, arch support, and various foot shapes.
5. The product is not easy to crack and warp. It is able to expand and contract flexibly to stand up the extremely high temperatures.
6. The product has excellent strength and hardness. Constructed of heavy-duty welded metal, its structure is too tough to be deformed.
7. The product is not subject to the open joint. All of its seams are finely sewed or extra binding agent is used to enhance the stickiness.
8. DMS Seals is also famous for its professional service.
9. Dms Seals Technology Co.,limited has strengthen its quality management.
10. Dms Seals Technology Co.,limited sets up a comprehensive quality control system to ensure the production quality.
11. Dms Seals Technology Co.,limited has opened a 'customer demand-oriented' strategic transformation.
12. DMS Seals attaches great importance to the quality of customer service.

1. Installation Recommendation

2. Installation Sizes

Rod Diameter d_N h9			Groove Diameter	Groove Width	Radius	Radial Clearance S max.			O-Ring Cross-Section
Standard Application	Light Application	Heavy Duty Application	D₁ H9	L₁+0.2	R₁	10MPa	20MPa	40MPa	d₂
3-7.9	8-18.9	-	d_N+4.9	2.2	0.4	0.3	0.20	0.15	1.78
8-18.9	19-37.9	-	d_N+7.3	3.2	0.6	0.4	0.25	0.15	2.62
19-37.9	38-199.9	8-18.9	d_N+10.7	4.2	1.0	0.4	0.25	0.20	3.53
38-199.9	200-255.9	19-37.9	d_N+15.1	6.3	1.3	0.5	0.30	0.20	5.33
200-255.9	256-649.9	38-199.9	d_N+20.5	8.1	1.8	0.6	0.35	0.25	7.00
256-649.9	650-999.9	200-255.9	d_N+24.0	8.1	1.8	0.6	0.35	0.25	7.00
650-999.9	≥1000.0	256-649.9	d_N+27.3	9.5	2.5	0.7	0.50	0.30	8.40
≥1000.0	-	650-999.9	d_N+38.0	13.8	3.0	1.0	0.70	0.60	12.00

3. Application and properties

Applicable to high and low speed reciprocating motion and high pressure system cylinder rod sealing. Good dimensional stability, not affected by temperature, low friction, strong corrosion resistance, could work in the situation with or without lubrication, easy installation. Meet the standards of GB/T 15242.1-94 and GB/T 15242.3-94.

4. Standard materials

Sealing ring: filled PTFE

O-Ring: NBR / FKM

5. Working Conditions

Working Conditions
Diameter Range	Pressure Range	Temperature Range	Speed	Medium
3 - 1600mm	0 - 60MPa	-45℃ +200℃	15 m/s	hydraulic oil, flame retardant liquid, water, gas

6. Installation Dimensions

Rod Dia.

Groove Dia.

Groove Width

Order No.

O-Ring Dimensions

d_N h9

D₁ H9

L₁+0.2

27.3

30.7

29.3

3.2

4.2

3.2

GSJ20*27.3*3.2

GSJ20*30.7*4.2

GSJ22*29.3*3.2

21.89*2.62

23.39*3.53

23.47*2.62

32.7

32.3

35.7

4.2

3.2

4.2

GSJ22*32.7*4.2

GSJ25*32.3*3.2

GSJ25*35.7*4.2

26.57*3.53

26.64*2.62

29.74*3.53

38.7

40.7

42.7

4.2

GSJ28*38.7*4.2

GSJ30*40.7*4.2

GSJ32*42.7*4.2

31.34*3.53

34.52*3.53

36.09*3.53

45.7

46.7

53.1

4.2

6.3

GSJ35*45.7*4.2

GSJ36*46.7*4.2

GSJ38*53.1*6.3

37.69*3.53

40.87*3.53

43.82*5.33

50.7

55.1

57.1

4.2

6.3

GSJ40*50.7*4.2

GSJ40*55.1*6.3

GSJ42*57.1*6.3

44.04*3.53

43.82*5.33

46.99*5.33

55.7

60.1

60.7

4.2

6.3

4.2

GSJ45*55.7*4.2

GSJ45*60.1*6.3

GSJ50*60.7*4.2

47.22*3.53

50.17*5.33

53.57*3.53

65.1

70.1

66.7

6.3

4.2

GSJ50*65.1*6.3

GSJ55*70.1*6.3

GSJ56*66.7*4.2

56.52*5.33

59.69*5.33

59.92*3.53

71.1

76.5

75.1

6.3

8.1

6.3

GSJ56*71.1*6.3

GSJ56*76.5*8.1

GSJ60*75.1*6.3

59.69*5.33

62.87*6.99

66.04*5.33

Company Features
1. Dms Seals Technology Co.,limited owns a large scale of factory which covers a wide area to be equipped with advanced machine. Anchored in global hydraulic seals market, DMS Seals has huge development potential. Dms Seals Technology Co.,limited has been specialized in R&D and production of rod seal installation for years and highly recognized by industry people.
2. Our company is comprised of specialists. They have unique backgrounds in product design and material applications. They assist customers in choosing the right products or design to suit needs. The factory has newly introduced a complete set of manufacturing facilities. These facilities run in a relatively high automation level, which greatly reduces labor cost. This means the product production cost is cut. We have employed a professional team to promote our business. Their technical depth in design and engineering reduces overall product costs and enables us to launch competitively unique products.
3. In the spirit of "taking the forefront of the times", we are committed to providing customers with thoughtful service and reliable quality products. Get more info! We take social responsibility. We are committed to protecting our precious environment and reducing the impact of our activities and our customers' activities. Get more info! We will maintain the quality, integrity, and respect for our values. It's all about producing world-class products designed to improve our customers' business. Get more info! We are committed to building a fair and just business environment. We will never conduct business that is illegal or harms the interest of the stakeholders.

DMS Seals hydraulic seals for sale

hydraulic seals

Type:

DMS Seals hydraulic seals for sale-2

f******l

When it comes to comparing with other products, DMS Seals rod seal installation is of greater appearance. With advanced testing machines, Dezheng will do rigorous in-house testings on all products

g******e

The outline of DMS Seals hydraulic seals is original and appealing. Over 20+ years of development, Dezheng now has 10,000 customers worldwide

i******j

DMS Seals hydraulic seals is manufactured using the finest raw material, which is procured from some of the most trustworthy and certified vendors in the industry. With advanced testing machines, Dezheng will do rigorous in-house testings on all products

a******m

The production of DMS Seals rod seal installation conforms to the industry standards. Dezheng offers professional and cost-effective custom printing service

w******c

The raw material used in DMS Seals hydraulic seals is of high quality and has no any strange smell during use. Dezheng owns a well-equipped factory of 1,500 square meters

j******l

rod seal installation is regarded as one of the most promising rod seal installation with its rod seal installation properties. Dezheng's products are approved by TUV certification

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