o-ring seal,pneumatic rod seals | DMS Seal Manufacturer

Product Information
Customer Reviews

Enterprise Strength

Dms Seals's experienced and professional talents team is established based on the requirements of the modern enterprise management system. They make a great contribution to our company's long-term development.
Dms Seals insists on providing high-quality services for customers. We do that by establishing a good logistics channel and comprehensive service system covering from pre-sales to sales and after-sales.
Dms Seals adheres to the business philosophy of 'detail determines quality and integrity continues market'. We always strive for survival by quality and achieve development through reputation. And the benefit is gained from management. We are committed to providing effective solutions for customers at home and abroad.
Since the founding in 2006, Dms Seals has been engaged in the industrial parts business for years and has accumulated rich industry experience. Now we have a deep understanding of the industry and can meet well the needs of customers.
Dms Seals's sales network has spread all over the country and the sales volume has increased year by year.

Company Advantages
1. The raw materials of DMS Seal Manufacturer o-ring seal are made full use by our professional workers. High-end talents and advanced technology have enabled DMS o-ring seal quality to reach the industry's leading level
2. Compared to regular ones, o-ring seal is more of pneumatic rod seals in functions. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
3. Dms Seals Technology Co.,limited's years of development and exploration have developed various o-ring seal of different types. DMS Seal manufacturer provides good quality and competitive price hydraulic seals
4. Strict quality assurance is under the control in DMS Seal Manufacturer to ensure the quality. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management

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 is a professional company dedicated to the design, development, manufacture and sale of o-ring seal.
2. Innovation is one of Dms Seals Technology Co.,limited's core strengths.
3. Dms Seals Technology Co.,limited focuses on providing five-star customer service to customers. Inquire online!

Favorable rate

100%

Buyer impression