DMS SEALS TECHNOLOGY CO.,LIMITED

The Professional Sealing Solution Supplier(O Ring Suppliers & Oil Seal Manufacturers).

DMS Seals - Hydraulic Seals and Oil Ring Seals Manufacturer & Supplier

Mail to: sales@dmsseals.com tel:+86-757-86235767

New double acting mechanical seal wholesale 1

New double acting mechanical seal wholesale 2

New double acting mechanical seal wholesale

Diameter Range:

3-1600mm

Pressure Range:

0-60MPa

Temperature Range:

-45℃+200℃

Speed:

15 m/s

Medium:

hydraulic oil, flame retardant liquid, water, gas

Inquiry

Company Advantages
1. The check for DMS Seals is strictly executed. All its components are thoroughly inspected for dimension specification and chemical composition. We can support OEM and ODM
2. DMS Seals is the preferred brand of double acting mechanical seal . Quality control of the seals is the basis for DMS Seals
3. The product features high CRI. Its light is naturally close to the sun's, dramatically improves the appearance of an object. DMS Seal manufacturer is a technology enterprise which specialized in the R&D and production of seals
4. This product can last for a long time. Its surface is coated with protective substances to prevent exterior chemical corrosion. DMS Seal manufacturer provides good quality and competitive price hydraulic seals

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

8.9

9.9

10.9

2.2

GSJ4*8.9*2.2

GSJ5*9.9*2.2

GSJ6*10.9*2.2

5.28*1.78

6.75*1.78

7.65*1.78

12.9

15.3

14.9

2.2

3.2

2.2

GSJ8*12.9*2.2

GSJ8*15.3*3.2

GSJ10*14.9*2.2

9.25*1.78

10.77*2.62

11.8*1.78

17.3

16.9

19.3

3.2

2.2

3.2

GSJ10*17.3*3.2

GSJ12*16.9*2.2

GSJ12*19.3*3.2

12.37*2.62

13.3*1.78

13.94*2.62

18.9

21.3

19.9

2.2

3.2

2.2

GSJ14*18.9*2.2

GSJ14*21.3*3.2

GSJ15*19.9*2.2

15.6*1.78

15.54*2.62

16.67*1.78

22.3

20.9

23.3

3.2

2.2

3.2

GSJ15*22.3*3.2

GSJ16*20.9*2.2

GSJ16*23.3*3.2

17.12*2.62

17.17*1.78

18.72*2.62

22.9

25.3

29.7

2.2

3.2

4.2

GSJ18*22.9*2.2

GSJ18*25.3*3.2

GSJ19*29.7*4.2

18.77*1.78

20.29*2.62

23.39*3.53

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

Company Features
1. Over the years, we have built up a strong customer base that is loyal to us for years. The long-term cooperation with those customers promotes to achieve a win-win situation.
2. DMS Seals is dedicated to the success of each customer throughout the lifetime of our business. Contact!

we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.