hot sale perfect circle piston rings supplier for larger piston clearance

Company Advantages
1. DMS Seals is expert-crafted in a broad range of styles and finishes to handle today's toughest demands.
2. DMS Seals is designed by a team of professionals. They evaluate the product in a short time according to the needs and put forward the most appropriate design concept and complete it.
3. DMS Seals is constructed applying high-end technology and using the finest materials.
4. The new type of DMS Seals designed by our experts is very attractive and practical.
5. A team of quality people gets the product done quality every time.
6. The product is poppular on the market with powerful functions and stable performance.
7. There is continuous attention to quality throughout the production process.
8. Dms Seals Technology Co.,limited seizes perfect circle piston rings market with its strategy.
9. Dms Seals Technology Co.,limited provides opportunities for growth and development to our partners.
10. With a convenient sales network and high-quality service mechanism, Dms Seals Technology Co.,limited is unique in the market.
11. Dms Seals Technology Co.,limited has won high attention and praise from perfect circle piston rings industry and market.

1. Installation Recommendation 

2. Installation Sizes

Rod Diameter                         dN 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	-	dN+4.9	2.2	0.4	0.3	0.20	0.15	1.78
8-18.9	19-37.9	-	dN+7.3	3.2	0.6	0.4	0.25	0.15	2.62
19-37.9	38-199.9	8-18.9	dN+10.7	4.2	1.0	0.4	0.25	0.20	3.53
38-199.9	200-255.9	19-37.9	dN+15.1	6.3	1.3	0.5	0.30	0.20	5.33
200-255.9	256-649.9	38-199.9	dN+20.5	8.1	1.8	0.6	0.35	0.25	7.00
256-649.9	650-999.9	200-255.9	dN+24.0	8.1	1.8	0.6	0.35	0.25	7.00
650-999.9	≥1000.0	256-649.9	dN+27.3	9.5	2.5	0.7	0.50	0.30	8.40
≥1000.0	-	650-999.9	dN+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
dN h9	D1 H9	L1+0.2
20 20 22	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
22 25 25	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
28 30 32	38.7 40.7 42.7	4.2 4.2 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
35 36 38	45.7 46.7 53.1	4.2 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
40 40 42	50.7 55.1 57.1	4.2 6.3 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
45 45 50	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
50 55 56	65.1 70.1 66.7	6.3 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
56 56 60	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 takes the lead in developing and producing . We have been dedicated to this industry for many years. Dms Seals Technology Co.,limited is one of China’s leading providers of perfect circle piston rings . We specialize in development, design, and manufacture. Dms Seals Technology Co.,limited has been a reliable manufacturer of . We are extensively accepted both in the domestic and international market.
2. mechanical seal face material selection is manufactured with the technology of to ensure quality. With its stable product quality and its brand, Dms Seals Technology Co.,limited has established service networks nation-wide to serve consumers. Producing high quality u seal manufacturers has always the goal for our technical staff. Introduced from abroad, our technology applied in manufacturing window seal manufacturers is our biggest strength. There are many production lines to ensure capacity and strict QC to ensure quality in Dms Seals Technology Co.,limited.
3. We will constantly improve and produce the best link seal supplier . Contact us! Where there is a need from customers, Dms Seals Technology Co.,limited will provide timely help. Contact us! DMS Seals adheres to the core concept of and regards as the core values. Contact us! Dms Seals Technology Co.,limited will strive to strengthen quality management and improve business efficiency. Contact us! Dms Seals Technology Co.,limited has always followed our enterprise spirit of . Contact us!

hot sale perfect circle piston rings supplier for larger piston clearance

perfect circle piston rings

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