Modified PTFE Alternative Rulon Ar for Piston Ring

Modified PTFE Alternative Rulon Ar for Piston Ring

PFC-7
​Kintowe piston wear rings have the advantages of excellent compressive, tensile, wear, fire, heat and chemical corrosion resistant property, can adapt to the complex working conditions.
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Description

Our PTFE Filled with Bronze Guide Tapes, Spherical Rod End Bearings, Dust Rings has been recognized by customers around the globe for its outstanding performance, durability and ease of use. Through providing high-quality products and services, we can meet the needs of customers to the maximum extent, create the maximum value for customers and achieve win-win situation between the company and customers. The core of our culture is entrepreneurship, continuous innovation, high efficiency, honesty and continuous pursuit of excellence in the service field. We actively communicate with customers, answer questions raised by customers, make records, organize and classify representative information related to the development and growth of the company, and timely transmit the information to relevant departments. Over the years, we have always implemented the purpose of emphasizing quality in every work, and thus won the trust and support of the industry.

Our piston wear rings are composed of phenolic resin reinforced with ultra strong special fiber, added with solid lubricants, processed under certain temperature and pressure. Compare to other fiber-reinforced (cotton fiber, polyester fiber, polyamide fiber and so on) phenolic products, this material has the largest compressive strength, it is suitable used as back-up rings for mine, coal machinery and equipment.

Product parameter

Color

Grey

Material

Phenolic resin reinforced with ultra strong special fiber PFC-7)

Density

1.2-1.4g/cm³

0.043-0.051lb/in³

Tensile Strength

74MPa

10730PSI

Ultimate Compressive Strength

460MPa

66700PSI

Impact Strength

45 J/m


Rockwell Hardness

110HRM


Coefficient of friction

0.15-0.25(Dry)

0.07-0.12(Oil)


Temperature

-40° to 200° C

-104° to 392° F

Product application

Kintowe piston wear rings guide pistons and piston rods in a hydraulic cylinder, minimizing transverse forces and preventing metal-to-metal contact. Use of wear rings reduces friction and optimizes the performance of piston and rod seals.

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Product details

Machining Tolerances

Height: 0/-0.30

Thickness: 0/-0.05

Outer diameter(OD): ±0.1

Inner diameter(ID): ±0.1

Cut gap could be in angle cut, butt cut, step cut

Outer diameter（OD）

≤100

100＜OD＜200

200≤OD＜400

400≤OD＜600

Cut gap

2

3

4

5

Limit deviation

±1

±1

±1

±1

Product qualification

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Piston guide rings

OD x ID x H


OD x ID x H


OD x ID x H


OD x ID x H

16 x 11 x 5.6

50 x 45 x 5.6


75 x 70 x 5.6


120 x 114 x 13

16 x 12.9 x 4

50 x 45 x 6.3


75 x 70 x 9.7


120 x 114 x 20


50 x 45 x 9.7




120 x 114 x 30

18 x 13 x 5.6

50 x 46 x 12


80 x 72 x 12


120 x 114 x 40

18 x 14.9 x 4

50 x 46.9 x 4


80 x 74 x 13


120 x 115 x 9.7




80 x 74 x 20



20 x 15 x 5.6

55 x 50 x 4


80 x 74 x 25


125 x 119 x 13

20 x 16.9 x 4

55 x 50 x 5.6




125 x 119 x 15


55 x 50 x 9.7


80 x 75 x 5.6


125 x 119 x 20

25 x 20 x 5.6

55 x 50 x 25


80 x 75 x 9.7


125 x 119 x25

25 x 21.9 x 4



80 x 75 x 15


125 x 119 x 30


60 x 54 x 10




125 x 120 x 9.7

30 x 24 x 10

60 x 54 x 13


85 x 79 x 30



30 x 25 x 5.6

60 x 54 x 20


85 x 80 x 5.6


130 x 124 x 13

30 x 26.9 x 4

60 x 54 x 30


85 x 80 x 9.7


130 x 124 x 30






130 x 125 x 9.7

32 x 27 x 5.6

60 x 55 x 5.6


90 x 84 x 13



32 x 28.9 x 4

60 x 55 x 6.3


90 x 84 x 20


135 x 129 x 13


60 x 55 x 9.7


90 x 85 x 5.6



35 x 30 x 5.6



90 x 85 x 9.7


140 x 134 x 13

35 x 31.9 x 4

63 x 57 x 13




140 x 134 x 20


63 x 57 x 20


95 x 89 x 13


140 x 134 x 25

40 x 34 x 10

63 x 58 x 5.6


95 x 90 x 9.7


140 x 134 x 30

40 x 35 x 5.6

63 x 58 x 6.3




140 x 135 x 9.7

40 x 35 x 9.7

63 x 58 x 9.7


100 x 94 x 13


140 x 135 x 15

40 x 36 x 10

63 x 58 x 10


100 x 94 x 20



40 x 36.9 x 4



100 x 94 x 25


145 x 139 x 30


65 x 59 x 13


100 x 94 x 30



45 x 39 x 10

65 x 59 x 20


100 x 95 x 9.7


150 x 144 x 13

45 x 40 x 5.6

65 x 60 x 5.6




150 x 144 x 20

45 x 41 x 12

65 x 60 x 9.7


110 x 104 x 13


150 x 144 x 30

45 x 41.9 x 4



110 x 104 x 20


150 x 144 x 40


70 x 64 x 13


110 x 104 x 30


150 x 145 x 9.7

50 x 44 x 10

70 x 64 x 20


110 x 105 x 9.7


150 x 145 x 15


70 x 65 x 5.6


110 x 105 x 15




70 x 65 x 9.7




155 x 149 x 13


70 x 65 x 20


115 x 109 x 13







115 x 110 x 9.7



OD x ID x H


OD x ID x H


OD x ID x H


160 x 154 x 13


210 x 205 x 9.7


300 x 292 x 20



160 x 154 x 15


210 x 205 x 15


300 x 292 x 25



160 x 154 x 19.5




300 x 292 x 40



160 x 154 x 30


220 x 212 x 20


300 x 295 x 15



160 x 154 x 35


220 x 212 x 30


300 x 295 x 25



160 x 154 x 50


220 x 214 x 19.5







220 x 214 x 30


400 x 392 x 30



160 x 155 x 9.7


220 x 215 x 9.7





160 x 155 x 15


220 x 215 x 15












170 x 160 x 20


230 x 225 x 15





170 x 164 x 19.5







170 x 164 x 20


240 x 232 x 25





170 x 164 x 30


240 x 232 x 40





170 x 165 x 9.7


240 x 235 x 9.7





170 x 165 x 15


240 x 235 x 15












180 x 172 x 40


250 x 242 x 20





180 x 174 x 13


250 x 242 x 25





180 x 174 x 19.5


250 x 242 x 40





180 x 174 x 30


250 x 244 x 19.5





180 x 175 x 9.7


250 x 244 x 50





180 x 175 x 15









250 x 245 x 9.7





190 x 184 x 25


250 x 245 x 15





190 x 184 x 30







190 x 185 x 9.7


260 x 255 x 9.7





190 x 185 x 15


260 x 255 x 15












200 x 192 x 25


270 x 262 x 25





200 x 194 x 20


270 x 262 x 30





200 x 194 x 30







200 x 194 x 50


280 x 272 x 25







280 x 275 x 15





200 x 195 x 9.7


280 x 275 x 25





200 x 195 x 15







200 x 195 x 20







Rod guide rings

ID x OD x H


ID x OD x H


ID x OD x H


ID x OD x H

12 x 15 x 6.3

30 x 33.1 x 4


45 x 49 x 15


65 x 70 x 9.7

12 x 15.1 x4

30 x 34 x 10


45 x 50 x 5.6


65 x 71 x 13


30 x 35 x 5.6


45 x 50 x 9.7


65 x 71 x 20

14 x 17.1 x 4



45 x 51 x 13


65 x 71 x 40


32 x 35 x 5.6


45 x 51 x 20



15 x 18.1 x 4

32 x 35.1 x 4.2


45 x 51 x 40


70 x 75 x 9.7


32 x 36 x 10




70 x 76 x 13

16 x 19 x 6

32 x 36 x 15


50 x 55 x 5.6


70 x 76 x 20

16 x 19.1 x 4

32 x 36 x 20


50 x 55 x 9.7


70 x 76 x 30

16 x 20 x 10



50 x 55 x 15


70 x 76 x 40


32 x 37 x 5.6


50 x 56 x 13


70 x 76 x 50

18 x 21.1 x 4

32 x 37 x 9.7


50 x 56 x 20




32 x 38 x 10


50 x 56 x 30


75 x 80 x 9.7

20 x 23 x 10





75 x 81 x 13

20 x 23.1 x4

35 x 38 x 10


55 x 60 x 5.6


75 x 81 x 20

20 x 24 x 5.6

35 x 39 x 20


55 x 60 x 9.7


75 x 81 x 30


35 x 40 x 5.6




75 x 81 x 60

22 x 25 x 10

35 x 40 x 9.7


56 x 61 x 5.6



22 x 25.1 x 4

35 x 41 x 10


56 x 61 x 9.7


80 x 85 x 9.7




56 x 62 x 13


80 x 85 x 15

25 x 28 x 6

36 x 40 x 10


56 x 62 x 16


80 x 86 x 13

25 x 28 x 10

36 x 40 x 30


56 x 62 x 30


80 x 86 x 20

25 x 28 x 20

36 x 41 x 5.6


56 x 62 x 40



25 x 28.1 x 4

36 x 41 x 9.7




80 x 86 x 25

25 x 28.1 x 4.2

36 x 42 x 10


60 x 65 x 5.6


80 x 86 x 30




60 x 65 x 9.7


80 x 86 x 40

25 x 29 x 5.6

40 x 43 x 5.6


60 x 65 x 15


80 x 86 x 50

25 x 29 x 10

40 x 44 x 10


60 x 66 x 13



25 x 29 x 20

40 x 44 x 20


60 x 66 x 20


85 x 90 x 9.7

25 x 30 x 5.6

40 x 44 x 25


60 x 66 x 30


85 x 90 x 15

25 x 31 x 10

40 x 45 x5.6




85 x 91 x 13


40 x 45 x 9.7


63 x 68 x 5.6


85 x 91 x 20

28 x 31.1 x 4



63 x 68 x 9.7


85 x 91 x 25

28 x 32 x 10

40 x 46 x 10


63 x 68 x 15



28 x 33 x 5.6

40 x 46 x 15


63 x 69 x 13



28 x 34 x 10

40 x 46 x 20


63 x 69 x 20




40 x 46 x 25


63 x 69 x 30










ID x OD x H


ID x OD x H


ID x OD x H



90 x 95 x 9.7


125 x 131 x 13


180 x 185 x 9.7



90 x 95 x 15


125 x 131 x 30


180 x 185 x 15



90 x 96 x 13


125 x 131 x 40


180 x 186 x 19.5



90 x 96 x 20


125 x 131 x 50





90 x 96 x 30




195 x 203 x 25



90 x 96 x 40


125 x 133 x 20







125 x 133 x 30


200 x 205 x 15



95 x 100 x 9.7


125 x 133 x 45


200 x 205 x 25



95 x 100 x 15


125 x 133 x 60









220 x 218 x 25



100 x 105 x 9.7


127 x 133 x 13





100 x 105 x 15




220 x 225 x 15





130 x 135 x 9.7


220 x 225 x 25



100 x 106 x 13


130 x 135 x 15


220 x 228 x 25



100 x 106 x 20







100 x 106 x 25


135 x 141 x 90


235 x 243 x 30



100 x 106 x 30







100 x 106 x 40


140 x 145 x 9.7


250 x 255 x 15



100 x 106 x 50


140 x 145 x 15


250 x 255 x 25










105 x 111 x 20


140 x 146 x 13


255 x 263 x 25





140 x 146 x 20





110 x 115 x 9.7


140 x 146 x 25


264 x 272 x 24



110 x 115 x 15


140 x 146 x 40





110 x 116 x 13


140 x148 x 20


305 x 313 x 25



110 x 116 x 20







110 x 116 x 30


150 x 155 x 9.7


365 x 373 x 35





150 x 155 x 15





115 x 121 x 20


150 x 156 x 19.5







150 x 156 x 30





120 x 125 x 9.7


150 x 158 x 20





120 x 125 x 15







120 x 126 x 40


160 x 165 x 9.7





120 x 126 x 50


160 x 165 x 15







160 x 166 x 30





125 x 130 x 9.7


160 x 168 x 30





125 x 130 x 15


160 x 168 x 40





We hope to continue to improve our brand influence by providing a variety of Modified PTFE Alternative Rulon Ar for Piston Ring with high practicality. It marks that the development of my country's pharmaceutical packaging industry will take a new step! We constantly improve our customers' satisfaction and trust, which is the secret to win the market.

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