High Quality White/orange Color PTFE Back-up Ring

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price: Negotiable
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Delivery term: The date of payment from buyers deliver within days
seat: Zhejiang
Validity to: Long-term effective
Last update: 2018-02-21 23:45
Browse the number: 368
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5 High quality white/orange color PTFE Back-up Ring



PTFE back-up ring seal with low pressure, such as the use of O-ring, star-shaped ring and U-ring. Can significantly enhance and improve such ring sealed pressure capabilities and service life, has been widely used in hydraulic sealing system.

1, the wide temperature range;

2, the friction is small;

3, non-absorbent;

4, does not occur in the 177 °C temperature aging.

5, high precision;

6, excellent chemical resistance, can be used for almost all of the media;

7, no hardening of breakage;

PTFE back-up ring is made of pure PTFE and its composite block O-back-up ring for dynamic sealing p ≥ 10mpa located Circlip bearing surfaces of the O-ring, a single compression set up a retaining ring, the double-sided compression, set the two back-up ring. PTFE back-up ring for hydraulic O-ring seal, working pressure 0-70mpa temperature: -40 ° C - +200 ° C Suitable medium: hydraulic oil, water, steam.

STANDARD NO: MS-27595 

DASH
NO.

ID

T

W

DASH
NO.

ID

T

W

DASH
NO.

ID

T

W

004

2.03

1.27

1.40

140

57.25

1.27

2.24

332

60.27

1.85

4.70

005

2.82

141

58.85

333

63.45

006

3.18

142

60.43

334

66.62

007

3.96

143

62.03

335

69.80

008

4.75

144

63.60

336

72.92

009

5.56

145

65.20

337

76.15

010

6.35

146

66.78

338

79.32

011

7.92

147

68.38

339

82.50

012

9.53

148

69.95

340

85.67

013

11.18

149

71.55

341

88.85

014

12.78

210

19.13

1.27

3.02

342

92.02

015

14.35

211

20.70

343

95.20

016

15.95

212

22.30

344

98.37

017

17.53

213

23.88

345

101.55

018

19.13

214

25.48

346

104.72

019

20.70

215

27.05

347

107.90

020

22.38

216

28.65

348

111.07

021

23.95

217

30.23

349

114.25

022

25.55

218

31.83

425

114.35

2.74

5.99

023

27.13

219

33.40

426

117.53

024

28.73

220

35.00

427

120.70

025

30.30

221

36.58

428

123.88

026

31.90

222

38.18

429

127.05

027

33.48

223

41.38

430

130.23

028

35.08

224

44.55

431

133.40

110

9.50

1.27

2.24

225

47.75

432

136.58

111

11.10

226

50.93

433

139.75

112

12.67

227

54.10

434

142.93

113

14.27

228

57.28

435

146.10

114

15.85

229

60.45

436

149.28

115

17.45

230

63.63

437

152.80

116

19.02

231

66.80

438

158.80

117

20.70

232

69.98

439

165.15

118

22.28

233

73.15

440

171.50

119

23.88

234

76.33

441

177.85

120

25.45

235

79.50

442

184.20

121

27.05

236

82.68

443

190.55

122

28.63

237

85.85

444

196.90

123

30.23

238

89.03

445

203.25

124

31.80

239

92.20

446

215.95

125

33.40

240

95.38

447

228.65

126

34.98

241

98.55

448

241.35

127

36.58

242

101.73

449

254.05

128

38.15

243

104.90

450

266.75

129

39.75

434

108.08

451

279.45

130

41.38

245

111.25

452

292.15

131

42.95

246

114.43

453

304.85

132

44.55

247

117.60

454

317.55

133

46.13

325

38.02

1.85

4.70

455

330.25

134

47.73

326

41.20

456

342.95

135

49.33

327

44.40

457

355.65

136

50.90

328

47.57

458

368.35

137

52.50

329

50.75

459

381.05

138

54.08

330

53.92

460

393.75

139

55.68

331

57.10





38 STANDARD NO: MS-28774

DASH
NO.

ID

T

W

DASH
NO.

ID

T

W

DASH
NO.

ID

T

W

004

2.77

1.23
±
0.09

1.35
±
0.03

140

57.35

1.23
±
0.09

2.19
±
0.09

332

60.78

1.78
±
0.13

4.65
±
0.03

005

3.15

141

58.93

333

63.96

006

3.56

142

60.53

334

67.13

007

4.34

143

62.10

335

70.31

008

http://www.zhonggaoseals.com/

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