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Unique Vacuum Systems, Bangalore India, Supplier of Vacuum Pumps, Measuring instruments, Helium leak testing services
 
 

Manual Ultra-high Vacuum Gate Valve
Unique Vacuum    Unique Vacuum

Manual Ultra-high Vacuum Gate Valve uses a handle to drive steel ball shelf ,to perform valve plate open and close action, fold plate by spring force , open then exit. It is used to put through or cut off the air passage in ultrahigh vacuum system. Applicable medium can be pure air and noncorrosive gases.

Main Technical Performance:

applicability(m.Bar)

103~1.3x10-9

Valve leak rate(m.Bar.L/S)

DN≤200≤1.3x10-9
DN≥250≤6.7x10-9

Applicable temperature(°C )

≤150(except gearing)

The differential pressure between the two sides of valve opening(Pa)

≤2.7x103

disc sealing

Viton

shaft seal sealing

stainless steel bellows

Overall and Connection Dimensions(mm)

Model

latus rectum(DN)

ΦD

ΦD0

ΦD1

ΦD2

ΦD3

H

A

n-d

L

L1

B

flange standard

MGV-50A

50

89

72.4

61.6

55.6

/

60

91

8-M8

493

165

80

GB/T6071

MGV -63A

63

114

92.1

82.6

76.6

/

65

105

8-M8

547

190

80

MGV -80A

80

130

110

99

93

/

65

130

16-M8

607

225

80

MGV -100A

100

152

130.2

120.7

114.7

/

70

152

16-M8

660

267

100

MGV -150A

150

202

181

171.5

165.5

/

70

202

20-M8

784

350

100

MGV -200A

200

254

231.8

222.3

216.6

/

80

251

24-M8

882

426

100

MGV -250A

250

314

288

308

275

271

85

300

24-M10

1146

570

130

JB5278

MGV -300A

300

365

338

353

323

318

90

352

32-M10

1206

613

130

/

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