Semiconductor Industry

Semiconductor Industry - FMGE / FMDV Diaphragm ValveSemiconductor Industry - FMGE / FMDV Diaphragm Valve

Semiconductor Industry - FMGE / FMDV Diaphragm Valve

Factory Test : 100% helium leak rate inspection.
Service Life : 5 million cycles.
Wetted Surface Roughness : 0.13 μm ( 5 uin )
Wetted Surface Polishing Process : Electrolytic polishing.
Assembly Environment : ISO Class 5 / Federal Standard 100 Cleanroom.
Packaging : Double-layer packaging completed in the cleanroom.

Specifications

Operating Pressure Vacuum ~ 300 Psig
Internal Leakage Rate ≤1 x 10 - 11 Pa.m3/sec.He
External Leakage Rate ≤ 1 x 10 - 11 Pa.m3/sec.He
Operating Temperature -10 ~ 80℃
Flow Coefficient ( Cv ) 0.3、0.65
Operating Pressure Vacuum ~ 300 Psig

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