Clean Room Manufacturing-12

Clean Room - Clean Room Manufacturing MET 144 Introduction A cleanroom is an environment typically used in manufacturing or scientific research

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Clean Room Manufacturing MET 144
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Introduction A cleanroom is an environment, typically used in manufacturing or scientific research, that has a low level of environmental pollutants such as dust, airborne microbes , aerosol particles and chemical vapors. More accurately, a cleanroom has a controlled level of contamination that is specified by the number of particles per cubic meter at a specified particle size.
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Old U.S 209E Standard US FED STD 209E cleanroom standards particle/ft³ Class 0.1 µm 0.2 µm 0.3 µm 0.5 µm 1 µm 5 µm 1 35 7 3 1     10 350 75 30 10 1   100 3500 750 300 100 10 1 1,000       1,000 100 10 10,000       10,000 1,000 100 100,000       100,000 10,000 1,000
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New ISO 14644-1Standard particle/m³ Class 0.1 µm 0.2 µm 0.3 µm 0.5 µm 1 µm 5 µm ISO 1 10 2         ISO 2 100 24 10 4     ISO 3 1,000 237 102 35 8   ISO 4 10,000 2,370 1,020 352 83   ISO 5 100,000 23,700 10,200 3,520 832 29 ISO 6 1,000,000 237,000 102,000
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This note was uploaded on 01/13/2011 for the course MET 144 taught by Professor Handy,r during the Spring '08 term at Purdue University-West Lafayette.

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Clean Room - Clean Room Manufacturing MET 144 Introduction A cleanroom is an environment typically used in manufacturing or scientific research

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