Worldwide Standard Cleanliness

27 Nov
By 未分类 Comments Off on Worldwide Standard Cleanliness

Worldwide Standard Cleanliness

Cleanliness

The cleanroom classification standards FS 209E and ISO 14644-1 require specific particle count measurements and calculations to classify the cleanliness level of a cleanroom or clean area.

ISO 14644-1

Maximum concentration limits (particles/m3 )
Classification Number (N) 0.1μm 0.2μm 0.3μm 0.5μm 1.0μm 5.0μm
ISO Class 1 10 2 – – – –
ISO Class 2 100 24 10 4 – –
ISO Class 3 1,000 237 102 35.2 8 –
ISO Class 4 10,000 2,370 1,020 352 83 –
ISO Class 5 100,000 23,700 10,200 3,520 832 29
ISO Class 6 1,000,000 237,000 102,000 35,200 83,200 293
ISO Class 7 – – – 352,000 832,000 2,930
ISO Class 8 – – – 35,200,000 8,320,000 29,300
ISO Class 9 – – – – – 293,000

Federal Standard 209E Airborne Particulate Cleanliness Classes

Diameter for Airborne Particle
ICR Cleanliness 0.1μm 0.2μm 0.3μm 0.5μm 0.5μm
Volume Units Volume Units Volume Units Volume Units Volume Units
SI Class (m3) (ft3) (m3) (ft3) (m3) (ft3) (m3) (ft3) (m3) (ft3)
M1 350 9.91 75.7 2.14 30.9 0.875 10.0 0.283 – –
M1.5 1 1240 35.0 265 7.50 106 3.00 35.3 1.00 – –
M2 3,500 99.1 757 21.4 309 8.75 100 2.83 – –
M2.5 10 12,400 350 2,650 75.0 1,060 30.0 353 10.0 – –
M3 35,000 991 7,570 214 3,090 87.5 1,000 28.3 – –
M3.5 100 – – 26,500 750 10.600 300 3,530 100 – –
M4 – – 75,700 2,140 30,900 875 10,000 283 – –
M4.5 1000 – – – – – – 35,300 1,000 247 7.00
M5 – – – – – – 100,000 2,830 618 17.5
M5.5 10,000 – – – – – – 353,000 10,000 2,470 70.0
M6 – – – – – – 1,000,000 28,300 6,180 175
M6.5 100,000 – – – – – – 3,530,000 100,00 24,700 700
M7 – – – – – – 10,000,000 283,000 61,800 1,750

JIS B 9920

Class Maximum concentration limits (particles/m3 )
0.1μm 0.2μm 0.3μm 0.5μm 1μm 05μm
Class1 10 2 — — — —
Class2 100 24 10 4 — —
Class3 100 237 102 35 8 —
Class4 10,000 2,370 1,020 352 83 —
Class5 100,000 23,700 10,200 3,520 832 29
Class6 — 237,000 102,000 35,200 8,320 293
Class7 — — — 352,000 83,200 2,930
Class8 — — — 3,520,000 832,000 29,300
Class9 — — — 35,200,000 8,320,000 293,000

Britain BS 5295

Classs Maximum concentration limits (particles/m3 )
0.5μm 1μm 5μm 10μm 25μm
Class 1 3,000 — 0 0 0
Class 2 300,000 — 2,000 30 —
Class 3 — 1,000,000 20,000 4,000 300
Class 4 — — 200,000 40,000 4,000

Worldwide Standard comparison

Worldwide Standard Class
ISO 14644-1 ISO 3 ISO 4 ISO 5 ISO 6 ISO 7 ISO 8
FS 209E Class 1 Class 10 Class 100 Class 1000 Class 10000 Class 100000
FS 209E(SI) M1.5 M2.5 M3.5 M4.5 M5.5 M6.5
JIS B 9920 Class 3 Class 4 Class 5 Class 6 Class 7 Class 8
Britain BS 5295 C D E/F G/H J K
Germany VD I.2083 1C 2 3 4 5 6
Australia AS 1386 0.035 0.35 3.5 35 350 3500
France AFNOR X44101 — — 4,000 — 4,000 4,000,000
Grade – A/B – C

Author

Related Posts

12 Dec

HaoAir Tech’s Clean Booth Information Introduction

HaoAir Tech’s Clean Booth Information Introduction Clean Booth Description Clean Booth is a portable Clean room system equipped with HEPA Fan Filter Unit, it generates stable and ideal laminar air flow inside. This unit can provides high cleanliness (ranging from Class 100 to Class 10 000)... read more

14 Oct

Personal Protective Equipment In Clean Room

Personal Protective Equipment In Clean Room Various tasks in the cleanroom carry various requirements for using personal protective equipment. The purpose of these rules is not to hinder your work but to keep you and those around you safe. Proper PPE will greatly reduce the... read more

07 Aug

What is the dust capacity of an air filter?

The use of air filters continues to increase in both industrial and civil areas. In different fields, the types of air filters used are also different. It is believed that most users of air filters will be unfamiliar with the word “dust capacity”. Only... read more

19 Nov

Note When Getting Cleanrooms

Note When Getting Cleanrooms Basically, there are various types of particles around us and a considerable amount of these particles are harmful to some manufacturing processes. Some everyday microorganisms too can be harmful to sensitive manufacturing processes. Since most of the industries consider manufacturing micro... read more

03 Nov

Air Filter’s Air Flow Rates In Different Cleanliness

Air Filter’s Air Flow Rates In Different Cleanliness For detailed information on Air Flow Rates, contact a HAOAIR specialists to get specific answers to your project. Class per ISO 14644 (Old FS 209 e) Average Airflow (Across Entire Room) Air Changes (per hour) ISO 8 (Class 100,000) 0.005 – 0.041 m/sec (1 – 8 ft/min) 5... read more

10 Nov

Characteristics of Air Showers

Characteristics of Air Showers Air showers is one of  the most important equipment of clean room. Installation of cleanrooms is a highly beneficial step for a manufacturing plant or a research facility that expects the supreme level of cleanliness and contamination-free, controlled environment. However, without... read more

15 Aug

Class 100 Operating Room Environment Control

The class 100 operating room’s environment must be controlled. Especially the temperature and humidity. Therefore, the operating room temperature in the design is set at t=22-25°C; the relative humidity is 35-60%. And the corresponding air conditioner and humidifier are configured according to different sizes... read more

29 Oct

ULPA Filters Introduction of HaoAir Tech

ULPA Filters Introduction of HaoAir Tech ULPA stands for Ultra Low Particulate Air. Growing market demand from advanced science and technology led to development of ULPA filters which provide a minimum of 99.999% efficiency (0.001% maximum penetration) on 0.3 micron particles for achieving better cleanliness... read more

26 Oct

HEPA Filters Instruction Of HaoAir Tech

HEPA Filters Instruction Of HaoAir Tech HEPA filters stands for High Efficiency Particulate Air. The HEPA filters work on diffusion principle to remove particulate matter. And are extremely important for maintaining contamination control. These filter particles as small as 0.3 µm (microns) with a 99.97%... read more

08 Nov

Introduction Of Clean Room Terminology

Introduction Of Clean Room Terminology What is a Clean room? Clean room is a enclosed area that’s controlled environmentally over atmospheric contamination, temperature, pressure and, often, humidity. What is a Clean room Air Lock: A room attached to the Cleanroom. This room has interlocking doors and its function... read more

Online Service
Live Chat