11
Aug
In this paper, the clean room’s classification is analyzed according to different situations, which can help people better understand clean rooms.
1. According to the airflow clean room’s classification are as follow:
(1) Laminar flow type:
Airflow with parallel flow lines, uniform flow velocity, and single direction... read more
10
Aug
Cleanroom can be classified into industrial cleanroom, bio-medicine cleanroom, biosafety cleanroom. The industrial cleanroom mainly controls the inactive dust particles and maintains the relative positive pressure on the adjacent room. It is suitable for electronic industry and precision industry and so on. The bio-medical... read more
09
Aug
According to the analysis of American FDA(Food and Drug Administration) data. The pollution caused by operators in the sterile room will reach 95% of the total pollution sources. How to control people’s contamination of drugs is an urgent problem to be solved. Therefore, in... read more
21
Nov
Cleanrooms Operate
Cleanrooms are designated areas that are free from contaminants and airborne particles. These designated areas are generally used either for manufacturing or research processes. However, compared to most manufacturing processes, cleanrooms are strictly safer and free from many types of airborne particles. In... read more
25
Nov
Filter Integrity Test
PAO Method
(For testing HEPA) In the PAO test, a gas type of smoke will be generated by the PAO generator. After using the photometer to test the concentration on the upstream of the HEPA, a particle counter will be put at the... read more
16
Oct
What differentiates cleanroom HVAC to conventional systems?
Cleanroom HVAC design encompasses much more than conventional temperature and humidity control. Typical office building air contains from 500,000 to 1,000,000 particles (0.5 microns or larger) per cubic foot of air. A Class 100 clean room is designed... read more
14
Oct
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
03
Nov
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
08
Oct
General Clean room Regulations
Below is a list of general clean room regulations recommended as a minimum for the successful operation of a cleanroom. All professional cleaning personnel should be aware and follow these regulations at all times.
Regulations
All personal items such as keys, watches, rings,... read more
08
Nov
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