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Clean laminar flow hood
Overview:
Purified laminar flow cover is an air purification unit that can provide a locally clean environment，It can be installed flexibly above the process points requiring high cleanliness.
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DETAIL:
Introduction detail:
Purified laminar flow cover is an air purification unit that provides a local clean environment. It can be flexibly installed above the process point where high cleanliness is required. It can be used alone or in combination to form a strip-shaped clean area.Purified laminar flow cover passes the air through a high-efficiency filter at a certain wind speed to form a uniform flow layer, so that the clean air is vertically unidirectional, thereby ensuring the cleanliness of the process area.
Features:
●The cabinet is made of high quality SUS304 stainless steel, which is easy to clean;
● Top air supply, high efficiency filter efficiency ≥99.99%@0.3um, the operating area purification level is higher than the room cleanliness;
● The inverter adjusts the wind speed ; the button controls the lighting and power.
Parameter:
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Technical reference |
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Material |
Stainless steel panel |
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Features |
Hanging type landing support type |
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Applications |
Precision Machinery, Electronics, Pharmaceuticals, Food, Fine Chemicals Usage, purification |
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Usage |
purification |
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Average wind speed |
0.25-0.45m/s (adjustable) |
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Noise |
≤62dB(A) |
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Power supply |
220V 50HZ |
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Certification |
ISO9001:2008; SGS |
FAQ
- 1 Can pharmaceutical-grade cleanroom components be used in semiconductor fabs?
- 2 What cleanroom classification is required for ASML’s high-NA EUV lithography tools?
- 3 How long should the booth run before use?
- 4 How does a negative pressure weighing booth work?
- 5 How does laminar flow protect sensitive work surfaces?
- 6 What equipment is needed for safe powder weighing?
- 7 How is airflow managed in local clean equipment setups?
- 8 How to maintain air quality in modular cleanroom structures?
1
Can pharmaceutical-grade cleanroom components be used in semiconductor fabs?
Yes—and they’re increasingly preferred. Pharmaceutical clean room panels and Pharmaceutical cleanroom ceiling systems meet or exceed semiconductor requirements for low outgassing, surface smoothness, and cleanability. Their certified VOC profiles, ESD-compliant finishes, and gasketed construction make them ideal for EUV tool enclosures and metrology bays. Just ensure the supplier validates performance against SEMI standards—not just ISO or USP <797>.
2
What cleanroom classification is required for ASML’s high-NA EUV lithography tools?
ASML specifies localized ISO Class 3 (equivalent to class 100 clean room in older Fed-Std-209E terms) conditions directly around the scanner’s optical column and reticle stage. Surrounding tool service zones typically require ISO Class 4–5, while general fab bays may operate at ISO Class 7 (class 10000 clean room). Full compliance requires zoned pressure cascades, real-time particle monitoring, and validated recovery times under 20 seconds after door opening—verified per ISO 14644-3.
3
How long should the booth run before use?
Turn on and run for 20 minutes minimum before use to establish proper airflow patterns and achieve required cleanliness levels.
4
How does a negative pressure weighing booth work?
The working area operates under negative pressure relative to background area. Static cleanliness equals background area cleanliness. Close exhaust port to create positive pressure for achieving Class A static cleanliness.
5
How does laminar flow protect sensitive work surfaces?
Unidirectional airflow protects products from contamination. A standard Clean laminar flow hood offers vertical or horizontal flow for benchtop work. The cleanroom Clean laminar flow hood variant integrates directly into facility designs for permanent stations. For flexible needs, a cleanroom Moving Laminar Hood Vehicle allows mobility across different workspaces. These units ensure ISO Class 5 conditions directly over the work surface to prevent particle settlement.
6
What equipment is needed for safe powder weighing?
Handling powders requires containment to protect operators. A cleanroom Negative Pressure Weighing Room prevents dust escape by maintaining lower pressure than surrounding areas. Materials enter through a cleanroom Pass Box to maintain zone integrity. General cleanroom Equipment must be compatible with cleaning agents used in these zones. Safety protocols ensure hazardous materials remain contained during weighing and dispensing processes.
7
How is airflow managed in local clean equipment setups?
Localized protection reduces overall facility costs. cleanroom Local Clean Equipment targets specific workstations effectively. A Clean laminar flow hood provides unidirectional airflow over open processes. For mobility, a cleanroom Moving Laminar Hood Vehicle allows flexible positioning of clean air zones where temporary sterile conditions are required for maintenance or setup.
8
How to maintain air quality in modular cleanroom structures?
Modular systems offer flexibility and speed. A cleanroom Clean Booth can be installed within existing facilities easily. Airflow is driven by a cleanroom Clean laminar flow hood mechanism. Regular filter checks are essential. Using a Clean Booth structure allows for rapid reconfiguration of production lines without compromising the established air cleanliness classification levels required for operation.
