Shenzhen Zhong Jian South Environment Co., Ltd.
                                                                                                           
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23 Years
Since 2003
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ISO Clean Room Engineering International Standard

Price Negotiable
Price: negotiate
MOQ: 1
Delivery Time: 18 days
Brand: ZJNF
Product Description

Clean Room Engineering Overview

Clean room engineering systematically controls airborne particles, bacteria, temperature, humidity, and pressure to provide ultra-clean environments for precision manufacturing (e.g., semiconductors, biopharmaceuticals). Its core objective is to maintain specific cleanliness levels (e.g., ISO Class 1 to 9) for pollution-sensitive production processes.


Key Technologies & Components

  1. Air Filtration System

    • Uses HEPA (99.97% @ 0.3μm) or ULPA (99.9995% @ 0.12μm) filters with three-stage filtration (pre-filter, medium filter, high-efficiency filter).
    • Unidirectional airflow design (vertical/horizontal) ensures uniform air distribution and prevents particle accumulation.
  2. Building Structure & Materials

    • Walls:‌ Seamless welded stainless steel or color steel panels with rounded corners to eliminate cleaning dead zones.
    • Floor:‌ Epoxy self-leveling or anti-static PVC flooring; raised floors for concealed piping.
    • Ceiling:‌ Integrated FFU (Fan Filter Unit) with high-efficiency air supply.
  3. Pressure & Environmental Control

    • Maintains positive pressure (e.g., >15Pa) to prevent external contamination.
    • Temperature and humidity control within ±1°C and ±5% RH for semiconductor or pharmaceutical needs.

Cleanliness Classifications & Applications

Class Particle Limit (≥0.5μm/m³) Typical Applications
ISO Class 1 ≤1 5nm chip manufacturing, lithography
ISO Class 5 ≤3,520 Vaccine filling, precision optics
ISO Class 7 ≤352,000 Electronics assembly, food packaging

Construction & Maintenance Key Points

  1. Cleanroom Construction Process

    • phased construction with cleaning/testing after each stage.
    • 3D modeling for optimized piping layout to avoid cross-contamination.
  2. Personnel & Material Management

    • Air showers for personnel; separate clean/dirty material pathways.
    • Cleanroom tools and anti-static packaging minimize secondary contamination.
  3. Regular Maintenance

    • Real-time particle monitoring; filter replacement as needed.
    • Sterilization and cleanroom cleaning (e.g., lint-free wipes, liquid-sealed drains).

Industry Trends & Challenges

  • Market Size:‌ Global market exceeds $300 billion in 2024, driven by semiconductors and biopharma.
  • Technical Challenges:‌ Corrosion-resistant design in coastal areas (e.g., Qingdao); energy-saving solutions (e.g., variable-speed FFU).

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Zhong Jian South Environment Co., Ltd.
Location 9th Floor, Block C, Coolpad Building, Intersection Of Keyuan Avenue And Baoshen Road, Nanshan Gaoxin North District, Songpingshan Community, Xili Street, Shenzhen city, Guangdong, China
Contact Person Serena

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