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Stainless Steel EO Sterilization Chamber
The Stainless Steel EO Sterilization Chamber is the core processing chamber of an ethylene oxide sterilization system. It provides a sealed environment in which EO gas can reach the required concentration and exposure conditions while temperature, humidity, pressure and sterilization time are controlled throughout the cycle. Riches uses stainless steel for the chamber's product-contact and internal processing surfaces to provide a smooth, cleanable structure suitable for repeated industrial sterilization cycles. Chamber dimensions, loading configuration, door arrangement and internal accessories can be engineered according to product size, batch capacity and factory layout.
Features
Hangzhou Riches Engineering Co., Ltd. is one of the leading manufacturers and suppliers of stainless steel eo sterilization chamber in China. With abundant experience, we warmly welcome you to wholesale durable stainless steel eo sterilization chamber for sale here from our factory. If you have any enquiry about custom service and ODM service, please feel free to email us.
01. EO Sterilization Chamber Body
The chamber body forms the sealed processing space required for Ethylene Oxide (EO) sterilization. Its smooth stainless steel interior facilitates cleaning between production batches and withstands repeated exposure to controlled temperature, humidity, and pressure conditions.
Chamber volume can be customized to meet specific loading requirements, making it suitable for a wide range of products, including medical consumables, syringes, catheters, wound care products, surgical instruments, and packaged disposable medical devices.
02. Sealed Chamber Door
The chamber door serves as the primary physical barrier between the sterilization environment and the external production area. It utilizes a specialized sealing design to maintain the required chamber pressure and minimize uncontrolled EO leakage during the sterilization process.
Depending on the production layout, Riches offers EO sterilization chambers with either single-door configurations for standard production areas or double-door configurations for pass-through (dual-access) workflows.
03. EO Gas Distribution System
The EO gas distribution system introduces the sterilant into the chamber and ensures its uniform distribution throughout the loading space. Inlet placement and internal circulation configurations are specifically engineered based on chamber dimensions and product loading characteristics.
Uniform gas distribution is critical, as sterilization efficacy depends on EO concentration, temperature, humidity, exposure time, and the degree of contact between the gas and the product.
04. Vacuum and Pressure Systems
The vacuum system evacuates air from the chamber prior to EO injection and assists in the subsequent gas removal phase. Pressure sensors continuously monitor internal chamber conditions throughout the execution of the preset sterilization cycle.
Riches integrates vacuum and pressure control functions into the automated control system, ensuring that every process stage operates strictly according to preset parameters.
EO Sterilization Chamber Working Process
The ethylene oxide sterilization chamber operates through a controlled multi-stage cycle rather than simply filling the chamber with EO gas.
Preconditioning
Products are brought to the required temperature and humidity conditions before sterilization. This step helps establish consistent conditions for EO penetration.
Vacuum
Air is removed from the sealed chamber to prepare the loading environment for EO introduction and improve gas distribution around the products.
Humidification
Controlled moisture is introduced to establish the humidity conditions required by the validated EO sterilization process.
EO Gas Injection
A predetermined quantity of EO is introduced into the chamber. The control system monitors pressure and process parameters during gas injection.
Sterilization Exposure
Products remain inside the chamber for the specified exposure period. Temperature, humidity, pressure and sterilization time are monitored throughout the cycle.
EO Evacuation
After exposure, the chamber undergoes controlled evacuation to remove EO gas from the sterilization environment.
Aeration
Products are transferred through controlled aeration conditions to reduce residual EO and ethylene chlorohydrin levels to the limits required by the applicable product and regulatory requirements.
Advantages of Riches EO Sterilization Chambers
Engineered Sterilization Chambers
Riches designs sterilization chambers not merely as standalone vessels, but as integral components of a complete EO sterilization system-encompassing vacuum, heating, humidification, EO injection, aeration, and automated control.
This design philosophy ensures that the chamber volume, door configuration, piping connections, and equipment layout align perfectly with the client's specific sterilization process.
Customizable Chamber Capacity
Different medical products require varying loading methods and chamber volumes. Riches customizes chambers based on factors such as:
Effective chamber volume
Product dimensions
Pallet or trolley loading methods
Batch size
Single-door or double-door configuration
Facility layout
EO sterilization cycle requirements
Automated loading/unloading needs
Integrated Process Control
The sterilization chamber integrates with a PLC-based control system to automate the management of the sterilization cycle. The system monitors and records critical process parameters, including temperature, humidity, pressure, vacuum levels, EO injection quantity, and exposure time.
This provides operators with structured process records, facilitating production management and sterilization validation.
Stainless Steel EO Sterilization Chamber Customization
Riches provides engineering customization rather than a fixed chamber size. The technical configuration can be developed according to the customer's production requirements.
Customizable Parameters
| ConfigurationCustomization Options | |
|---|---|
| Chamber Volume | Customized according to batch size |
| Chamber Structure | Single-door / Double-door |
| Internal Material | Stainless steel configuration |
| Loading Method | Trolley / Pallet / Customized loading |
| Door Configuration | Manual / Automatic options |
| Control System | PLC-based automatic control |
| Vacuum System | Configured according to chamber volume |
| Humidification | Integrated process humidification |
| Heating | Controlled chamber heating |
| Gas Injection | EO inlet and distribution configuration |
| Aeration | Integrated or independent aeration solution |
| Data Management | Cycle monitoring and process records |
FAQ
What products can be sterilized in a stainless steel EO sterilization chamber?
Riches stainless steel EO sterilization chambers are suitable for temperature-sensitive medical products such as catheters, syringes, wound-care products, disposable medical devices and plastic components. The EO sterilization cycle is customized according to product material, packaging and process requirements.
Can Riches customize the EO sterilization chamber?
Yes. Riches provides engineering-based customization including chamber volume, single- or double-door configuration, loading method, vacuum system, EO gas injection, heating, humidification, aeration and PLC control. The configuration can be matched to batch capacity and factory layout.
How does Riches control the EO sterilization process?
The Riches EO sterilization system uses PLC-based process control to monitor key parameters such as temperature, humidity, pressure, vacuum and cycle time. The chamber can also integrate EO injection, evacuation and aeration functions for controlled and traceable sterilization cycles.
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