Pulse Vacuum Steam Sterilizer

What is a Pulse Vacuum Sterilizer?
A pulse vacuum sterilizer utilizes saturated steam's physical properties-particularly the large amount of latent heat released during condensation-to achieve sterilization. The high-temperature, high-humidity environment denatures and coagulates microbial proteins over time, ultimately rendering them inactive and achieving thorough sterilization.
Characteristics of Saturated Steam
100% Humidity: Saturated steam provides a fully humid environment, which significantly weakens the resistance of microbial spores, making them easier to eliminate.
Deep Penetration: It can efficiently reach the core of instruments and materials, ensuring complete sterilization.
High Energy Transfer: When steam contacts cooler surfaces and condenses into water, it rapidly releases latent heat, causing a fast rise in temperature in the sterilized items.
How Steam Sterilization Works
Steam sterilization is a method that eliminates all forms of microbial life-including bacteria, viruses, spores, and fungi-through the application of saturated steam under controlled conditions. This process ensures that both pathogenic and non-pathogenic microorganisms are completely eradicated.

Sterilization vs. Disinfection
Disinfection aims to reduce the number of disease-causing organisms to safe levels, but it does not eliminate all microbes.
Sterilization, on the other hand, ensures the total destruction of all microorganisms, including resilient spores and harmless species, offering a much higher level of hygiene.
Overview of Sinicmed's Steam Autoclave
The MMQ.JD series pulse vacuum sterilizer by Sinicmed is designed for efficient and reliable sterilization using saturated steam. Pulsed vacuum technology ensures that steam reaches every surface, even in complex instruments with cavities. It is a leading method in physical sterilization and is widely applicable in medical institutions, pharmaceutical production, laboratories, and biological engineering.
Applications include: sterilization of surgical fabrics, medical instruments (including those with lumens), rubber products, and sealed liquids.
Key Features
- Automatic Door Mechanism: Up/down motor-driven doors with toothed seal structure for enhanced tightness.
- Double-Door Configuration: Pass-through design with pressure and temperature interlock systems to prevent misuse during liquid cycles.
- Advanced Door Sealing Ring: Inflatable silicone ring with a high tear resistance and long service life (up to 1500 cycles), ensuring reliable, airtight sealing.
- Sturdy Structure: Rectangular chamber with a flangeless European-style jacket and integrated welded sealing grooves for durability and thermal efficiency.
- Control Interface: Equipped with a Siemens PLC and color touchscreen for fully automatic program control, with real-time display of temperature, pressure, and time data.

- Multiple Sterilization Modes: Pre-installed cycles for textiles, instruments (solid and hollow), rubber, liquids, user-defined programs, and specialized testing (BD, vacuum leakage).
- Efficient Air Removal: Utilizes a combination of negative, cross, and positive pressure pulses for over 99.99% air elimination, improving sterilization and drying performance while conserving steam.
- Superior Drying: Flash vacuum drying ensures fabric residual moisture stays below 0.6%, and instruments under 0.1%.
- Data Recording: Built-in printer and optional paperless recorder for GMP compliance and traceability in pharmaceutical applications.
- High-Quality Piping: Stainless steel sanitary-grade pipelines with automatic orbital welding and quick-clamp connections; main valves sourced from top-tier German brands.
- Safety Monitoring: Integrated alarm and detection system for steam, water, and power supply. The unit automatically halts operation if supply conditions are not optimal, ensuring safety and compliance.

Technical parameters
|
Chamber design pressure |
-0.1/0.3MPa |
Accuracy of temperature |
0.1℃ |
|
Jacket design pressure |
0.3MPa |
Accuracy of pressure |
0.1KPa |
|
Generator design pressure |
1.0 MPa |
Sterilization temperature control accuracy |
±1℃ |
|
Design tempreture |
150℃ |
Temperature uniformity |
±1℃ |
|
Maximum operating temperature |
139℃ |
Negative pressure pulsating vacuum |
-80 ~0KPa |
|
Maximum operating pressure |
0.25MPa |
Across the pressure pulsation |
-80~80KPa |
|
Chamber relief valve |
0.28MPa |
Positive pressure pulse |
0 ~ 9 times |
|
Jacket relief valve |
0.28 MPa |
Maximum vacuum |
-96 KPa |
|
Model |
Chamber size WxHxD (mm) |
Capacity (m³) |
Overall size (L*W*H) |
Weight (kg) |
Steamconsumption kg / cycle |
Waterconsumption kg / cycle |
Power (KW)(Without / with boiler) |
|
MMQ.JD-0.25 |
550x550x850 |
0.25 |
1250x1350x1800 |
750 |
18 |
120 |
2/24 |
|
MMQ.JD-0.3 |
550x550x1000 |
0.3 |
1250x1350x1800 |
800 |
18 |
120 |
2/24 |
|
MMQ.JD-0.36 |
610x610x1000 |
0.36 |
1400x1350x1850 |
850 |
22 |
180 |
2/24 |
|
MMQ.JD-0.6S |
610x910x1200 |
0.6 |
1500x1350x1900 |
1200 |
35 |
320 |
3/36 |
|
MMQ.JD-0.8S |
610x910x1500 |
0.8 |
1800x1350x1900 |
1350 |
47 |
400 |
3.5/48 |
|
MMQ.JD-1.0 |
610x910x1800 |
1.0 |
2100x1350x1900 |
1550 |
55 |
500 |
3.5/54 |
|
MMQ.JD-1.2 |
680x1180x1500 |
1.2 |
1800x1420x2000 |
1650 |
65 |
600 |
3.5/72 |
|
MMQ.JD-1.5 |
680x1180x1850 |
1.5 |
2100x1420x2000 |
1850 |
80 |
750 |
4 |
|
MMQ.JD-2.0 |
900x1380x1620 |
2.0 |
1970x1750x2200 |
2300 |
106 |
1000 |
4.5 |
|
MMQ.JD-2.5 |
900x1380x2050 |
2.5 |
2350x1750x2200 |
2700 |
132 |
1250 |
6 |
|
MMQ.JD-3.0 |
900x1380x2420 |
3.0 |
2750x1750x2200 |
3500 |
160 |
1500 |
8 |
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