Liyi Medical Face Mask Bacterial Filtration Efficiency Tester BFE Test Machine

Product Description
Used to test the percentage of respirator material to remove bacteria-containing suspended particles at a specified flow rate. The method of double air sampling is adopted to improve the accuracy of sampling, which is suitable for the performance test of bacterial filtration efficiency of surgical masks by metrological verification departments, scientific research institutes, medical mask manufacturers and other relevant departments.
YY0469-2004,YY/T 0969-2013,ASTMF2100,ASTMF2101,EN14683
:
1. Negative pressure test system to ensure the safety of operators;
2. Built - in peristaltic pump in the negative pressure cabinet, A, B, six Andersen;
3. The peristaltic pump flow can be set;
4. The flow rate of night spray of special microorganism aerosol generator can be set, and the atomization effect is good;
5. Embedded high-speed industrial microcomputer control;
6. 10.4 inch industrial high brightness color touch screen;
7. USB interface, support U disk data storage;
8, cabinet built-in high brightness lights;
9. Built-in leakage protection switch to protect the safety of operators;
10. Heat preservation and flame retardant between inner and outer layers;
11. Front opening and closing glass door, convenient for experimenters to observe and operate;
12. Detachable bracket with adjustable height;
13. Supporting and moving dual-purpose casters.
Specifications
Main Specifications
Parameter range
Resolution
Accuracy
A Sampling Flow
28.3L/min
0.1L/min
±2.5%
B Sampling Flow
28.3L/min
0.1L/min
±2.5%
Spray Flow
(8~10)L/min
0.1L/min
±2.5%
Peristatic Pump Flow
(0.006~3.0)ml/min
0.001ml/min
±2.5%
Negative Pressure Of Cabinet
-50~-200Pa
Data Storage Capacity
>100000 Groups
Vortex Mixer Test Tube Specification and Quantity
Φ16x150 mm test tubes, Eight
Characteristics of High Efficiency Air Filter
The filtration efficiency of particles above 0.3 um ≥99.99%
Median Mass Diameter Of Aerosol Generator
3.0± 0.3μm,Geometric standard deviation ≤1.5
Double Route 6 Andersen
Level One >7μm, Two4.7-7μm,
Level Three 3.3-4.7μm,Level Four 2.1-3.3μm,
Level Five 1.1-2.1μm , Level Six 0.6-1.1μm
Aerosol Chamber Size(L*D*T)
600*85*30mm
Total Particles of Positive Quality Control Sampler
2200±500cfu
Ventilation flow of negative pressure cabinet
≥5m3/min
Weight
about 150kg
Power Supply
AC220V±10%,50Hz
Power Dissipation
<1500W
Product Effects
More options

Company Information
Our Services
Discussing testing requirements and technic details, suggested suitable products to customer to /confirm/i.Then quote most suitable price according to customer requirements.
Drawing related drawings to confirm with customer for customized requirements. Offer reference photoes to show the proucts appearance. Then, confirm the final solution and confirm final price with customer.
We offer below business term:
Accepted Delivery Terms:
FOB, CFR, CIF, EXW, DDP
Accepted Payment Currency:
USD, EUR, HKD, CNY
Accepted Payment Type:
T/T, L/C, Credit Card, PayPal, Western Union, Cash, Escrow
Nearest Port:
Shenzhen, Guangzhou, Shanghai, Qingdao, Tianjing or rquired
We will produce the machines according to confirmed PO requirements. Offering photoes to show production process.
After finish production, offer photoes to customer to confirm again with the machine. Then do own factory calibration or third party calibration(as customer requirements). Check and test all the details and then arrange packing.
Deliver the products in confirmed shipping time and inform customer.
Defines installing those products in the field and providing after-sales support.