1. Qiantong main scope of testing machine
Electronic universal material testing machine, Horizontal tension testing machine, Hydraulic universal testing machine, MFI, Charpy Impact, Izod Impact, HDT-Vicat tester, Hardness tester, Torsion tester, Metallographic series, Oven and so on. (We accept customization.)
2. Quadratic property
It is used for testing of high melting-point engineering plastic such as PE, PASU, fluoroplastic and nylon. As well as testing of low melting-point material such as PS, PP ABS resin, POM. It is commonly adapted by college institution, research center, quality inspection organizations, plastic manufacturer and petrol chemical industries.
Product features
The ventilate resistance and pressure difference tester is used to measure the ventilate resistance and pressure difference of masks under specified conditions. It is applicable to the inspection and testing of mask products by mask manufacturers and labor protection equipment inspection institutions, and is used to measure the ventilation resistance and pressure difference of surgical masks and disposable medical masks under specified conditions. It is applicable to the inspection and inspection of medical surgical masks and disposable medical masks carried out by * labor protection equipment inspection institutions and mask manufacturers.
The product feature
· use a cold-generated aerosol generator to produce continuous and stable aerosol particles, and it is convenient to inject solution.
· high precision PM2.5 sensor was used to measure aerosol concentration.
· anti-leakage design of particles in the whole process to protect the safety of laboratory staff.
· the equipment is equipped with a salt-particulate aerosol generator.
· equipped with electrostatic charge neutralizing device for aerosol particles.
· the equipment is equipped with pneumatic fixture and protection device, which is safe and convenient to use.
· temperature and humidity sensor is configured to display environmental temperature and humidity in real time (temperature and humidity requirements: 25ºC±5ºC, 30%RH±10%RH).
4. Technical parameters
| Name |
Standard |
| Testing range |
0-99.999% |
| Precision |
1 |
| flowmeter range |
10-100L/min |
| Flowmeter precision |
2.5 |
| sample frequency |
1-9999/min |
| particulate matter concentration |
20-30mg/m3 |
| Count the median diameter |
Salt particles(0.075±0.02)μm
oil particles (0.185±0.02) were kept constant |
| Geometric standard deviation of particle size distribution |
Salt particles≤1.86
Oil particulate ≤1.60 |
| Dynamic detection range |
0.001-100 )mg/m3,precision:1% |
| Power |
220VAC 50Hz |
| weight |
64 kg |
5. Product configuration
Main machine, 7-inch touch screen, aerosol generator, laser dust particle counter, glass rotameter, vacuum pump
6. Test application
| basic application |
MASK |
It is suitable for testing the particle overpass efficiency of medical protective masks, surgical masks and general medical masks |
basic application
|
protection suit |
It is suitable for testing the particle passing rate and efficiency of daily work clothes, surgical gowns, isolation suits and protective suits |
FAQ
Q:Are you a trade company or factory?
A:Our company is a factory and directly sales.
Q:Can your company accept customization?
A: Yes. Our machines can be customized by client.
Q:How to guarantee your after-sales service?
A:Our philosophy is one year warranty and lifetime service. After the warranty period is exceeded, if there is any problem, we will provide support for you in time. (only charge travel expense and parts cost at most.)
Q:What is the language about software?
A:It can switch between Chinese and English.
Q:May the customer not use your company's computer?
A:Sure. But please tell us what type your computer is. We need to confirm your computer can install the software. And we can subtract the price of computer from offer.
Audited Supplier 
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