Hello! Welcome to the website of Shandong Textile Research Institute!

24-Hour Service Hotline

13475428416  15954827913

Advanced Search:
New Products

LFY-716H Exhalation valve air tightness tester

Source: Time:2020-09-23 13:55:48 views:

The main purpose

It is used for the air tightness test of the exhalation valve of self-priming filtering anti-particulate respirator. Meet the test standard GB2626-2019 Respiratory protection equipment self-priming filter anti-particulate respirator standard. Applicable to labor safety inspection centers, occupational safety inspection centers, disease prevention and control centers, respirator manufacturers, etc.

Technical index

1. Air source: vacuum pump;

2. Pipeline buffer volume: at least 5L;

3. Gas flow meter: range (0~100) mL/min, resolution 0.1mL/min;

4. Micro-pressure measurement range: -1000Pa~0Pa, resolution 1Pa;

5. Timer: 0~99.99S/M/H, set arbitrarily;

6. The pumping rate of the vacuum pump is about 2L/min.

7. Power supply: 220V, 50Hz.

Applicable standards

GB 2626-2019 Respiratory protection--Non-powered air-purifying particle respirator


Home  |  About  |  News  |  Products  |  Honor  |  Testing Standard  |  Special education  |  New Products  |  Recruitment

 Address: 195 Shandong Road, Qingdao   Postcode: 266032
Tel: 0532-85614755 (Sales switchboard) 0532-85635588  (sales manager) 
Fax: 0532-85653787  He Hongxia (Senior Engineer) Deputy Director   15954827913  QQ: 179584685
After-sales service tel: 0532-85624778  15192792891

鲁ICP备10203291号-10       鲁公网安备 37020302370559号     Support: LEIXUN