Qinsun Astm Testing Equipment & Supplies
3 equipment items found
Manufactured by:Qinsun Instruments Co., LTD based inShanghai, CHINA
Slide Fasteners Zipper Reciprocating Fatigue Tester is used to do a variety of zipper reciprocating tests, by testing in a continuous back and forth action. The ultimate aim is to test the zipper to create a distance between joints, loose or connector failure, fluff, wear, etc. ...
Manufactured by:Qinsun Instruments Co., LTD based inShanghai, CHINA
This tester is used to test zipper in horizontal and vertical forces, canwithstand the required number of pulling back and forth. Stop the machine in the test after pulling the ...
Manufactured by:Qinsun Instruments Co., LTD based inShanghai, CHINA
Face Masks bacterial filtration efficiency BFE tester is to determine the bacterial filtration efficiency (BFE) of medical face mask materials by employing a ratio of the upstream bacterial challenge to downstream residual concentration of the tested medical face mask materials. The tester provides certain flow rate of bacterial aerosol. The operator can measure the number of colony forming units ...