Gas Exchange Pressure Difference Tester Textile Material Gas Exchange Pressure Difference Tester Non Woven Fabric Gas Exchange Pressure Difference Tester Gas Analyzers ·Polyurethane caster，directional Universal band brake，All

·Polyurethane caster，directional Universal band brake，All are equipped with protective devices

Forging of high carbon steel material

Highly reliable braking performance (mechanical brake)

Four Crane

Gas Exchange Pressure Difference Tester Textile Material Gas Exchange Pressure Difference Tester Non Woven Fabric Gas Exchange Pressure Difference Tester Gas Analyzers ·Polyurethane caster，directional Universal band brake，AllShips FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] Introduction: The mask gas exchange pressure difference tester is suitable for measuring the gas exchange pressure difference of surgical masks, and can also be used to measure the gas exchange pressure difference of other textile materials.