2015年12月22日星期二

A Newly Developed Method to Moisture Management Test



Textiles with moisture management features have become hot selling since the late years in 90s 20th century. However at that time, it was difficult for customers to compare moisture management in different textile products; until moisture management tester coming out in 2004 which solved this problem perfectly. Before that, people only can test fabrics liquid transfer ability and testing method was to put textile vertically in water tank or drop water on fabrics, then test water permeability speed. Apparently these methods are defective because of the limited testing times once.
 
moisture management tester

New methods to moisture management test
According to years of experience in textile industry, Professor Liyi in HONGKONG Polytechnic University realized the test method limit and designed moisture management tester for these manmade fabrics moisture management capability.  Although all manufacturers emphasized their textiles moisture absorption, there were neither standards nor reliable testing methods to prove what they saying. Place sensors to both sides of fabrics and conduct a certain amount of water, Dr Li successfully invented moisture management tester.

New test methods testing process
Moisture management tester operates simply and fast. Place the sample in tester with the side touching skin upwards, pour Physiological saline to the center of sample to simulate the sweat discharging process. The sensors on both sides of samples measure the hydraulic conductivity performance within different diameters respectively (5mm, 10mm, 15mm, 20mm, 25mm and 30mm); 2 minutes later the test starting, the wet ability and water conductivity increase. After a series of calculation, we can get data like textiles soaking time, water absorption speed, soaking radius spreading speed, the accumulating one-way transfer ability and fabrics overall moisture management capability.
 
moisture management sportswear
The transferring data and overall moisture management attract many textile products manufacturer attention. It is reported that using these data and finger prints offered by moisture management tester, customers can classify textile products into 7 grades: waterproof, water repellency, slow absorption/drying, quick absorption/slow drying, quick absorption/drying, moisture permeability and management. We can compare to textile products according to moisture management test data after their classification, then we will know which one is the best textile required by the using environment rather than a series of complicated physical tests.

Moisture management tester has gained increasing popularity among textile testing instruments manufacturers since its appearance; besides, it offers precise test data. For more professional operation or other consult, please contact QINSUN Instruments at any time.

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