To perform the investigation, pilling test is used to simulate the process of tuft fibers dissociating from the body of press felt when used in paper machine.

• 因此,在结合其他产品类似性能的测试方法后,提出了本课题的试验手段一起毛试验,以模拟压毯纤维从压毯结构中游离出来的情况,并初步确定了试验仪器一起毛起球仪。