โพลีเมอร์
HT-8031A Dyeing Rubbing Tester
Dyeing Rubbing Tester
JIS-L0801, 0823, 0849, 1006, 1084, K6328, P8136
Cover the rubbing hammer with dry & wet cotton cloth. Fixed requested load on the hammer and then rub the w specimen for several times and compare with the gray scale.

Specifications