Тестер SATRA PM173 ссадины быстроты оборудования для испытаний таблицы вертикальный IULTCS кожаный

Характер продукции

Table Vertical IULTCS Leather Testing Equipment Fastness Abrasion Tester SATRA PM173 Description Leather Rubbing Fastness testing machine is designed to test the degree of discoloration of dyeing leather after friction .The method can be divided into dry and wet rubbing .The testing method is , under specified pressure , to use a piece of wool felt to rub the specimen , then use a grey color card to compare the color change between surface of leather and wool felt and confirm