無錫建儀板芯與護面紙粘結(jié)儀主要用于測定石膏板芯材與護面紙的粘結(jié)程度,板芯與護面紙粘結(jié)儀NJ-2 符合GB/T9775標(biāo)準要求。 Model NJ-2 adhesive tester for gypsum board and face paper Purpose This device is used to test the glutinosity between the gypsum board core and the exterior material. Technical parameters