Guangzhou Shounuo Scientific Instrument Co., Ltd. BY-Y edge pressure testing machine tests the vertical compression strength of corrugated core paper and kraft paper samples. It can be used with various accessories to test the vertical compression strength, glue strength and flat compression strength of cardboard. This instrument is mainly suitable for the ring crush strength (RCT) of paper with a thickness of 0.15~1.00mm; the edge crush strength (ECT), flat crush strength (FCT), adhesive strength (PAT) of corrugated cardboard and the flat crush of paper cores with a diameter less than 60mm. Strength (CMT) and other tests.