Pummel Test Equipment for Laminated Glass
Pummel Test Device
Application: Pummel test equipment for detect the adhesion of the inter layer of the laminated glass.
Pummel Test device
The test device used a knock test chamber as shown in Figure below and a 454 g flat iron hammer
According to the normal glazing process, 3 pieces of laminated glass samples of 2mm colorless transparent glass + 0.76mm PVB + 2mm colorless transparent glass were prepared, and the sample size was 300 mm x 76 mm.
The sample was placed in an environment of -18 ° C ± 1 ° C for 2 hours, and immediately taken out and placed in a percussion test chamber for testing. The glass was struck with a hammer from the bottom of the sample until the glass was cut about 200 mm along the length of the sample, as shown in Figure below