Related Standard:
ISO 3537 Road vehicles — Safety glazing materials — Mechanical tests – Clause 6: 227 g ball test, Clause 7:2260 g ball test
GB 15763.3 Safety glazing materials in building Part 3:Laminated glass – Appendix B:Drop ball impact specimen support
Principle:
Determination of whether the safety glazing material has a certain minimum strength and cohesion under impact from a small hard object
Apparatus:Hardness steel ball:
a) 2260g ± 20g, diameter of approximately 82.5mm
b) 227g ± 2g, diameter of approximately 38 mm
c) 1040g ± 10g, diameter of approximately 63.5 mm
d) 508g±3g, diameter of approximately 50 mm
Frame Height: 1000mm, 5000mm, 12000mm, Customized
Automatic release and lift. Power: 220V 50Hz 580W
Supporting fixture:
a) Support Size: 350mm*350mm and 660mm*660mm (Customized)
b) Frame width 15mm
c) Steel box height 150mm
d) Rubber Gasket: thickness 3mm, width 15mm, hardness shore A50
e) Interposed sheet of rubber: thickness 3mm, hardness shore A50

