Mechanical Strength Test

Safety glazing materials ball test machine

227 g ball and 2,260 g ball Impact Test Frame

Related Standard:
ECE R-43
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

1) Top pulley group 2) Column 3) Square tube 4) Lower limit switch

5) Encoder bracket 6) Motor 7) Wire take-up 8) Base 9) Release device

10) Electromagnet 11) Expansion bolt 12) Leveling screw

a)       2260g,  82.5mm
b)       227g,  38 mm
c)       1040g, 63.5 mm
d)       508g, 50 mm

Frame Height: 1000mm, 3000mm, 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

Applied Test Pieces Size: 300mm*300mm   610mm* 610mm