The equipment is used for detecting helmets impact resistance absorption performance and puncture performance.
1,Impact hammer replace way DWTT and easy to operate.
2,Wallop professional high-precision sensor,Min Frequency is 5kHz,
The range of dynamic force sensor is 2t,Precision is±0.02%.
3,LED Digital readout display,Automatic save most strongly values.
GB/T 2812-2006 GB/T 2811-2007
1, Head form:full compliance GB/T 2812-2006normative annex A.
2, Staging:Can control suspension and release DWTT DWTT puncture impact.
3, Drophammer:drophammer is 5—5.01kg,hammerhead is half ball,Dimension is 96mm,Texture is 45# Steel.
Puncture DWTT is 3—3.05kg, The angleofcone is 60°,Cone pointed diameter is 1mm,Length is 40mm,
MAX DIAMETER is 28mm,hardness is HRC45. Two of the DWTT after installation impact conforms to the
4, load cell:measuring range is 0—20KN,Min Frequency is 5kHz,Dynamic force sensor,error limit is 1N.
5, foundation:Have good anti-impact intensity,Can firmly install sensors.
6, Electrify display device:When circuit formed when closed loop,can signal,Says puncture cone had contact
with the head mode.
7, Height of the fall:1000mm.
8, 1#,2#Experiment with al-si alloy die each one head.Accord with GB/T 2812-2006 appendix A of regulations.
9,Working power supply:AC220V,50Hz