|Application:||Safety helmet impact and puncture test||Usage:||Impact and puncture test|
|Hammer height:||1000mm||Power supply:||AC220V,50Hz or specified by user|
EN 397 & ANSI Z89.1-2014 Impact Puncture Resistance Safety Helmet Testing Machine
Sample Pretreatment Description:
Put the safety helmet under the condition of 50℃±2.-10℃±2℃ or -20℃±2℃ for 3h.
UV light pretreatment:
Giving priority to A method according to the standard, put the safety helmet into the UV chamber for 400h±4h, and laboratory environment for 4h after taking from the UV chamber.
Water treatment process:
immersed into the fresh water tank with the temperature of 20℃±2℃ for 3h. Recommendation product for Pretreatment: GX-7005 Safety helmet comprehensive pretreatment chambers which including UV aging, high temperature, low temperature and water bath.
(1)Impact hammer: mass of 5—5.01kg, hemisphere shape with the diameter of 96mm, material of 45# steel
(2)Puncture hammer:mass of 3—3.05kg,angle of 60°,needl1mm,length of 40mm,max diameter of 28mm, HRC45.
|Stand support||Can help control the rising, hanging, release the impact hammer/ puncture hammer|
Dynamic sensor exact to 1N. Range of 0—20KN, min frequency5kHz
|Signal device||When the puncture touches the head model, the closed loop circuit can be formed and the signal can be displayed.|
|Head model||EN 397 & ANSI Z89.1-2014 or customized|
|Power supply||AC220V,50Hz or specified by user|