GB/T 2811-2007 0-20KN Safety Helmet Testing Machine , High Performance Puncture Testing Machine(GW-374)

Impact drop hammer

weight is 5 -- 5.01kg, hammer head is hemispherical, diameter is 96mm, material is 45# steel

puncture cone

the mass is 3-3.05 kg, the puncture part has a cone Angle of 60°, the tip diameter is 1mm, the length is 40mm, the maximum diameter is 28mm, and the hardness is HRC45

drop hammer height

1000mm, drop hammer height can be adjusted

force measurement system

dynamic force value sensor is adopted, measuring range is 0-20kn, the corresponding minimum frequency is 5kHz, the full range is ±2.0%, accurate to 1N

base

impact strength, can be firmly installed force sensor

puncture alarm device

when the puncture cone touches the head mold, the device will emit siren alarm and flash light

equipped with 1# and 2# aluminum-silicon alloy special head mold each (in accordance with the provisions in appendix A of GB/T 2812-2006)

the release point of the electromagnet can be adjusted according to the need

Platform: control suspension and release impact drop hammer and puncture drop hammer by electromagnet automatic suction

LED digital display, accurate to 1N, automatic saving maximum force value (optional touch screen control, display force curve)

special guidance system can automatically guide the impact point to ensure that the impact position is the center of the helmet