NAKE JLS-30000J Digital Drop Weight Tear Testing Machine (30000J)

a. The maximum impact energy is 30000J

b. The installation height of the host is ≤5.5m

c. Impact speed ≥7m/s

d. The total mass error of the drop weight is ≤1%

e. Mass error of counterweight weight ≤±0.5%

f. Rockwell hardness of hammer blade and supporting surface of support jaw >HRC56a、

g. The radius of curvature of the drop hammer blade is R25.4±2.5mm

h, the radius of curvature of the support jaws R14.3±1.59mm

i. Support span 254+1.5mm

j. The deviation between the center line of the hammer blade and the center of the span of the support is ±1.5mm

k. The deviation between the sample centering device and the center line of the sample gap is ≤1.5 mm

l. The deviation between the lifting height of the drop weight and the standard value is ≤1.5 mm

m. sample size 305×76×(3~40)mm

n. Dimensions of the testing machine: 1600×2300×5500mm

o. Motor power 3.5kw

3. Electronic control system

The electronic control system adopts touch screen operation, and the liquid crystal display can display the lifting height, preset energy, and preset lifting height.