Office Chair Strength Durability Tester combine multiple test,chair back strength and durability test,including chair,chair back durability test,chair back static load test,chair back dynamic durability test and Seat surface bending alternate durability test etc.Various testing proceed at the same time

Test description:

Seat surface,chair back durability test:loading 950N on the seat surface,and then load 330N on the chair back, Repeated motion 200000 times in frequency of no more than 40times/min.

Seat Impact Test:use 102KG/136KG sandbag from 152mm height impact on the seat surface one time,lifting function chair can repeat one more time.

Seat surface durability test:Loading 890N/1334N/667N/1112N on the chair back and keep 1min.

Seat surface bending alternate durability test:use dia.203mm loading block to apply slow alternate 734N to front end of the chair in speed of 10~30times/min,total 20000times.

Office chair strength durability tester use Aluminum materianl to make the frame,elegant appearance. Pneumatic drive to load,easy to clean.

Dimension: 2.5X2.5X2M

Chair back dynamic durability test:loading 102kg on the seat surface,loading 445n/334N repeatly on the chair back.Back width less than 406MM,the test time should be:120000times.

.Back width more than 406MM, test 80000times first,and then test 2000times around chair back.