LCD Counter Furniture Testing Machines , Chair Backrest Durability Testing Machine
 
Chair Seat and Back Test Video
 
Applicability
This test shall be performed on Type Il and lll chairs.
( Type II - Fixed seat angle, tilting backrest
Type lll - Fixed seat angle, fixed backrest )
Note: This test does not apply to chairs with backrest height less than 200 mm (7.9 in.).
 
Purpose of Test
The purpose of this test is to evaluate the ability of the chairs to withstand fatigue stresses and
wear caused by rearward force on the backrest of the chair. 
 
Specifications
Office Chair Back Durability Tester 
1. Professional design 
2. High quality with reasonable price 
3. One year warranty free. 
 
The parameters
Office Chair Back Durability Tester

 
The usage
Office Chair Back Durability Tester
It`s to evaluate the ability of the chair back to withstand the fatigue stress and wear that occur as the result of user exerting backward pressure on the chair.