HOME > BRAND RELATION > QUALITY CONTROL     Desk Horizontal Load Product deformation from horizontal load Displacement is under 20mm, No damage and bend The same as left Vertical Load Measuring bend rate of desk surface from the load within fixed time The same as left Safety Confirm safety of product by leaving the edge of desk surface loaded Edge of surface Weights of edge Loading consistent weight of 45.0kg on the edge of desk surface and checking The same as left Moving Drawer Open and Shut a drawer Abrasion of rail from open and shut a drawer No damage and bend opening and closing box is under 5kg after 5,000 times Pulling/pushing is under 2kg after 4,000 times, No damage and bend Cabinet Shelf Bend Intensity Bend or damage in the loaded spot Under 4mm of bend after loading 40kg for 24 hours No damage and bend Under 3mm No damage and bend Body Intensity Bend or damage in the loaded spot Displacement is under 10mm after loading 30.6kg on the left and right for 10 seconds each repeatedly The same as left Chair Sponge Stability After loading 132.6kg, 500 times for 10 seconds No damage and bend Consistent elasticity of sponge after long time The same as left TILT Stability Testing stability and durability of TILT Loading 600N at right angle to the back of the chair for 30times in 5seconds, No damage and bend Caster Load Moving Test Testing durability of caster by passing standard obstacles continuously Running 6km with 35kg loaded No damage on the wheel The same as left Bench Shock Test Testing durability from shock N/A Dropping 125pound for 100,000times No functional problem SWIVEL. Cycling Test Testing urability by rotating chair N/A Rotating 225pound for 120,000times No damage and functional problem Material PB Density Test Confirm durability with measuring PB 0.5 - 0.8 0.7 - 0.8 PB Water Content Water content rate of sub material 5 -13% 5 -12% 5 -13% Measuring intensity of sub material for vertical use 15Type : 15N/§± 18Type : 18 N/§± The same as left PB Screw Nail Support Intensity of supporting stuff for holding casing or screw nail Plane : Maximum Load 600N Side : Maximum Load 300N Over 600 Over 300 HPM shock resistance Inspect defect after dropping ball to the HPM The same as left HPM Abrasion Resistance HPM's damage of surface by abrasion Abrasion(g) : under0.1g abrasion : under200 abrasion : under0.1g external : no exposure of decorated parer HPM Size Variation Rate HPM's variation rate by temperature and humidity Leaving 40¡É¡¾2¡É, humidity 90 - 95% for 96hours vertical(%) - under1.1% horizontal(%) - under1.4% The same as left Casing Connection Intensity Measuring intensity of casing N/A 1EA : Maximum Load 50kg over 2EA : Maximum Load 85Kg over