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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 600 x 1010 mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Seat height range | 520 mm | |
| Backrest width | 480 mm | |
| Backrest height | 520 mm | |
| Armrest height above seat | 220 mm | |
| Five-star base diameter | 600 mm | |
| Caster diameter | 50 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Recommended maximum user weight | 120 kg | |
|---|---|---|
| Chair net weight | 14 kg | |
| Backrest tilt lock angles | 3 | |
| Caster rolling durability | 100000 cycles | |
| Seat foam compression set resistance | 25 % | |
| Backrest tilt lock positions | 3 | |
| Base static load rating | 1136 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest frame | Black injection-molded plastic outer frame with rigid structural ribs | |
|---|---|---|
| Backrest fabric | Black woven elastic mesh stretched over the frame with tensioned border construction | |
| Seat cushion upholstery | Black woven fabric cover stitched around molded foam with sewn edge detailing | |
| Seat cushion foam | Molded polyurethane foam core under upholstery, shaped for thigh support | |
| Armrest assembly | Black plastic top pad mounted on chrome-plated steel rectangular support posts fixed to the seat frame | |
| Height adjustment gas lift | Black powder-coated pneumatic gas lift cylinder connecting seat mechanism to base | |
| Five-star base | Black nylon five-legged base with reinforced rib structure at center hub | |
| Casters | Dual-wheel black casters with dark tire and lighter inner hub, swivel mounted to base legs | |
| Seat tilt mechanism | Black metal tilt mechanism housed under the seat cushion, paired with gas lift for height control | |
| Backrest upholstery | Black woven elastic polyester mesh stretched over the frame with tensioned border stitching construction | |
| Seat cushion foam core | Molded high-density polyurethane foam core under upholstery, contoured for thigh and hip support | |
| Seat inner frame | 15 mm thick plywood inner frame wrapped by foam and fabric, forming the structural core of the seat assembly |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic gas lift operated by side lever, providing continuous height variation between minimum and maximum seat positions | |
|---|---|---|
| Backrest tilt with lock | Synchro-tilt mechanism that reclines the backrest relative to the seat, with multiple lockable positions for different working or resting postures | |
| 360-degree swivel | Full continuous rotation around the central gas lift axis, enabled by the mechanism bearing and caster base | |
| Mobility via five casters | Five swivel dual-wheel casters allow smooth rolling on hard office floors and low-pile carpet, supporting easy repositioning within workstations | |
| Fixed-position armrests | Rigidly mounted armrests with padded top surfaces, providing stable forearm support at a fixed height above the seat | |
| Breathable back support | Tensioned mesh backrest conforms to user back shape and promotes air circulation to reduce heat buildup during prolonged sitting | |
| Backrest synchro-tilt with lock | Synchro-tilt mechanism that reclines the backrest at a 2:1 ratio relative to seat movement, with 3 lockable positions for working or resting postures | |
| Tilt tension adjustment | Rotary knob under the seat adjusts spring tension to match user body weight, controlling backrest recline resistance | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Packing configuration | 1 piece per carton, knock-down (KD) flat pack with seat, backrest, armrests, base, gas lift and casters separated | |
|---|---|---|
| Gross weight per carton | 16 kg | |
| Carton dimensions | 650 x 520 x 320 mm | |
| Carton volume | 0.11 m³ | |
| Assembly time per unit | 30 minutes | |
| 20ft container loading quantity | 350 pieces | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set |
Recommended spaces / users / usage modes
| Open-plan office workstations | Suitable for daily 8-hour use at standard 760 mm height desks in open-plan offices, with mesh back for breathability in shared environments | |
|---|---|---|
| Home office and remote work setups | Appropriate for home office desks and study tables, with compact footprint and easy mobility to fit smaller work areas | |
| Meeting rooms and training rooms | Well-suited for meeting tables and training venues where multiple matching chairs are required, with 360-degree swivel for discussion and reorientation | |
| Administrative staff workstations | Recommended for administrative and clerical staff performing seated keyboard and document tasks, with fixed armrests for consistent forearm support | |
| Co-working and flexible desk environments | Ideal for hot-desking and flexible workspaces due to easy height adjustment, mobility and low-maintenance mesh backrest | |
| Recommended Matching Desk Size | 2.4 m executive desk | |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
EU Market Access Requirements* EN Standards
| Office furniture - chairs - determination of stability | EN 1335:2018 applicable for static, impact and fatigue strength testing of office task chairs | |
|---|---|---|
| Office furniture - office work chair - dimensions | EN 1335:2020 applicable for ergonomic dimension specifications of office chairs used at work desks | |
| Upholstered furniture - ignition source requirements | EN 1021:2014 applicable for smolder ignition resistance assessment of upholstery fabrics and foams | |
| Office furniture - chairs - determination of stability, strength and durability | EN 1335:2018 applicable for static, impact and fatigue strength testing of office task chairs |
US and Canada office-furniture standards
| General safety requirements for seating | ANSI/BIFMA X2017 applicable for structural testing, stability, durability and safety evaluation of office chairs | |
|---|---|---|
| Casters and bases for office seating | BIFMA X2017 includes caster durability and base static/impact load test methods |
Standards applicable to China-market projects
| General technical requirements for office chairs | GB/T 38056 applicable for structural strength, stability and durability assessment of office task chairs | |
|---|---|---|
| Upholstered furniture flammability | GB 20286 applicable for fabric foam assembly flammability verification in public and workplace furniture | |
| Limits of harmful substances for furniture | GB 18584 applicable for formaldehyde emission and heavy metal limits in wood-based or upholstered furniture components |
This product must meet the following technical requirements: 1. General technical requirements for office chairs: GB/T 38056 applicable for structural strength, stability and durability assessment of office task chairs; 2. Upholstered furniture flammability: GB 20286 applicable for fabric foam assembly flammability verification in public and workplace furniture; 3. Limits of harmful substances for furniture: GB 18584 applicable for formaldehyde emission and heavy metal limits in wood-based or upholstered furniture components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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