| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (high-back variant) | 680 x 700 x 1220 mm | |
|---|---|---|
| Seat width | 520 mm | |
| Seat depth | 500 mm | |
| Seat height adjustment range | 520 mm | |
| Backrest height (high-back) | 780 mm | |
| Backrest width | 500 mm | |
| Armrest height above seat | 220 mm | |
| 5-star base diameter | 700 mm | |
| Caster diameter | 60 mm | |
| Headrest height (high-back) | 220 mm | |
| Seat foam thickness | 80 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
| Product net weight | 22 kg | |
|---|---|---|
| Maximum user weight capacity | 150 kg | |
| Backrest recline angle range | 125degrees | |
| Seat foam density | 45 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Seam stitch pitch | 8 mm | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Caster rolling durability | 100000 cycles | |
| Gas lift service life | 100000 height adjustment cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | Cognac brown PU leather, smooth matte finish | |
|---|---|---|
| Seat core padding | High-density polyurethane foam, molded for contoured support | |
| Backrest core padding | Medium-density polyurethane foam, shaped to follow spinal curve | |
| 5-star swivel base | Polished die-cast aluminum alloy, chrome finish | |
| Armrest support structure | Brushed chrome-plated steel arm posts, padded PU leather arm caps matching seat upholstery | |
| Armrest top pads | Molded polyurethane foam wrapped in matching cognac PU leather | |
| Seat shell understructure | White/light gray molded reinforced polypropylene support shell | |
| Tilt and height mechanism | Cold-rolled steel chassis with black powder-coated finish | |
| Gas lift cylinder | Chrome-plated steel Class 3 gas lift, 50mm outer diameter | |
| Casters | Black polyurethane dual-wheel casters with metal bearing pins | |
| Back support frame | Internal 12mm thick molded plywood support board under foam | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full 360 degree horizontal rotation enabled by central gas lift bearing, no rotational locks for easy workspace access | |
|---|---|---|
| Pneumatic seat height adjustment | 100mm vertical travel via right-side lever, locks at any height within travel range to match desk heights between 760 mm | |
| Synchro-tilt back recline | Coordinated seat and back tilt with 30 degree total recline travel, locks in up to 4 positions via under-seat lever for relaxed working postures | |
| Tilt tension adjustment | Rotary knob under seat adjusts recline resistance to match user body weight between 150 kg | |
| Smooth rolling mobility | Dual-wheel casters roll freely on hard tile, wood and low-pile carpet flooring without scratching surfaces | |
| Integrated head support (high-back variant) | Fixed tall upper back section provides neck and head support for upright and reclined sitting positions | |
| Fixed padded armrests | Stationary armrests positioned at standard desk arm height to reduce shoulder strain during typing tasks | |
| Weight-activated lumbar support | Contoured backrest shape delivers passive lumbar support that conforms to user lower back when seated | |
| Recline Angle / Lock Reference | 125° with 3suggested 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
| Number of shipping cartons | 1 | |
|---|---|---|
| Shipping carton dimensions | 720 x 460 x 680 mm | |
| Gross shipping weight | 26 kg | |
| Shipping volume per unit | 0.23 CBM | |
| Assembly time per unit | 15 minutes | |
| 40HQ container loading quantity | 280 units | |
| Packaging materials | 5-layer corrugated carton, EPS foam edge protection, plastic dust cover, instruction manual and hardware kit | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm |
Recommended spaces / users / usage modes
| Executive private offices | Matches premium cognac leather aesthetic for director and C-suite workspaces, supporting 8+ hours of daily seated work | |
|---|---|---|
| Open-plan workstation areas | Mid-back variant (shown behind high-back model) is suitable for team workstations without blocking sightlines across the office | |
| Conference and meeting rooms | Uniform appearance across high/mid back variants creates cohesive formal seating for boardrooms and client meeting spaces | |
| Executive home offices | Warm cognac upholstery complements residential wood and modern home office decor for remote professional workspaces | |
| Client reception areas | Polished aluminum base and smooth leather finish presents a professional first impression for visitor seating | |
| Recommended matching furniture | Pairs with white, walnut or black executive desks measuring 2000 mm in width for a coordinated office layout | |
| 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
US and Canada office-furniture standards
| North America procurement and testing reference | ANSI/BIFMA X5.1 General-Purpose Office Chairs |
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Standards applicable to China-market projects
This product must meet the following technical requirements: 1. Technical standards and test reports must be supplied during tender or purchase confirmation; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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