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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (high-back model) | 660 x 680 x 1200 mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Seat height (highest position) | 520 mm | |
| Seat height (lowest position) | 450 mm | |
| Backrest height (high-back) | 750 mm | |
| Backrest height (mid-back) | 530 mm | |
| Five-star base diameter | 640 mm | |
| Integrated armrest height (seat to arm top) | 220 mm | |
| Lumbar cutout width | 220 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
| Maximum static load capacity | 150 kg | |
|---|---|---|
| Net weight (high-back model) | 18 kg | |
| Caster rolling durability | 40000 cycles | |
| Gas lift cycle rating | 100000 height adjustment cycles | |
| Seat cushion foam density | 45 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Recommended user height range | 1900 mm | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Tilt mechanism cyclic durability | 100000 recline cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2mm thick beige faux leather (PU) | |
|---|---|---|
| Seat cushion padding | 80mm thick high-density polyurethane foam | |
| Backrest padding | 40mm thick medium-density polyurethane foam | |
| Contrast trim | 2mm wide dark brown/black piping | |
| Five-star base | 1.5mm thick polished chrome-plated steel tube | |
| Gas lift column | 50mm diameter black powder-coated steel | |
| Casters | 50mm diameter black nylon dual-wheel casters | |
| Inner seat shell | 12mm thick molded plywood | |
| Stitching | 8mm stitch pitch vertical pleats | |
| Inner seat/back shell | 12mm thick molded plywood | |
| Stitching construction | 8mm stitch pitch vertical pleats | |
| Armrest structure | Integral molded shell wrapped in matching beige upholstery |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full free rotation around central gas lift axis, no rotational stops, standard for office task seating | |
|---|---|---|
| Pneumatic seat height adjustment | 100mm vertical height adjustment via right-side under-seat lever, locks at any position within stroke | |
| Synchronized tilt mechanism | 15-degree maximum backward recline of seat and back, with tension adjustment knob for user weight | |
| Integrated fixed armrests | Curved armrests formed as part of the outer chair shell, fixed position 220mm above seat, no height/width adjustment | |
| Smooth rolling mobility | Dual-wheel casters roll freely on carpet and hard floor surfaces, no caster locks visible | |
| Lumbar pressure relief | Open semicircular cutout at lumbar section of back reduces contact pressure on lower spine during long sitting | |
| Dual model sizing option | Offered in mid-back (upper back support) and high-back (full head/neck support) configurations, same seat and base dimensions | |
| Pleated back flex support | Vertical pleated stitching on backrest creates controlled flex zones that conform to upper back movement during recline | |
| 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
| High-back model carton dimensions | 720 x 480 x 680 mm | |
|---|---|---|
| Mid-back model carton dimensions | 720 x 480 x 570 mm | |
| High-back model gross weight per carton | 21 kg | |
| Mid-back model gross weight per carton | 19 kg | |
| 20ft GP container loading quantity (high-back) | 120 pcs | |
| 40ft HQ container loading quantity (high-back) | 300 pcs | |
| 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
| Executive private offices | High-back model provides full head support for senior management and executive workspaces, formal cream color matches professional office decor | |
|---|---|---|
| Open plan workstations | Mid-back model provides ergonomic support without blocking sightlines, suitable for general staff and team work areas | |
| Meeting and conference rooms | Both models are suitable for boardroom and meeting table seating, consistent pleated design creates a unified professional aesthetic across rooms | |
| Reception and visitor areas | Neutral beige color and polished chrome base create a welcoming first impression for client waiting and reception zones | |
| Co-working and flexible office spaces | Swivel and height adjustment functions support flexible working postures for hot-desking and shared workspaces | |
| Recommended maximum daily usage | 8 hours per day | |
| Managerial workstations | High-back model provides appropriate ergonomic support for department heads and managerial staff, balances professional appearance with all-day comfort | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | European standard for office work chairs, specifies dimensional requirements for ergonomic seated posture | |
|---|---|---|
| EN 1335-2:2018 | European safety standard for office chairs, covers strength, durability and stability requirements for commercial use | |
| EN 1021-1:2014 | Upholstered furniture fire resistance standard for cigarette ignition resistance, recommended for commercial office installations |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | North American standard for office chairs, specifies static load, cyclic durability, stability and safety performance requirements for general office use |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Recommended acceptance standard for office chair dimensional tolerances and stability testing, applies to all commercial office seating | |
|---|---|---|
| GB 28007-2011 | Mandatory safety standard for children's and adult office furniture, requires formaldehyde emission limits below 0.124mg/m³ for upholstered components | |
| GB/T 10357.3-2013 | Furniture mechanical performance test standard for chairs and stools, specifies static load, impact and durability test methods for office seating |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Recommended acceptance standard for office chair dimensional tolerances and stability testing, applies to all commercial office seating; 2. GB 28007-2011: Mandatory safety standard for children's and adult office furniture, requires formaldehyde emission limits below 0.124mg/m³ for upholstered components; 3. GB/T 10357.3-2013: Furniture mechanical performance test standard for chairs and stools, specifies static load, impact and durability test methods for office seating; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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