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Automatic mm / inch conversion · Core engineering specifications
| overall dimensions | 720 x 760 x 1260 mm | |
|---|---|---|
| seat width | 550 mm | |
| seat depth | 540 mm | |
| adjustable seat height range | 550 mm | |
| backrest total height | 810 mm | |
| five-star base diameter | 700 mm | |
| caster wheel diameter | 60 mm | |
| armrest height from seat | 200 mm | |
| seat cushion thickness | 100 mm | |
| backrest padding thickness | 80 mm | |
| gas lift outer tube diameter | 50 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| net weight | 60 kg | |
|---|---|---|
| maximum recommended user weight capacity | 200 kg | |
| five-star base static load rating | 1200 kg | |
| caster rolling durability cycles | 98000 cycles | |
| seat foam density | 38 kg/m³ | |
| back foam density | 30 kg/m³ | |
| foam rebound rate | 40% | |
| foam compression set | 6% | |
| tilt mechanism locking positions | 4 positions | |
| maximum recline angle | 120 degrees |
Core acceptance fields · Panels / hardware / frame / upholstery
| seat and back upholstery | Slate blue top-grain cowhide/PU synthetic leather (1.5mm thickness) | |
|---|---|---|
| side support shell | 18mm E1 grade curved bent plywood with walnut wood veneer matte finish | |
| seat and back padding | High resilience cold-cure polyurethane foam | |
| armrests | Integrated padded armrests with matching slate blue upholstery over bentwood support structure | |
| five-star base | Polished die-cast aluminum alloy, 3mm minimum wall thickness | |
| height adjustment column | Chrome-plated steel Class 4 gas lift | |
| tilt mechanism | 8mm thick steel plate synchro-tilt chassis with black powder coat finish | |
| caster wheels | 60mm diameter black polyurethane tread casters with hard nylon hub | |
| internal support frame | 12mm thick E1 grade plywood structural frame under upholstery | |
| upholstery stitching | High-strength polyester bonded thread with 8mm seam pitch | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full 360° horizontal rotation enabled by central swivel joint between gas lift and seat mechanism, supporting easy access to surrounding desk areas without moving the base | |
|---|---|---|
| pneumatic seat height adjustment | Height adjusted via side lever under seat, providing 110mm total vertical travel via Class 4 gas lift to align with 760 mm standard desk heights | |
| synchro-tilt backrest recline | Backrest reclines up to 120° in coordination with slight seat pan tilt, with 4 selectable locked positions to support upright working and relaxed leaning positions | |
| tilt tension adjustment | User-adjustable tension knob under seat modulates recline resistance to match user weight and preference, preventing sudden backward tilt | |
| smooth rolling mobility | Twin-wheel PU casters allow low-noise, scratch-free movement on hard wood, tile and low-pile carpet surfaces, with no brake function for easy repositioning | |
| integrated head and neck support | Fixed integrated padded headrest at top of high back provides continuous neck support during upright working and reclined positions, no separate headrest height adjustment | |
| lumbar support | Contoured curved backrest shape provides built-in passive lumbar support aligned to natural spine curvature, no separate adjustable lumbar pad | |
| fixed padded arm support | Wide integrated padded armrests provide stable forearm support during typing and resting, fixed position aligned to standard desk arm height for reduced shoulder strain | |
| gas lift stroke length | 83 mm | |
| 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 carton | |
|---|---|---|
| shipping carton dimensions | 1150 x 800 x 850 mm | |
| shipping gross weight | 60 kg | |
| shipping volume per unit | 0.78 CBM | |
| assembly time | 50 minutes | |
| 20ft GP container loading quantity | 36 units | |
| 40ft HQ container loading quantity | 88 units | |
| packaging protection | Inner dustproof plastic bag, 5-layer K=K corrugated outer carton with corner foam padding | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| executive private office | Suitable for president, CEO or director private offices, matching high-end wood executive desks with its walnut bentwood trim and premium leather appearance for a professional luxury aesthetic | |
|---|---|---|
| boardroom meeting space | Usable as boardroom seating for executive meeting rooms, supporting extended meeting comfort with thick padding and ergonomic back support | |
| high-end home office | Appropriate for premium residential home offices, complementing modern and mid-century modern interior styles with its curved wood and muted slate blue upholstery | |
| commercial reception areas | Suitable for upscale corporate reception or VIP waiting areas, presenting a polished professional image for visiting clients | |
| management open plan workstations | Deployable for senior management open plan workstations, with smooth casters and swivel function supporting multi-tasking across desk surfaces | |
| recommended desk height pairing | Optimized for use with 760 mm height standard office desks, matching the adjustable seat height range for ergonomic seated posture | |
| floor type suitability | Safe for use on hardwood, tile, marble and low-pile carpet floors, with PU casters that prevent floor scratches and reduce rolling noise | |
| 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, defining dimensional requirements for seat, backrest and clearance for seated users | |
|---|---|---|
| EN 1335-2:2018 | European standard for office work chairs, specifying safety, strength and durability requirements for commercial use | |
| EN 1022:2019 | European standard for furniture seating, specifying stability test methods for forward, rearward and sideward tipping resistance |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | North American standard for office chairs, specifying test methods and performance requirements for static load, fatigue, durability and stability | |
|---|---|---|
| BIFMA X5.1 Test 5: Backrest static load | Applicable test requirement to validate backrest structural strength under 136kg static load for executive chair use |
Standards applicable to China-market projects
| GB 18584-2001 | Standard for limit of harmful substances in wooden furniture, applicable for formaldehyde emission limits for bent plywood components and adhesives |
|---|
This product must meet the following technical requirements: 1. GB 18584-2001: Standard for limit of harmful substances in wooden furniture, applicable for formaldehyde emission limits for bent plywood components and adhesives; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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