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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W x D x H) | 680 x 700 x 1230 mm | |
|---|---|---|
| Seat width (usable) | 510 mm | |
| Seat depth (usable) | 490 mm | |
| Seat height range (floor to seat top) | 530 mm | |
| Backrest total height | 760 mm | |
| Backrest width | 500 mm | |
| Armrest height (seat to arm top) | 210 mm | |
| Chrome 5-star base diameter | 680 mm | |
| Caster diameter | 50 mm | |
| Seat foam thickness (cushion) | 80 mm | |
| Lumbar support section height | 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
| Chair net weight range | 24 kg | |
|---|---|---|
| Recommended user weight range | 120 kg | |
| Gas lift rated cyclic durability | ≥100,000 up/down cycles | |
| Caster rolling durability | ≥100,000 rolling cycles | |
| Seat and back foam density | 55 kg/m³ for seat, 45 kg/m³ for back | |
| Foam rebound rate | 50% | |
| Static stability (rear tip) | ≥68 N applied force without tipping | |
| 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
| Seat and backrest upholstery | Light grey padded faux leather (PU leather) | |
|---|---|---|
| Armrest structure and pad | Dark grey/black rigid PU armrest frame with integrated padded top, connected to seat/back frame | |
| Internal seat support frame | 2.2 mm thick stamped steel plate frame | |
| Gas lift cylinder | Polished chrome plated Class 3 steel gas lift, 50mm outer diameter, 100mm stroke | |
| Tilt mechanism chassis | 3 mm thick black powder coated steel multi-lock synchro tilt chassis | |
| 5-star base | Polished chrome plated steel (2 mm wall thickness) 5-star swivel base | |
| Casters | Black nylon twin-wheel universal casters (PU tread optional) | |
| Seat and back padding | High-density molded polyurethane foam | |
| Upholstery stitching | Evenly spaced matching grey thread, 8 stitches per 30mm seam length | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full rotational movement enabled by central swivel joint between gas lift and seat mechanism | |
|---|---|---|
| Seat height adjustment | 100mm up/down adjustment via right-side lever under seat, actuated by Class 3 gas lift, locks at any position within the range | |
| Synchronized tilt function | Seat tilts up to 12 degrees, backrest tilts up to 18 degrees in 1:1.5 synchro ratio, with adjustable tension for user weight | |
| Tilt position lock | Lockable in 3 positions (upright, mid-tilt, full tilt) via left-side control lever | |
| Fixed padded armrests | Stationary curved armrests attached to seat/back frame, provide forearm support during typing and resting, no height or width adjustment | |
| Smooth rolling mobility | 5 dual-wheel casters allow easy movement on hard floors and low-pile commercial carpet without floor scratching | |
| Segmented ergonomic support | Backrest divided into upper back, mid-back and lumbar padded zones to support natural spine curvature | |
| 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 | |
|---|---|---|
| Single carton dimensions (L x W x H) | 860 x 670 x 450 mm | |
| Carton gross weight range | 27 kg | |
| Shipping volume (CBM) per unit | 0.26 CBM | |
| Assembly time (standard hand tools) | 15 minutes | |
| 40ft HQ container loading quantity | 260units | |
| Packaging materials | 5-layer corrugated carton, expanded polystyrene edge protection, polyethylene wrap, hardware kit with assembly tool | |
| 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
| Private executive offices | High-back upholstered design provides comfort and professional appearance for senior staff and manager workspaces | |
|---|---|---|
| Conference/boardrooms | Formal grey upholstery and polished chrome base suit professional meeting room environments, suitable for 3 hour meeting seating | |
| Home office executive setups | Swivel and tilt functions, padded support and rolling base suit full-time remote work use in home workspaces | |
| Client reception areas | Premium upholstered finish creates a professional impression for visitor seating in management reception zones | |
| Recommended desk pairing | Works with 760 mm high executive desks and writing tables, armrest height aligns with standard desk surface height for ergonomic forearm support | |
| 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
| Applicable standard reference: ANSI/BIFMA X5.1-2017 | General purpose office chairs - tests for strength, durability and stability; recommended for commercial grade office chair procurement acceptance, no implied certification | |
|---|---|---|
| Maximum recommended static load capacity | Recommended references: BIFMA X5.1 |
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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