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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 675 x 700 x 1150 mm | |
|---|---|---|
| Seat width | 490 mm | |
| Seat depth | 480 mm | |
| Adjustable seat height | 540 mm | |
| Backrest height | 700 mm | |
| Five-star base diameter | 700 mm | |
| Caster wheel diameter | 60 mm | |
| Armrest height above seat | 220 mm | |
| Seat cushion thickness | 70 mm | |
| Backrest padding thickness | 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
| Recommended user weight capacity | 200 kg | |
|---|---|---|
| Net product weight | 25 kg | |
| Tilt mechanism durability cycles | 300000 cycles | |
| Caster rolling durability | 100000 cycles | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Recommended daily use duration | 8 hours | |
| Seam stitch pitch | 8 mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Saddle tan full-grain leather or premium PU leather, visible vertical edge stitching | |
|---|---|---|
| Seat internal support structure | 18mm thick multi-layer plywood seat shell | |
| Seat cushion padding | 70mm thick 45kg/m³ high-density molded polyurethane foam | |
| Backrest padding | 50mm thick 40kg/m³ molded polyurethane foam | |
| Armrest structure | Integrated wrap-around rigid shell fully upholstered to match seat and back | |
| Tilt and height mechanism | 8mm thick black powder-coated steel multi-function tilt plate with black lever handles | |
| Central support column | Polished chrome-plated steel Class 4 gas lift cylinder | |
| Five-star base | Polished chrome-plated aluminum alloy, 3mm wall thickness | |
| Caster wheels | 60mm diameter dual-wheel polyurethane casters with chrome mounting stems | |
| Surface finish on upholstery | Semi-aniline matte finish with scratch-resistant top coating | |
| 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
| Seat height adjustment | Pneumatic gas lift adjustment via under-seat lever, 135mm total travel between 405mm and 540mm seat height | |
|---|---|---|
| 360-degree swivel | Full 360° horizontal rotation enabled by central gas lift bearing, no rotation lock | |
| Backrest tilt function | Synchronized tilt with adjustable tension control, 21° maximum backward recline angle, 4 lockable recline positions | |
| Mobility function | Five dual-wheel PU casters enable omnidirectional rolling on hard floors and low-pile carpet, no brake mechanism fitted | |
| Fixed integrated armrests | Wrap-around upholstered armrests provide fixed upper body support, no height/width/depth adjustment | |
| Ergonomic weight support | Contoured seat front edge reduces leg pressure, tall angled backrest provides upper back support for upright desk posture | |
| Tilt tension adjustment | Rotating knob under seat modulates recline resistance to match user weight between 50kg and 120kg | |
| Gas lift stroke | 135 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
| Pack format | 1 unit per export carton, CKD (completely knocked down) assembly required | |
|---|---|---|
| Inner packaging | Dustproof PE plastic bag wrapping, foam corner protection for base and mechanism, hardware kit in sealed pouch | |
| Carton dimensions | 850 x 750 x 550 mm | |
| Gross shipping weight | 28 kg | |
| Packaging volume per unit | 0.35 CBM | |
| Required assembly time | 50 minutes | |
| 20ft container loading quantity | 75 units | |
| 40ft HQ container loading quantity | 180 units | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Executive private office | Sleek contemporary leather aesthetic and polished chrome base create a professional appearance for manager and director workspaces | |
|---|---|---|
| Home office study | Saddle tan upholstery complements modern residential interiors while providing ergonomic support for full workdays | |
| Corporate meeting room | Formal upholstered design and rolling mobility support use around conference tables for extended meeting sessions | |
| High-end co-working space executive suites | Durable commercial-grade construction supports shared multi-user use in premium flexible workspace environments | |
| Client reception seating | Polished upscale appearance creates a welcoming impression for client-facing areas without sacrificing functional support | |
| Executive boardroom side seating | Matching aesthetic to executive desks creates a cohesive premium boardroom environment for leadership meetings | |
| 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
| EN 1335-1:2020 | Applicable European standard for office work chairs, defines dimensional and safety requirements for task/executive seating used in office environments | |
|---|---|---|
| EN 1335-2:2018 | Applicable European standard for office work chair safety requirements, specifies structural stability, strength and durability test criteria for commercial office chairs | |
| EN 1335-3:2018 | Applicable European standard for office work chair test methods, provides standardized procedures for verifying safety and performance of seating components |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applicable American standard for office chairs, defines performance and safety requirements for general-purpose office seating including static load, durability and stability tests |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applicable standard for furniture table and chair dimension measurement, specifies measurement methods for seat height, depth, width and backrest dimensions for procurement acceptance | |
|---|---|---|
| GB/T 35607-2017 | Applicable green product furniture evaluation standard, sets limits for formaldehyde, heavy metal and harmful volatile emissions from upholstered seating materials | |
| GB/T 10357.3-2013 | Applicable test standard for furniture mechanical performance of chairs and stools, specifies static load, impact and fatigue test methods for seating durability |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applicable standard for furniture table and chair dimension measurement, specifies measurement methods for seat height, depth, width and backrest dimensions for procurement acceptance; 2. GB/T 35607-2017: Applicable green product furniture evaluation standard, sets limits for formaldehyde, heavy metal and harmful volatile emissions from upholstered seating materials; 3. GB/T 10357.3-2013: Applicable test standard for furniture mechanical performance of chairs and stools, specifies static load, impact and fatigue test methods for seating durability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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