Mid-Back Upholstered Swivel Executive Office Chair (model OFC-MB-CARAMEL-5STAR-01) is listed under Executive Boss Chair. Dimensions: 680 × 680 × 1050 mm. Materials: Caramel-brown upholstered surface over padded foam; exact leather, PU, or fabric grade requires supplier BOM confirmation. Load capacity: 500 kg. Product Features: contemporary,executive,style,upholstered,swivel,chair,five-star,mobile,base. This page consolidates 6 groups of specifications and ANSI/BIFMA standard references, with metric and imperial units. 1 supplier(s) are listed and you can request a quote online.
| Brand | JIULONGYOUSHENG | Model | OFC-MB-CARAMEL-5STAR-01 |
| Overall dimensions (W × D × H) | 680 × 680 × 1050 mm | Finished Seat Cushion Thickness | 90 mm |
| Backrest Padding Thickness | 70 mm | Lumbar Support Zone Height | 240 mm |
| Clear Width Between Armrests | 540 mm | Recommended user weight capacity | 150 kg |
| Chair net weight | 18 kg | Seat foam density | 45 kg/m3 |
| Back foam density | 35 kg/m3 | Foam rebound rate | 40% |
| Fabric or leather abrasion resistance | 50,000 Martindale cycles | Seam stitch pitch | 8 stitches per 50 mm |
| Caster rolling durability | 100,000 cycles | Base static load rating | 500 kg |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | Seat upholstery | Caramel-brown upholstered surface over padded foam; exact leather, PU, or fabric grade requires supplier BOM confirmation |
| Backrest upholstery | Contoured caramel-brown upholstered back panel with continuous side shaping | Integrated armrests | Upholstered arm bodies with rounded top pads and matching brown outer shells |
| Seat cushion | Molded polyurethane foam pad, 90 mm target thickness, with upholstered cover | Back cushion | Polyurethane foam padding, 70 mm target thickness, bonded to contoured support shell |
| Inner seat shell | 12 mm molded plywood or equivalent engineered composite seat support | Back support shell | 8 mm molded composite or plywood back carrier following the tapered back contour |
| Tilt mechanism | Black powder-coated steel plate mechanism with side operating lever | Gas lift | Black and polished steel telescoping gas lift, Class 4 target, 50 mm outer diameter |
| Five-star base | Polished chrome-plated steel or aluminum five-star base with five radiating legs | Casters | Black nylon or polyurethane twin-wheel swivel casters, five pieces |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | Swivel function | 360-degree full rotation around the central gas lift for desk-side access |
| Seat height adjustment | Pneumatic height adjustment through an 80 mm lift stroke using the visible right-side lever | Tilt recline | Backward tilt movement with a 15-degree maximum recline angle from the upright position |
| Tilt tension control | Under-seat knob adjusts recline resistance for users up to 150 kg | Tilt lock | Upright-position lock via the under-seat control for fixed conference or task use |
| Arm support | Fixed integrated armrests provide continuous elbow support at 230 mm above the seat | Mobility | Five twin-wheel casters enable rolling movement on hard floors and low-pile carpets |
| Load transfer | Five-point base spreads vertical and reclining loads through the central steel column and polished legs | 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 |
| Carton dimensions | 720 x 660 x 420 mm | 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 | Reference Carton Volume | 0.26 m³/set |
| Indicative 20GP Loading | 135 sets at 85% space utilization | Indicative 40HQ Loading | 320 sets at 85% space utilization |
| Private executive office | Suitable for a 1800 mm executive desk where a padded swivel chair supports daily computer and meeting use | Conference room | Appropriate as a visitor or manager chair around conference tables with 750 mm work height |
| Home office | Fits a compact home workspace requiring a 700 mm movement clearance around the chair base | Manager workstation | Suits users performing 8 hours of desk work with recline, swivel, and height adjustment |
| Guest or consultation setting | Warm caramel upholstery works for advisory rooms requiring a less institutional appearance | Hard-floor meeting area | Use with five 60 mm twin-wheel casters on wood, tile, or low-pile carpeted office floors |
| Recommended Matching Desk Size | 2.4 m executive desk | Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
| Time | Field | Original Value | Corrected Value | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall dimensions (W × D × H) | 680 × 680 × 1050 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
Data source: Product performance data; verify exact test conditions before procurement.
| Recommended user weight capacity | 150 kg | |
|---|---|---|
| Chair net weight | 18 kg | |
| Seat foam density | 45 kg/m3 | |
| Back foam density | 35 kg/m3 | |
| Foam rebound rate | 40% | |
| Fabric or leather abrasion resistance | 50,000 Martindale cycles | |
| Seam stitch pitch | 8 stitches per 50 mm | |
| Caster rolling durability | 100,000 cycles | |
| Base static load rating | 500 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Seat upholstery | Caramel-brown upholstered surface over padded foam; exact leather, PU, or fabric grade requires supplier BOM confirmation | |
|---|---|---|
| Backrest upholstery | Contoured caramel-brown upholstered back panel with continuous side shaping | |
| Integrated armrests | Upholstered arm bodies with rounded top pads and matching brown outer shells | |
| Seat cushion | Molded polyurethane foam pad, 90 mm target thickness, with upholstered cover | |
| Back cushion | Polyurethane foam padding, 70 mm target thickness, bonded to contoured support shell | |
| Inner seat shell | 12 mm molded plywood or equivalent engineered composite seat support | |
| Back support shell | 8 mm molded composite or plywood back carrier following the tapered back contour | |
| Tilt mechanism | Black powder-coated steel plate mechanism with side operating lever | |
| Gas lift | Black and polished steel telescoping gas lift, Class 4 target, 50 mm outer diameter | |
| Five-star base | Polished chrome-plated steel or aluminum five-star base with five radiating legs | |
| Casters | Black nylon or polyurethane twin-wheel swivel casters, five pieces | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Swivel function | 360-degree full rotation around the central gas lift for desk-side access | |
|---|---|---|
| Seat height adjustment | Pneumatic height adjustment through an 80 mm lift stroke using the visible right-side lever | |
| Tilt recline | Backward tilt movement with a 15-degree maximum recline angle from the upright position | |
| Tilt tension control | Under-seat knob adjusts recline resistance for users up to 150 kg | |
| Tilt lock | Upright-position lock via the under-seat control for fixed conference or task use | |
| Arm support | Fixed integrated armrests provide continuous elbow support at 230 mm above the seat | |
| Mobility | Five twin-wheel casters enable rolling movement on hard floors and low-pile carpets | |
| Load transfer | Five-point base spreads vertical and reclining loads through the central steel column and polished legs | |
| 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
Data source: Reference for export quotations and container planning.
| Carton dimensions | 720 x 660 x 420 mm | |
|---|---|---|
| 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 | |
| Reference Carton Volume | 0.26 m³/set | |
| Indicative 20GP Loading | 135 sets at 85% space utilization | |
| Indicative 40HQ Loading | 320 sets at 85% space utilization |
Recommended spaces / users / usage modes
Data source: Recommended applications based on product form and category.
| Private executive office | Suitable for a 1800 mm executive desk where a padded swivel chair supports daily computer and meeting use | |
|---|---|---|
| Conference room | Appropriate as a visitor or manager chair around conference tables with 750 mm work height | |
| Home office | Fits a compact home workspace requiring a 700 mm movement clearance around the chair base | |
| Manager workstation | Suits users performing 8 hours of desk work with recline, swivel, and height adjustment | |
| Guest or consultation setting | Warm caramel upholstery works for advisory rooms requiring a less institutional appearance | |
| Hard-floor meeting area | Use with five 60 mm twin-wheel casters on wood, tile, or low-pile carpeted office floors | |
| 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 | Recommended references: ANSI/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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