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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (adjusted to max height) | 625 x 620 x 1075 mm | |
|---|---|---|
| Backrest width | 470 mm | |
| Backrest height | 580 mm | |
| Seat width | 490 mm | |
| Seat depth | 460 mm | |
| Seat cushion thickness | 60 mm | |
| Armrest height above seat surface | 190 mm | |
| Five-star base caster-to-caster width | 620 mm | |
| Minimum seat height from floor | 415 mm | |
| Maximum seat height from floor | 515 mm | |
| Minimum overall seat-to-armrest total height | 600 mm | |
| Maximum overall seat-to-armrest total height | 700 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
| Net weight | 14 kg | |
|---|---|---|
| Recommended maximum user weight | 120 kg | |
| Gas lift height adjustment stroke | 100 mm | |
| Maximum backrest recline angle | 125° | |
| Seat foam density | 60 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Seam stitch pitch | 8 stitches per 30mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest support frame | White reinforced PP (polypropylene) with glass fiber | |
|---|---|---|
| Backrest upholstery | Blue breathable tensioned polyester mesh | |
| Seat cushion core | High-density molded polyurethane foam | |
| Seat upholstery | Grey woven polyester fabric over foam | |
| Armrests | Fixed loop-style white PP armrests, fixed to seat and back frame | |
| Central gas lift column | Class 3 hardened steel gas lift, black painted finish | |
| Tilt control mechanism | 2.5mm thick stamped steel chassis with tension adjustment | |
| Five-star base | White molded nylon five-prong base | |
| Casters | 60mm diameter dual-wheel black PU soft casters | |
| Internal seat support plate | 12mm thick plywood under seat foam | |
| 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° swivel rotation | Full rotational movement enabled by central swivel joint under seat | |
|---|---|---|
| Pneumatic seat height adjustment | 100mm vertical adjustment via right-side under-seat lever controlling gas lift | |
| Backrest tilt function | Synchronized backward tilt with in-situ position locking via control lever | |
| Tilt tension adjustment | User-adjustable tilt resistance knob under seat for different user weights | |
| Integrated lumbar support | Contoured dual-zone mesh lumbar zone built into backrest for lower back support | |
| Fixed arm support | Fixed height loop armrests providing steady forearm support at typing height | |
| Smooth floor mobility | Five dual-wheel casters allowing multi-directional rolling on hard floors and low-pile carpet | |
| Knock-down assembly | Tool-included assembly of back, seat, base, gas lift and casters for end user | |
| 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
| 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
| Open-plan office workstations | Compact footprint and height adjustment suit standard 1200mm desk workstations | |
|---|---|---|
| Home office workspaces | Neutral white/blue/grey colorway and quiet casters suit residential office use | |
| Conference and meeting rooms | Fixed armrests and mid-back design support upright seated posture during meetings | |
| Co-working shared spaces | Durable mesh construction and swivel function suit high-turnover shared work areas | |
| Staff training rooms | Lightweight mobile design allows easy reconfiguration of seating layouts | |
| Reception and admin areas | Professional aesthetic and breathable mesh suit front-desk extended seated use | |
| Study desks for student use | Adjustable height and lumbar support suit teen and adult users during study sessions | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| Office furniture safety requirement | EN 1335:2020 | |
|---|---|---|
| Office chair strength/durability requirement | EN 1335:2018 | |
| Office chair stability requirement | EN 1335:2009 |
US and Canada office-furniture standards
| Office chair general test requirement | ANSI/BIFMA X2017 | |
|---|---|---|
| Office chair caster durability test | ANSI/BIFMA X5.1 Clause 17 | |
| Gas lift safety requirement | ANSI/BIFMA X5.1 Clause 8 | |
| Caster rolling durability | 100000 cycles | |
| Static load rating for five-star base | 1136 kg |
Standards applicable to China-market projects
| Office chair strength and durability requirement | GB/T 10357.2 | |
|---|---|---|
| Office chair safety requirement | GB 28007 | |
| Upholstered furniture formaldehyde limit | GB 18584 |
This product must meet the following technical requirements: 1. Office chair strength and durability requirement: GB/T 10357.2; 2. Office chair safety requirement: GB 28007; 3. Upholstered furniture formaldehyde limit: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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