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OC-MB-BL-012

Code：JV1K4PV1
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Mid-Back Mesh Office Task Chair with White Armrests and Chrome Base Key Specifications 2026-08-02 13:37

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OC-MB-BL-012

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PRODUCT MODULE 01 / 06

Physical Dimensions

Automatic mm / inch conversion · Core engineering specifications

Overall dimensions620 x 600 x 1050 mm
Seat width500 mm
Seat depth480 mm
Seat height range (floor to seat top)500 mm
Backrest width480 mm
Backrest height520 mm
Armrest height (seat top to arm pad top)220 mm
Chrome 5-star base diameter680 mm
Caster diameter50 mm
Armrest pad length260 mm
Finished Seat Cushion Thickness90 mm
Backrest Padding Thickness70 mm
Lumbar Support Zone Height240 mm
Clear Width Between Armrests540 mm
PRODUCT MODULE 02 / 06

Weight, Load & Performance

Net weight / load capacity / users / durability

Recommended maximum user weight120 kg
Net weight14 kg
Seat foam density45 kg/m³
Backrest tilt lock angle range12°
Gas lift stroke length100 mm
Caster rolling durability100000 cycles
Backrest maximum tilt angle12°
Seam pitch6 mm
Seat Foam Density / Rebound Reference45 kg/m³ / 65%
Back Foam Density Reference38 kg/m³
PRODUCT MODULE 03 / 06

Materials & Structure

Core acceptance fields · Panels / hardware / frame / upholstery

Backrest surfaceBlue woven mesh fabric stretched over rigid plastic inner frame
Seat cushion upholsteryBlue woven fabric over molded high-resilience polyurethane foam
Armrest structureWhite reinforced PP plastic frame with integrated flat arm pad surface
Height adjustment mechanismBlack powder-coated steel chassis with Class 3 gas lift cylinder
Support baseChrome-plated steel 5-star leg structure with polished finish
CastersBlack twin-wheel casters with nylon wheel bodies and steel axle pins
Backrest frame borderDark blue hard plastic trim holding mesh under tension
Gas lift cylinderChrome-plated steel outer tube with nitrogen-filled internal piston
Seat Internal Support Board Thickness14 mm bent plywood or equivalent support board
Backrest Internal Frame Thickness14 mm bent plywood/composite reinforced frame
Tilt Mechanism Plate Thickness2.5 mm cold-rolled steel
Five-star Base Material ThicknessMetal base wall 3.5 mm; diameter 700 mm
PRODUCT MODULE 04 / 06

Functions & Adjustment

Adjustment / rotation / tilt / mobility / storage features

Seat height adjustmentPneumatic gas lift operated by left-side lever, providing vertical height change for different desk heights and user statures
360-degree swivel rotationFull continuous rotation around central gas lift axis for multi-directional desk access without repositioning the base
Backrest tilt with lockSynchro-style tilt mechanism allowing backrest recline, lockable in upright position for focused work
Fixed height armrestsStationary T-shaped arm supports at fixed vertical position for forearm resting during typing
Mobile rolling baseFive twin-wheel casters enable smooth movement across hard floors and low-pile office carpets
Breathable back supportTensioned mesh back provides passive lumbar and torso support with continuous air circulation to reduce heat buildup during long sitting sessions
Recline Angle / Lock Reference125° with 3suggested lock positions
Tilt Tension User-weight RangeReference adjustment coverage 120 kg
Rotation / Mobility Configuration360° swivel with 5-caster multidirectional movement
PRODUCT MODULE 05 / 06

Packaging & Logistics

Verified carton / gross weight / assembly / loading data

Packaging unit count1 carton per chair
Carton dimensions650 x 520 x 320 mm
Gross weight per carton16 kg
Volume per carton0.108 CBM
Assembly time per unit30 minutes
20ft container load quantity280 units
Reference Package Count1 set / 2 cartons
Reference Assembly Time40 minutes per set
Reference Carton Dimensions850× 420× 720 mm
Reference Packaged Gross Weight23 kg/set
PRODUCT MODULE 06 / 06

Applications & Usage

Recommended spaces / users / usage modes

Open-plan office workstationsSuited for daily 8-hour desk work in shared office environments, with breathable mesh back for all-day comfort and compact footprint for dense workstation layouts
Home office and remote work setupsAppropriate for residential home offices paired with standard 750 mm height desks, providing adjustable height and swivel mobility for flexible work routines
Meeting room and conference seatingSuitable for conference room and huddle room seating around meeting tables, with 360-degree swivel for easy orientation toward presenters and collaborative discussions
Staff training and seminar roomsIdeal for training facilities and seminar spaces requiring movable, stack-compatible seating with durable construction for high-frequency shared use
Small business and startup workspacesCost-effective seating solution for growing companies furnishing multiple workstations with consistent, ergonomically suitable seating at accessible price point
Recommended Matching Desk Size2.4 m executive desk
Reference Daily Use Duration8 hours/day; confirm by ergonomic testing
STANDARD S1

EU EN Standards

European market access and chemical requirements

Office furniture - Office chairs - Requirements for safety, strength and durabilityEN 1335:2018
Ergonomics - Office work chairEN 1728:2013
STANDARD S2

North America ANSI/BIFMA Standards

US and Canada office-furniture standards

Office chairs - Tests for stability, strength and durabilityANSI/BIFMA X2017
Sustainability standard for seating furnitureANSI/BIFMA e2020
STANDARD S3

China GB Standards

Standards applicable to China-market projects

General technical requirements for office furnitureGB/T 3326
Limits of harmful substances for wood-based furnitureGB 18584
Standard Tender Description
This product must meet the following technical requirements:
1. General technical requirements for office furniture: GB/T 3326;
2. Limits of harmful substances for wood-based furniture: GB 18584;
Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
GENERATED EXPORTS

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Technical Report PDF

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PDF · OC-MB-BL-012

Complete Parameter Workbook

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XLSX · OC-MB-BL-012

International Listing Template

English title, specifications, materials, standards and purchasing fields.

XLSX · LISTING

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Product Overview & Construction Details

GUOYOU OC-MB-BL-012 is a mid-back mesh office task chr featuring a clean, functional visual profile with blue woven mesh backrest, matching blue fabric seat cushion, fixed white armrests, and a polished chrome 5-star base. Its compact footprint fits neatly into dense workstation layouts while mntning a professional, neutral aesthetic that blends with varied interior schemes. In construction, the backrest uses tensioned blue woven mesh stretched over a rigid plastic inner frame framed by dark blue hard plastic trim, pred with a molded high-resilience polyurethane foam seat cushion upholstered in coordinated blue woven fabric. The armrests are crafted from white reinforced PP plastic with integrated flat pad surfaces. Under-seat structure includes a black powder-coated steel chassis with Class 3 gas lift cylinder, a chrome-plated steel 5-star support base, and black twin-wheel nylon casters with steel axle pins. Seat internal support uses bent plywood, and the tilt mechanism plate is made of cold-rolled steel. For practical function, the chr offers pneumatic seat height adjustment via a left-side lever to accommodate different desk heights and user statures, full 360-degree swivel for multi-directional access, and synchro-style backrest tilt with lockable upright position for focused work. Fixed T-shaped armrests provide stable forearm support during typing, while the five twin-wheel casters enable smooth mobility across hard floors and low-pile carpets. The tensioned mesh back delivers passive lumbar and torso support with continuous r circulation to reduce heat buildup during extended sitting. This model fits a wide range of spaces including open-plan office workstations for dly 8-hour use, home office setups pred with standard height desks, meeting and conference rooms for collaborative sessions, staff trning and seminar rooms requiring flexible reconfiguration, and small business or startup workspaces seeking cost-effective consistent seating. For procurement planning, each chr ships in one flat-pack carton and requires single-person assembly using basic hand tools. The chr supports a recommended maximum user weight of 120 kg, with seat foam formulated for regular dly office use. Casters deliver reliable rolling performance on hard office flooring, and the unified color and design support cohesive furnishing across large workstation deployments.

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