Product supplierModular Concentric Curved Low-Back Lounge Sofa, 18mm thick plywood and solid hardwood composite, kiln-dried to 12% moisture
Contact the supplier for production scheduling and quotation.
PRODUCT MODULE 01 / 06
Physical Dimensions
Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall dimensions (W × D × H) | 3600 × 1800 × 790 mm | |
|---|---|---|
| Overall outer dimension (quarter-circle full set) | 3600 x 1800 x 790 mm | |
| Single large segment outer arc length | 2830 mm | |
| Single nested small segment outer arc length | 1880 mm | |
| Seat height from floor | 450 mm | |
| Seat depth (front to back) | 980 mm | |
| Backrest height above seat | 340 mm | |
| Inner quarter-circle radius (innermost segment) | 1800 mm | |
| Upholstery seam stitch pitch | 30 mm | |
| Plinth base contact width | 100 mm | |
| Seat Cushion Thickness | 180 mm | |
| Back Cushion Thickness | 160 mm | |
| Leg Height / Floor Clearance | 160 mm |
PRODUCT MODULE 02 / 06
Weight, Load & Performance
Net weight / load capacity / users / durability
Data source: Product performance data; verify exact test conditions before procurement.
| Per-seat static load capacity | 150 kg | |
|---|---|---|
| Seat cushion foam density | 45 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Fabric abrasion resistance (Martindale) | 100000 cycles | |
| Foam rebound rate | 60% | |
| Single segment net weight | 85 kg | |
| Frame structural warranty | 25 years | |
| Soft parts (upholstery/foam) warranty | 5 years | |
| Per-seat occupant width | 730 mm | |
| Seat Foam Density / Rebound | 40 kg/m³ / 60% |
PRODUCT MODULE 03 / 06
Materials & Structure
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Internal frame structure | 18mm thick plywood and solid hardwood composite, kiln-dried to 12% moisture | |
|---|---|---|
| Seat cushion core fill | High-density polyurethane foam with 20mm soft fiber top wrap | |
| Backrest fill | Medium-density polyurethane foam, contoured to match curved panel shape | |
| Outer upholstery material | Matte light green abrasion-resistant polyester tech fabric, anti-fouling treated | |
| Fabric weight | 380 gsm | |
| Upholstery tension structure | Precision-cut fabric with hidden stitched seams over curved frame, no tufting | |
| Base plinth structure | Fully upholstered legless plinth with internal reinforcement, no exposed hard legs | |
| Modular connection hardware | Powder-coated steel clip and hook connectors between adjacent segments | |
| Fabric finish | Stain-resistant matte finish, suitable for alcohol-based disinfection | |
| Timber Frame Section / Moisture | Primary section ≥30 × 50 mm; recommended moisture 12% | |
| Spring / Webbing Specification | Sinuous spring wire 4 mm; elastic webbing 70 mm wide | |
| Leg Connector Specification | Reference M8-M10 with at least 1 mechanical fixing per leg |
PRODUCT MODULE 04 / 06
Functions & Adjustment
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Modular configuration flexibility | Segments connect via hidden clips to form full circles, semicircles, or linear arcs | |
|---|---|---|
| Nested concentric arrangement | Tiered concentric seating layouts enabled by matched radii of different segments | |
| Stackable storage feature | Smaller segments nest inside larger units to reduce storage volume by 60% | |
| No-tool assembly | Segments connect via pre-installed clips without tools, 2-person setup required | |
| Maintenance access | Hidden zippers allow removal of upholstery covers for professional cleaning | |
| Power integration compatibility | Pre-molded internal channels support optional USB/power outlet retrofits | |
| Floor protection | Hidden non-slip felt pads on plinth base prevent floor scratching | |
| Edge safety design | All seat and back edges are rounded with 50mm radius to eliminate sharp impact points | |
| Cushion Service Configuration | Recommended 2removable/replaceable cushion methods |
PRODUCT MODULE 05 / 06
Packaging & Logistics
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Module Carton Dimensions | 2200× 1050× 850 mm | |
| Reference Packaging Volume | 1.8 m³/item | |
| Reference Packaged Gross Weight | 110 kg/item |
PRODUCT MODULE 06 / 06
Applications & Usage
Recommended spaces / users / usage modes
Data source: Recommended applications based on product form and category.
| Office reception lobbies | Curved tiered form creates inviting grouped seating for visitor waiting areas | |
|---|---|---|
| Co-working space lounge zones | Reconfigurable segments support flexible group collaboration or casual individual work | |
| Public institution waiting areas | Durable cleanable fabric and high load rating suit high-traffic government/healthcare spaces | |
| Hotel lobby lounge areas | Sleek minimalist curved form complements contemporary hospitality interior design | |
| Educational institution common areas | Rounded edges and modular layout suit student gathering spaces in universities/libraries | |
| Exhibition and event spaces | Stackable nested design allows fast reconfiguration and compact storage between events | |
| Children’s activity zones (optional soft vinyl cover) | Rounded soft edges and cleanable surfaces suit supervised public play areas |
STANDARD S1
EU Market Entry Requirements * EN Standards
EU Market Access Requirements* EN Standards
| EN 13761:2002 | Applies to safety, strength and durability requirements for non-domestic seating | |
|---|---|---|
| EN 1021-1:2014 | Applies to upholstered furniture ignitability resistance (smoldering cigarette) |
STANDARD S2
North America Purchasing & Inspection Reference * ANSI/BIFMA Standards
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2021 | Applies to performance requirements for lounge and public area seating |
|---|
STANDARD S3
Standards Applicable to China-Market Projects * GB Standards
Standards applicable to China-market projects
| GB/T 3324-2017 | Applies to general technical requirements for wooden frame furniture strength and stability | |
|---|---|---|
| GB 18584-2001 | Applies to limit of harmful substances in wooden furniture for indoor use | |
| GB/T 19889.6-2005 | Applies to acoustic performance rating for public space furniture |
Standardized tender description text
This product must meet the following technical requirements: 1. GB/T 3324-2017: Applies to general technical requirements for wooden frame furniture strength and stability; 2. GB 18584-2001: Applies to limit of harmful substances in wooden furniture for indoor use; 3. GB/T 19889.6-2005: Applies to acoustic performance rating for public space furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
GENERATED EXPORTS
Ready-to-use export tools
Export data is generated from the current published product record.
Technical Report PDF
Directly download an English report in metric or imperial units.
Complete Parameter Workbook
Download all product information and parameter modules in English.
International Listing Template
English title, specifications, materials, standards and purchasing fields.
Customs Declaration Data
Prepare customs description, material, usage, dimensions and declaration elements.
Open Export Tool