Costa Full-Grain Leather Upholstery
Supple full-grain leather with a smooth hand, natural tonal variation, and refined matte finish.
Zhejiang, China
Hide grade, usable cutting yield, thickness, color range, grain integrity, tear strength, seam strength, crocking, and approved-lot continuity are controlled.
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Aniline-Dyed Nubuck Leather Upholstery
Top-grain nubuck leather with a softly buffed velvety surface, natural color movement, and patina development over time.
Zhejiang, China
Hide grade, aniline dye penetration, thickness, buffing uniformity, color range, crocking, tear strength, seam strength, protective finish, and panel matching require approval.
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Pebbled Top-Grain Leather Upholstery
Durable top-grain leather with pronounced pebble texture, a soft hand, and everyday resilience.
Zhejiang, China
Hide grade, grain embossing, thickness, flex resistance, abrasion, colorfastness, finish adhesion, seam strength, and production-lot continuity are controlled.
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Engineered-Wood & Furniture-Grade Plywood Frame
Load-bearing sofa frame engineered for dimensional stability, rigidity, and serviceable upholstery construction.
Guangdong, China
Material grade, panel thickness, moisture control, load-path reinforcement, dimensional tolerance, and fastener-holding strength are production-controlled.
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Reinforced Corner-Blocked Joinery
Critical frame joints combine corner blocks, structural adhesive, and load-rated mechanical fastening.
Guangdong, China
Block geometry, adhesive coverage, fastener specification, squareness, racking resistance, and cyclic-load performance must pass inspection.
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No-Sag Steel Sinuous Spring Suspension
High-tensile sinuous springs provide continuous seat support consistent with the reference product construction.
Guangdong, China
Wire gauge, spring spacing, clip strength, edge support, anchoring, corrosion protection, squeak control, and fatigue performance are production-controlled.
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Spring Clips & Edge-Support Hardware
Load-rated clips and support components secure the sinuous springs and stabilize the seat perimeter.
Guangdong, China
Steel grade, coating, retention force, installation spacing, edge geometry, and repeated-load performance are inspected.
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High-Resilience Foam Seat Cores
Supportive polyurethane foam cores provide balanced firmness, recovery, and long-term shape retention.
Guangdong, China
Density, IFD, dimensional tolerance, compression set, fatigue recovery, odor, and destination-market compliance documentation are required.
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Down-Blend Cushion Wrap
Calibrated down, feather, and polyfiber layers soften the seat while internal construction controls migration.
Guangdong, China
Fill composition, cleanliness, fill weight, compartmenting, migration control, loft recovery, seam strength, and batch traceability are inspected.
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Loose Back Cushion Comfort Package
Loose back cushions combine resilient foam and calibrated down-blend comfort layers for support and recoverable loft.
Guangdong, China
Core density, fill ratio, compartment control, recovery, dimensional tolerance, seam strength, and finished profile must meet the approved cushion schedule.
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Fixed Solid-Wood Platform Base
Load-bearing solid-wood base creates the raised architectural stance and transfers frame loads evenly.
Guangdong, China
Wood species and grade, moisture content, machining tolerance, joint integrity, mounting strength, deflection, and finished load performance are controlled.
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Seadrift Wood Finish System
Multi-step Seadrift-tone finish protects the fixed solid-wood base while preserving visible grain character.
Guangdong, China
Color master, sanding schedule, stain absorption, sealer coverage, topcoat adhesion, chemical resistance, rub resistance, and batch consistency are approved.
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Load-Rated Frame-to-Base Hardware
Corrosion-resistant brackets and fasteners secure the upholstered frame to the solid-wood base.
Guangdong, China
Steel grade, coating, fastener size, torque, pull-out strength, alignment, service access, and corrosion resistance are controlled.
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Non-Marking Floor Glides
Low-profile floor contacts protect finished flooring and maintain stable installation.
Guangdong, China
Material, load capacity, attachment strength, height consistency, floor-contact finish, and finished-base clearance are inspected.
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Furniture-Grade Sewing Components
High-strength thread, interliners, cushion zippers, and dust covers support tailored leather upholstery and serviceable cushion construction.
Zhejiang, China
Thread strength, stitch density, seam allowance, needle specification, zipper gauge, interliner stability, dust-cover weight, and workmanship are controlled.
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Leather Panel-Matching & Cutting Standard
Visible leather panels are nested and matched to manage natural hide variation without concealing authentic character.
Guangdong, China
Panel orientation, shade grouping, defect mapping, stretch direction, left-right balance, seam placement, and cutting yield follow the approved master sample.
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Low-Emission Adhesives & Interior Finishing System
Structural and upholstery adhesives are specified for controlled emissions and indoor furniture use.
Guangdong, China
Supplier declarations, application controls, cure requirements, odor limits, and destination-market compliance records are required; no certification claim is made without documentation.
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Moisture-Resistant Protective Export Packaging
Multi-layer export packaging protects leather surfaces, corners, the fixed wood base, and frame geometry during consolidated transit.
Guangdong, China
Non-transfer surface wrap, desiccant placement, corner protection, carton compression strength, moisture barrier, hardware isolation, and drop-handling performance are required.
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