Thermal Insulation
Thin Profile
PA66 Thermal Break
Double Hung
Engineered Product Portfolios
Factory-Fabricated Aluminium Partition & Door Assemblies
Discover our precision-extruded aluminium frames, acoustic thermal-break configurations, and architecturally finished door and window systems tailored for commercial, institutional, and luxury residential projects.
Waterproof & Sealed
Multi-Point Locking
EPDM Gasket
Casement System
Direct Manufacturer Casement Aluminum Doors windows Easy Maintenance Modern Design Waterproof for Residential Building
Acoustic Double Glass
Double Glazing
Stainless Track
Sliding Partition
Aluminum Sliding windows and Door Aluminium Double Glass Sliding Window Sliding Aluminum Windows
Heavy-Duty Security
Bi-Fold System
High Security
Multi-Leaf Fold
High Security Folding Interior Door Glass Garage Bi Fold Door Aluminum Folding Glass Doors
NFRC Impact Rated
Hurricane Impact
Sound Proof
NFRC Certified
American Project NFRC Sliding Glass Doors Balcony Double Glass Hurricane Impact Water Sound Proof Aluminum Sliding Glass Door
Burglar Proof
Horizontal Sliding
Impact Certified
Anti-Pry Frame
CHANGYI Xiamen Burglar Proof Hurricane Impact Aluminum Horizontal Sliding Window and Doors Balcony
Interior Privacy
Frosted Glass
Office Partition
Hotel Grade
GELLJA New Type of Aluminum-framed Frosted Glass Interior Finished Bathroom Doors for Hotels Villas Offices and Households
Al-Mg Alloy
Al-Mg Alloy
Architectural Grey
Double Glaze
Aluminum Magnesium Alloy Sliding Window Double Glazing System Window Gray Coffee White
Whitepaper · Engineering Fundamentals
The Architectural Transformation: Demountable Aluminium Partitions with Integrated Door Assemblies
Modern commercial space planning, Grade-A workplace development, and hospitality infrastructure have decisively transitioned away from permanent drywall partitions and labor-intensive masonry. In their place, engineered OEM/ODM aluminium partitions with integrated architectural doors have become the global standard for agile, flexible interior architecture.
Unlike traditional plasterboard construction—which generates significant debris during alterations and exhibits rapid acoustic degradation over time—demountable modular aluminium glass partitions provide a prefabricated, dry-assembly alternative. Structural profiles extruded from certified 6063-T5 and 6063-T6 architectural aluminium alloys provide the structural rigidity required for ceiling heights exceeding 4.5 meters without supplementary steel sub-framing.
Acoustic Decoupling Integrity: By combining dual-perimeter EPDM elastomeric gaskets with decoupled extruded framing, our partition systems achieve lab-certified Sound Transmission Class ratings ranging from STC 38 dB to STC 50 dB (Rw 48 dB), matching the speech privacy requirements of executive suites, medical consultancies, and boardroom environments.
For international property developers, general contractors, and project distributors, sourcing directly from an OEM/ODM extrusion and door manufacturer provides complete control over section profiles, glazing depths (supporting 8mm to 12mm monolithic toughened glass or 6mm+12A+6mm acoustic double glazing), and hardware integration—from concealed Euro-groove hinges to overhead hydraulic closers and electrified smart locking strikes.
Structural Cross-Section Technical Standards
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Extrusion Metallurgy: Primary ingot 6063-T5/T6 compliant with ASTM B221 and EN 755-9 standards. Tensile strength ≥ 205 MPa, yield strength ≥ 170 MPa.
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Profile Wall Thickness: Heavy-gauge structural transoms and vertical mullions engineered with 1.8mm to 3.0mm web thickness for high-traffic rigidity.
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Integrated Door Frames: Universal rebate channels accommodating 45mm to 55mm timber doors, frameless glass doors, or ultra-narrow aluminium framed stiles.
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Surface Coatings: Qualicoat Class 2 certified architectural powder coating (60–80μm) and Qualanod certified architectural anodizing (15–25μm) resisting saline and UV degradation.
100mm Modular Acoustic Partitions
Engineered for commercial head offices requiring total speech privacy. Accommodates dual insulated glass panels or solid composite inserts with internal acoustic mineral wool decoupling.
STC 45 – 50 dB CertifiedSlimline Single Glazed Systems
Minimalist 28mm to 35mm sightline perimeter profiles that maximize visible glass area and daylight harvesting while maintaining structural wind and impact load capacity.
Max Daylight TransmittanceIntegrated Doorway Hardware Sub-systems
Pre-milled CNC lock pockets and hinge pre-drilling compatible with German DIN standards, Dormakaba, GEZE, and Häfele hardware, including automatic drop-down bottom door seals.
Zero On-site Routing
Comparative Technical Analysis
Specification Matrix: Modular Aluminium vs. Traditional Systems
A granular performance comparison for specification teams, MEP consultants, and general contractors evaluating life-cycle cost, acoustic attenuation, and installation velocity.
| Performance Indicator | DERCHI OEM/ODM Modular Aluminium Partition | Frameless Patch Glass Wall | Standard Steel Stud & Gypsum Drywall |
|---|---|---|---|
| Acoustic Rating (Rw / STC) | 40 dB to 50 dB (Dual acoustic laminate + drop seal) | 28 dB to 33 dB (Sound leakage via perimeter gaps) | 35 dB to 44 dB (Degrades when penetrations occur) |
| Demountability & Reusability | 100% Reconfigurable (Zero loss of profiles or glass) | Partial (Patch hardware requires glass re-drilling) | 0% (Complete demolition, waste generation) |
| Installation Velocity (m²/day/team) | 25 – 35 m² (Modular dry assembly with clip profiles) | 12 – 18 m² (Heavy silicone curing dependencies) | 8 – 12 m² (Multi-stage taping, plastering, drying, painting) |
| Structural Deflection Limit | L/250 under 1.2 kPa wind/impact load (Engineered transoms) | L/150 (Susceptible to perimeter movement) | Variable (Dependent on internal timber/steel gauge) |
| Integrated Door Options | Aluminium slim-stiles, flush timber, sliding, pivot | Frameless pivot or patch sliding only | Timber or hollow metal frames requiring wall framing |
| Embodied Carbon & Recyclability | High Circularity: Recyclable billet, zero landfill | Moderate (Unframed glass recycling challenges) | Low (Gypsum board destined for landfill disposal) |
Future Sourcing Forecast
Global Procurement Trends: 2025–2030 Architecture Horizon
How corporate fit-out contractors, commercial procurement heads, and institutional buyers are evolving their supply-chain strategies for interior partition walls and door assemblies.
Trend 01 · Velocity
Dry-Fit Modular Pre-Assembly at Factory Gate
Rising on-site labor rates across North America, Europe, Australia, and urban Asia are shifting processing upstream. Importers require 100% pre-cut, CNC-machined, and dry-fitted partition kits delivered in coded project crates for rapid field snapping.
Trend 02 · Compliance
Acoustic Ergonomics in Hybrid Workspaces
Hybrid work models demand higher speech privacy in executive call pods and conference suites. Procurement tenders increasingly specify ISO 10140 laboratory acoustic certificates over generic supplier promises, making verified STC data a dealbreaker.
Trend 03 · Technology
Integrated Smart Access & Power Raceways
Partition frames are no longer passive dividers; they must house electrical raceways, concealed door closers, and wire channels for biometric readers, electromagnetic shear locks, and switchable PDLC privacy smart glass.
Trend 04 · ESG Mandates
Decarbonized Billets & Circular Material Passports
Institutional REITs and multinational tenants require LEED v4 and WELL Building compliance. Suppliers must demonstrate low-carbon hydro-smelted aluminium billets, non-toxic powder finishes, and modular profiles capable of closed-loop recycling.
R&D and Extrusion Innovations
Engineering the Future of Demountable Architectural Partitions
The engineering trajectory of aluminium partition and door manufacturing focuses on eliminating visible fasteners, decreasing frame sightlines, and enhancing multi-functional modularity. As an industry-leading OEM/ODM manufacturer, our Guangdong production facility is driving innovations across three core dimensions:
16mm Ultra-Slimline Micro Profiles
Utilizing computer-simulated rib reinforcements inside the extrusion chamber, our micro-profile partition series achieves a 16mm visible face without losing the load capacity needed for heavy laminated glass.
High-Rigidity ExtrusionEmbedded PDLC Smart Privacy Glass
Seamless internal conduit channels route low-voltage AC wiring directly through the aluminium head rail and pivot hinge, allowing glass panels to switch from crystal clear to opaque in under 20 milliseconds.
Integrated Wireway RoutingClick-Lock Modular Clip System
Eliminating wet glues and mechanical screws through spring-tempered stainless-steel snap clips. Partitions can be repositioned or expanded by non-specialized facility teams in minutes, slashing retrofit costs.
Fast-Track Assembly25+
Years Engineering Experience
180,000m²
Modern Production Base
600+
Skilled Technicians & Staff
100+
Patents & Global Certifications
Industrial Scale & Supply Reliability
Why Global Projects Rely on DERCHI Manufacturing
Based in Foshan, Guangdong—China’s premier aluminium window, door, and architectural facade manufacturing cluster—DERCHI brings comprehensive OEM/ODM engineering, compliance documentation, and export logistics under one roof.
BIM & Free CAD Shop Drawings
Our engineering team translates architectural floor layouts into precise fabrication schedules, section details, and BIM models within 48 hours, eliminating field measurement errors and clearance disputes.
Rigorous International Certifications
Our systems are verified by CE, ISO 9001, Australian AS 2047 (N6 cyclone rating), and UL fire door standards. Every batch is supported by comprehensive mill certificates and physical test reports.
Reinforced Seaworthy Crating
Finished aluminium sections and precision glass are packed with protective surface film, shock-absorbing corner guards, and heat-treated export plywood crates engineered for long sea freight without transit damage.
Procurement Intelligence
Frequently Asked Questions by Commercial Buyers
Clear, direct answers for architectural specifiers, general contractors, and corporate furniture & partition importers.
QWhat is the typical Minimum Order Quantity (MOQ) for custom OEM aluminium partition systems?
For standard production runs using our existing extrusion die profiles, the MOQ is 50 linear meters (or one combined commercial floor plan). For fully customized OEM dies and proprietary profile extrusions, the die charge is waived at a baseline volume of 3 to 5 metric tons.
QHow do your partition door frames accommodate different door materials?
Our framing extrusions feature an adaptable Euro-groove and interchangeable snap-in rebate system. This allows contractors to hang narrow-frame aluminium glass doors, 40–50mm solid core flush timber doors, or 10–12mm frameless toughened glass doors within the exact same structural perimeter opening.
QWhat sound insulation performance can be expected from your partition walls?
Our standard single-glazed systems achieve Rw 32 dB to 36 dB. Our double-glazed acoustic systems with 6mm + 8mm asymmetric laminated glass and automatic drop-down door bottom seals achieve field ratings up to STC 48–50 dB, fully complying with commercial executive speech privacy standards.
QCan you supply complete partition hardware, or should we source hinges and locks locally?
We provide complete turnkey hardware solutions—including heavy-duty 3D adjustable concealed hinges, magnetic acoustic latch locks, floor springs, overhead concealed closers, and smart RFID access handles—or we can CNC pre-mill profile pockets to match your specified third-party hardware.
QWhat are your standard manufacturing and delivery lead times?
Upon approval of technical CAD shop drawings and finish samples, production is completed within 20 to 28 business days. For urgent project phases, staggered container shipments can be scheduled according to your site erection schedule.
QWhich architectural surface finishes and colors are available?
We offer architectural Qualicoat Class 2 powder coating in all RAL standard colors (Matt Black, Charcoal, Pure White, Bronze), Qualanod anodized finishes (Champagne, Deep Bronze, Natural Silver), brushed electropolished textures, and realistic 3D vacuum heat-transfer wood-grain finishes.
QHow are profiles packed to prevent surface scratches during maritime shipping?
Every aluminium profile is wrapped in low-tack protective film, bundled in protective craft paper, and separated with foam interleaving. Shipments are packed into solid, ISPM-15 fumigated closed plywood crates equipped with desiccant packs to prevent condensation and moisture corrosion.
QDo you accommodate site height variations and building ceiling slab deflections?
Yes. Our two-piece telescoping ceiling channel assemblies provide ±25mm of vertical adjustment. This compensates for slab sagging and construction tolerances without placing structural load onto glass panels or binding door leaves.
QCan your partition systems integrate access control wiring and power outlets?
Yes. Our vertical door posts and base raceways feature dedicated, segmented wiring chambers designed to carry low-voltage access control cabling, magnetic lock power lines, and electrical conduits in full compliance with commercial building codes.
QWhat project information is required to receive a comprehensive quotation?
Please provide your architectural CAD floor plan or door schedule, required partition height, preferred glass configuration (single or double glazed), surface finish type, lock and door hardware requirements, and target seaport for FOB or CIF shipping terms.
Ready for Direct Factory Sourcing?
Request Detailed CAD Details, Test Data, or a Custom Project Estimate
Connect with our senior facade and partition engineers to review shop drawings, acoustic laboratory data, or custom profile extrusion tooling. We provide tailored quotations on FOB, CIF, or DDP terms for projects worldwide.
Fast-Track Inquiry
Engineering response within 2 business hours for tender schedules and drawings.
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