Invisible Aluminum-wood Interior Door

Aesthetic integration & design flexibility

the paramount feature of hidden doors is their ability to blend seamlessly into walls, cabinets or other architectural elements, maintaining a clean, uncluttered, and modern aesthetic. They often employ minimalist framing and can be finished to match surrounding surfaces exactly, achieving visual continuity. Capable of full-height designs, enhancing the sense of space and grandeur.

Exceptional durability & dimensional stability

The aluminum alloy framework and reinforcement (e.g., aluminum dragon bones/keels) provide exceptional impact resistance and prevent deformation,often boasting a lifespan for years, thanks to the stability of aluminum and properly treated wood, these doors exhibit superior resistance to warping, cracking and shrinking across diverse climates, performing well in both humid southern and dry northern regions.

Superior acoustic and thermal insulation

the combination of a dense multi-chamber structure, potential solid wood or advanced composite core, and high-quality sealing strips effectively blocks sound transmission,making them ideal for private rooms, studios or noisy areas.

Moisture, corrosion and fire resistance

the exterior aluminum layer offers excellent moisture and corrosion resistance, allowing use in bathrooms and other humid areas. many aluminum-wood hidden doors meet stringent fire resistance standards (e.g., national class B1 ), adding a layer of safety.

① Core Construction & Materials		② Hardware System
Opening Styles	Single Action Door (Side-Hung) Double Action Door (Double-Swing)	Hinge Type	Invisible / Concealed Hinges, 3D Adjustable (vertical, horizontal, and pressure adjustment).
Opening Styles	Sliding Door (Pocket / Bypass) Pivot Door (Center-Hung) Folding Door (Bi-Fold / Multi-Fold)	Hinge Type
Standard Door Leaf Height	2000, 2100, 2200, 2300 \| 78.7″, 82.7″, 86.6″, 90.6″	Load Capacity	Hinges must support the full door leaf weight. Typically rated for doors from 60kg to 120kg
Standard Door Leaf Width	600, 700, 800, 900 \| 23.6″, 27.6″, 31.5″, 35.4″	Cycle Testing	High-quality hinges are tested to 100,000+ open/close cycles (Grade 1 per EN 1935).
Common Door Leaf Thickness	35, 40, 45, 50 \| 1.4″, 1.6″, 1.8″, 2.0″	Closing Mechanism	Integrated Hydraulic Closer (hidden in the door leaf or threshold). Adjustable closing speed and latching force.
Core Material	Aluminum Alloy Frame (2.0mm thickened aviation aluminum)	Latching System	Push-to-Open Latch or Magnetic Touch Latch.
Door Thickness	Typically 35-50mm or customized based on design and structural requirements.	For locking	For locking: Integrated, concealed mechanical or electronic lock.
Frame Material	High-Grade Aluminum Alloy (6063-T5)	③ Performance & Testing Standards
Wall thickness	typically 1.8mm - 2.5mm	Fire Resistance (Option)	Can be rated up to EI 30 / EI 60 (30/60 minutes of integrity and insulation) per EN 1634 / EN 13501-2
Core Infill Material	Option A (Premium):Solid Wood Slats (e.g., Nordic Spruce, Fir) or Laminated Veneer Lumber (LVL).	Sound Insulation	30-42 dB. Performance depends on core density, seals, and installation. Tested per EN ISO 10140
	Option B (Lightweight): Aluminum Honeycomb Core.
	Option C (Composite): Particle Board (MDF/HDF) with moisture resistance.
Interior Surface	Real Wood Veneer (Oak, Walnut, Ash, Teak, etc.) or High-Pressure Laminate (HPL). Thickness: 0.6mm - 3.0mm.	Thermal Insulation	U-value: ~1.5 - 2.5 W/m²K. Primarily for interior climate separation.
Exterior Surface	Powder-coated aluminum frame, finished to match the interior veneer or wall color.	Durability	Operational Cycle Test: Door system tested to 100,000 cycles (per EN 1191 without failure.
Edge Banding	ABS or aluminum edge banding for durability and a clean finish.	Stability & Deflection	Torsional Resistance: Door leaf resists warping under specified loads (per EN 14019).

Aluminum Wood Concealed Door