NHN KCH 6080 3D Concealed Door Hinge

NHN KCH 6080 3D Concealed Door Hinge

The NHN KCH 6080 is a fully concealed, three-dimensionally adjustable door hinge designed for modern architectural doors. Installed inside the door and frame, it remains hidden when the door is closed and provides a clean, streamlined appearance.

Key technical specifications

• Model: KCH 6080
• Maximum door weight: 80 kg
• Maximum door width: 1100 mm
• Vertical adjustment: ±2 mm
• Horizontal adjustment: -2 mm / +4 mm
• Depth adjustment: ±1 mm
• Opening angle: up to 180°
• Handing: non-handed; suitable for left- and right-handed doors
• Installation: concealed inside the door and frame
• Materials: special zinc-alloy body with high-quality circular bearings and O-rings
• Lubrication: the specified bearings/O-rings do not require lubrication
• Durability: tested for 200,000 opening and closing cycles
• Corrosion resistance: 48-hour test reference to EN 1670
• Standards: EN 1935 / EN 1670 references from the manufacturer
• Finishes: Black and Silver; other finishes available by special order

3D adjustment

The KCH 6080 provides adjustment in three directions: vertical, horizontal and depth. This allows installers to fine-tune door alignment after installation and compensate for small positioning differences.

Concealed architectural design

The hinge is installed inside the door leaf and frame, keeping the hardware concealed when the door is closed. This makes the KCH 6080 suitable for contemporary residential and commercial doors where a minimalist appearance is important.

Durability and construction

The manufacturer specifies a special zinc-alloy body together with high-quality circular bearings and O-rings. The KCH 6080 has been tested through 200,000 opening and closing cycles, with corrosion testing referenced to EN 1670.

Applications

The KCH 6080 is designed for wooden, steel and aluminium doors and is non-handed for left- or right-handed installations. It is suitable for modern residential and commercial architectural applications.

SEO article – NHN KCH 6080 concealed hinge

The NHN KCH 6080 concealed door hinge is a professional 3D-adjustable hinge designed for modern wooden, steel and aluminium doors. Its fully concealed installation keeps the hinge hidden inside the door and frame, providing a clean architectural appearance without sacrificing precise door adjustment.

With a maximum door capacity of 80 kg and a maximum door width of 1100 mm, the KCH 6080 is suitable for a wide range of residential and commercial doors. Its three-dimensional adjustment provides ±2 mm vertical adjustment, -2 mm to +4 mm horizontal adjustment and ±1 mm depth adjustment, helping installers achieve accurate door alignment after installation.

The KCH 6080 concealed hinge supports opening up to 180 degrees and uses a non-handed design, making it suitable for both left- and right-handed doors. Its special zinc-alloy body is combined with high-quality circular bearings and O-rings that do not require lubrication according to the manufacturer.

For architectural projects that require concealed door hardware, precise adjustment and long-term durability, the NHN KCH 6080 offers a discreet hinge solution with manufacturer-stated testing for 200,000 opening and closing cycles and a 48-hour corrosion-test reference to EN 1670.