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Corapan AL 85 – Lightweight Aluminum Sandwich Panel for Automotive Manufacturing

CORAPAN® AL 85 is a lightweight sandwich panel with aluminum face sheets and a proprietary core. The product is specifically designed for automotive applications where surface quality and dimensional stability are critical.

Technical Specifications

CORAPAN® AL 85

Max. format

9,500 × 2,610 mm

Thickness

15–50 mm

Fire Behavior

not optimized and not tested

Core Density

90 kg/m³

Mechanical properties change with temperature.

Temperature Range

-40°C to +80°C

Benefits and Features

Superior surface quality
High flexural rigidity and long-term dimensional stability (ideal for flaps)
Large formats up to 9,500 × 2,610 mm
Thickness: 15–50 mm
Inserts can be integrated

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Details

Top Coats	Aluminum, available in various thicknesses
Core	Proprietary core (Corapan 85), lightweight, dimensionally stable
Bonding	The core is manufactured and bonded in the same process step
Processing	Formats, finishing, edge treatments, and inserts as specified

Geometry	Mass	Tolerance
Length	max. 9,500 mm	±2.0 mm
Width	max. 2,610 mm	±2.0 mm
Thickness	15–50 mm	±0.8 mm

Property	Standard	Unit	Value
Nominal bulk density	–	kg/m³	90
Vertical Compressive Strength	ISO 844	N/mm²	0,45
Shear strength	DIN EN 14509	N/mm²	0,3
Thrust Module	DIN EN 14509	N/mm²	16
Thermal Conductivity at Room Temperature	ISO 8301	W/mK	0,035
Temperature Resistance	–	°C	approx. −40 to +80

Roofs \| Walls \| Hatches \| General Vehicle Construction

Further Processing and Options
CNC machining up to 3 x 8 m
Inserts allowed (limited to flat aluminum profiles)
Edge Finishes
Installation of mounting components (e.g., blind rivet nuts)