Instead of alminium cover sheet,WILLSTRONG® Ti-Zn Composite Panel(ZCP) is made of Titanium-Zinc fromVMZINC. The ZCP offers all the excellent characteristics of ACP such as flatness, strength, and it delivers incomparable natural color and texture. Panel Thickness4mm, 5mm, 6mmOptional Corefr core, Poly Ethlene, honeycomb aluminumWidth990mm, 1240mmLength2440mm, 3200mm, 4000mm, 5800mmZincVMZINCPhysical/MechanicalPropertyItemItem DescriptionStandardConditionResults1DensityASTM D792-02Absolute alcohol,23ºC2.147g/cm32Water resistanceASTM D870-0299ºC, 2HNo visual Changes3Thermal ExpansionASTM D696-193.0μm/m·ºC4Heat deflection TemperatureASTM D648-07Heating rate:120ºC/hLoad:1.82Mpa94.8ºC5Shear ResistanceASTM D732-02Speed:1.3mm/min30.5Mpa6Shear Strength10528N7Tensile StrengthASTM D638-03Speed:500mm/min43.8MPa8Flexural StrengthASTM D790-07 method ASpeed:1.9mm/min Span:70mm99.5MPa9Flexural Module9390MPa10180oC Peel strengthASTM D903-98Seperation Rate: 152.4mm/min64kg/mm