I’m very excited to share with you Metal Material pack ,This pack is included 14 Ready to use Lumion Materials .
This pack include the following features:
 Image based Materials
2K resolution maps
Ready to use in Lumion
All Materials include :Diffuse , Normal and roughness maps
Most of materials include Displacement map
these materials made from real images to achieve realistic renders , 2k resolution maps , allow you to have high-quality rendering and optimize your file size and prevent from crash and lagging issues