High Quality Aluminum Circle for Traffic Signs:
Specification:
Alloy: 1070-1200, 3003
Temper: H1X/H2X/O
Thickness: 0.15mm~4.0mm
Diameter: 20mm - 1250mm
Feature:
Low anisotropy, which facilitates deep drawing
Strong mechanical properties
High and homogeneous heat diffusion
Ability to be enameled, covered by PTFE (or others), anodized
Good reflectivity
High strength-to-weight ratio
Durability and resistance to corrosion
https://www.jdgroupchina.com/aluminum-circle/aluminium-circle-for-road-sign/aluminum-circle-for-traffic-sign.html