Yamanaka Group
Our Businesses
Cathodic Protection Metal Manufacturing
Manufacturing a wide variety of products with reliable casting technology
Our cathodic protection zinc (CPZ) products use high-purity cathode zinc as a raw material and have won highest acclaim in Japan and overseas for their quality.
The cathodic protection Alanode material is a lightweight material made from high-purity aluminum, featuring excellent cathodic protection properties.
We manufacture various zinc-based alloys according to customer requirements.