
Dyersville Die Cast specializes in custom aluminum and zinc die cast manufacturing. Their priority is making quality American made parts and delivering them on time. In 2018, they added a new, six-stage wash system to keep up with demand. During this process, they were facing challenges passing 1,000-hour salt spray on 383 aluminum castings so they decided to take a look at their pretreatment system. “We were in a bind….