Our solids proof design valves, engineered to withstand the most abrasive services in mining operations, including a range of top and side entry, zero cavity ball valves, built to endure cycling. This capability prevents immediate degradation of valve internals and ensures uninterrupted operation while gathering critical earth minerals for battery production, semiconductors, and other fundamental demands of our time. Durable valves are called for in this extremely diverse industry.
Cornerstone’s trunnion mounted ball designs are the choice for rugged conditions. Live loaded scraper seats, smooth full bore flow passages, and careful material selections extend the service life of your valves. Our solidly built ball valves are available with:
An iron ore processing facility in the northern USA approached Cornerstone to assist in producing longer lasting valves to control levels in iron ore slurry tanks. Typically, valves were being replaced weekly! Cornerstone’s careful selection of wear materials, coupled with our solids proof trunnion mounted design. Extended service life 20X.
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