Should You Be Using Fiber in Your Slurries?
Is your shell room running out of capacity? Instead of investing in more robots and drying conveyors, perhaps it’s time to consider fiber-enhanced slurries. Many investment casters who have used fiber-enhanced slurries have been successful in reducing the number of dip coats and thereby increasing shell room throughput.
One of the most exciting developments for the investment casting industry is the use of organic fiber. Dan Duffey and Richard Shaw (the inventor of the “Shaw Process”) were issued a U.K. Patent and three U.S. Patents covering the use of organic fibers for use in investment casting slurries. Originally, Buntrock Industries, Inc. licensed this technology but has since purchased the three U.S. patents. The major advantages of incorporating the fiber into an investment casting slurry are: