männer specializes in the design, development, and manufacture of high-precision molds, hot runner systems, and system solutions for the production of high-grade injection-molded parts. Quality, reliability, longevity, and high cost-effectiveness are what our customers value most. Easy-to-Maintain High-Performance Injection Molds. männer high-precision molds are durable and easy to maintain. They are specially designed for large-volume production of demanding plastic parts. Features: 100% repetition accuracy, Long life, Optimised temperature control for short cycle times, Easy maintenance with männer's "easy-change" system, Thin-wall technology, Modular mold design Original Cylindrical Valve Gate männer has been developing valve gate hot runner systems for more than thirty years. Our "cylindrical valve gate" is sophisticated hot runner technology delivering the best possible gate quality. While our system is copied by many, only the original lives up to its promise.