Butterfly Valve Technology Our standard Butterfly Valve system, manufactured from 100% high-grade stainless steel, facilitates the transition, ensuring quality and accuracy when handling easy-to-flow materials. The system ensures the safe, hygienic transition of materials between the containers and receiving unit, ensuring the occupational exposure limit (OEL) is not exceeded In addition, the Split Butterfly modification is our special solution for OEB Level 5 materials, where the product needs to be protected from external agents or is highly hazardous. Among its advantages can be found an extra layer of control for the highest level of hermetically sealed transition between container and receiving unit. Ensuring that particles remain contained before, during, and after transfers and the dust elimination for contamination-free and cleanroom requirements. It is lightweight and durable, with manual, semi-automatic, or fully automatic operation options, enabling a safe environment for operators while working with highly hazardous bulk materials. THIELMANN Butterfly Valve Technology is recyclable, providing sustainable processes.