UMPP Series Port Plugs
UMPP-HL Series Port Plugs

UMPP Port Plugs are used with UMPF port frames to close the sphere port opening while maintaining it’s uniformly coated interior surface. The plugs are designed to fit over the port frame and secure in place with three M2.5 set screws that seat in the frame V-groove. The surface facing the sphere interior is coated with ODP97 barium sulfate coating.
UMPP-HL Port Plugs are designed for use with heavy load port frames.
For use with UMBK series ODM98 integrating spheres the port plugs UMPP-P and UMPP-P-HL with ODM98 coating are available.
Port plugs can also be custom modified with apertures or to mount accessory parts for specific individual application requirements.