... : Brass, 316LSS, Teflon/PTFE, PVC, PP, Ceramics and SiC/SISIC 2. Nozzle Structure: one-piece construction no internal parts. 3. Spray Patterns ... limit: 316L Spiral Nozzle, Brass Spiral Nozzle, PP Spiral Nozzle, PVC Spiral Nozzle, PTFE/Teflon Spiral Nozzle, Ceramics Spiral Nozzle, SiC/Silicone Carbide Spiral Nozzle, etc. The ...