All products included in our catalog are manufactured according to specifications with the highest regard to performance and reliability.
Hofmann offers you a wide assortment of materials including brass, steel, stainless steel and the option of chrome or nickel plating on many of our items.
Though we include a wide range of sizes and materials in our catalog, we encourage you to approach us with your special requirements.
A variety of seal materials enables Hofmann to provide products for a wide range of media. Check the following chart for specific material and temperature range application.
| Buna-N | -40°F to +250°F |
| Ethylene-Propylene | -65°F to +300°F |
| Neoprene | -65°F to +300°F |
| Viton | -20°F to +400°F |