Search Product
Select Category
Bakelite knobs and handles with high heat resistance.
Select Category
Esersan Duroplast Knobs Line combines high thermal resistance, electrical insulation, and comfortable hand-tightening for industrial equipment.
Heat Resistant Duroplast Knobs Line and Wing Handles
Equipment requiring frequent manual tightening, torque adjustment, or valve control demands durable knobs that withstand heat and chemicals. Esersan Duroplast Knobs Line leverages thermosetting duroplast (bakelite) material to deliver high rigidity and thermal insulation.Featuring glossy scratch-resistant surfaces, high dielectric strength, and resistance to synthetic oils, our Duroplast Knobs Line includes star knobs, wing nuts, T-handles, and lobed knobs. Fitted with brass or galvanized steel molded inserts, they install effortlessly onto threaded studs and shafts.
Key Features & Industrial Applications
- Thermal & Electrical Insulation: Heat-resistant Duroplast material preserving shape stability while insulating electrical currents.
- Ergonomic Wing and Lobed Shapes: Star and wing profiles enabling high manual torque without requiring hand tools.
- Robust Metallic Thread Inserts: Threaded brass or steel inserts engineered to prevent thread stripping under heavy torque.
- Chemical & Solvent Resistance: Non-porous glossy finish resistant to cutting fluids, oils, and atmospheric corrosion.
- Wide Range of Applications: Metalworking equipment, packaging machinery, laboratory instruments, and adjustable valve covers.
