The chemical composition, regular structure, and high crystallinity of Delrin? give SAVA Black Delrin? pulleys a combination of physical properties not available with either metals or other plastics such as: " High mechanical strength and rigidity" Fatigue endurance unmatched by other plastics" Excellent resistance to moisture, gasoline, sunlight, solvents, and many other neutral chemicals " Good electrical insulating characteristics" Excellent dimensional stability and wide useful temperature range (+347
The chemical composition, regular structure, and high crystallinity of Delrin