A: Vocal problems, like polyps, are not restricted to singers. While singers require peak performance of their voice, other voice professionals, such as teachers, lawyers, clergy, salespeople and receptionists, are also at higher risk for many vocal cord problems.
The permissible operating temperature range of nitrile rubber is â40 to +100 Â°C (â40 to +210 Â°F). For brief periods, temperatures of up to 120 Â°C (250 Â°F) can be tolerated. SKF also offers a special nitrile rubber compound with a temperature range between â55 and +110 Â°C (â65 and +230 Â°F).
Insertion Rubber Sheeting. Insertion rubber sheeting is manufactured from commercial rubber with a single ply cloth reinforcement.This provides an increased tensile strength and tear resistance over standard commercial rubber sheeting. Shore Hardness: 65Â° Â± 5Â°.Temperature: -30Â°C to +70Â°C.nsertion Rubber Sheeting. Insertion rubber sheeting is manufactured from commercial rubber with a single ply cloth reinforcement.