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Non Return Values

Non-Return Valves are found at the end of the plastic injection screw and are the most important function for the injection system. A non-return valve with appropriate tolerances will ensure that the injection unit works correctly and properly.

Former machine is working under high pressure with protected Non-return Valves and the use of high-wear resistant rocket and bracelet areas by welding specially increases the life span of the Non-Return valves by two to three times.