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Website 2009

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Welcome to Rettifiche Meccaniche Tirelli


Our test plan provide:
-         check of all the critical quotas and the profile with 3D machine Zeiss PRISMO NAVIGATOR, getting checked features’ in class 1-2 DIN 3962
-         check the roughness along the screw’s hips with Mitutoyo SJ-500 both on screw heat-treated and screw tempered, in production we get Ra between min 0.15 and max 0.35