Quality Control

Quality Control

Manufacturing Stage	Parameters To Be Controlled	Parameters To Be Controlled
-	On Product	On Equipment
Melting and Casting	chemical composition	melting and casting temperature
-	dimensions	cooling parameters
-	quality of surface and of cut ends	casting speed
-	-	-
Hot Extrusion	dimension incl. eccentricity	heating parameters
-	surface quality	tool quality
-	-	-
Cold Working	dimensions	tool dimensions and quality
-	surface quality	lubrication
-	-	-
Annealing	surface quality	time
-	inner surface : visually on a cross Cut coil or and by cleanliness test	temprature
-	-	atmosphere
Packaging	quality of packaging	-