This part of JB/T 8746 specifies the structure, dimensions and markings of the shaping block of plastic profile extrusion molds. This section applies to the shaping blocks of plastic special-shaped extrusion molds.
JB/T 8746.5-2008 history
2008JB/T 8746.5-2008 Components of plastic profile extrusion tooling.Part 5: tank plates
1998JB/T 8746.5-1998 Components of plastics profile extrusion tooling.Cover plate