This standard specifies the requirements for the manufacturing and acceptance of guide wheels for CNC wire-cut electric discharge machines. This standard applies to guide wheels used in CNC wire-cut EDM machines.
1993JB/T 6561-1993 Specifications for the guide wheel of CNC wire cutting machine
JB/T 6561-1993 Specifications for the guide wheel of CNC wire cutting machine was changed to JB/T 3720.2-2006 Guide wheel for wire electrical-discharge machines (Reciprocating traveling type).Part 2:Technical requirements.