This standard stipulates the specifications, structure and technical requirements of spacers. This standard applies to spacers, etc. for large mold bases of plastic injection molds.
GB/T 12555.7-1990 history
2006GB/T 4169.6-2006 Components of injection moulds for plastics.Part 6:Spacer block
1990GB/T 12555.7-1990 Injection mould for plastic large-size mould bases--Spacer plates
GB/T 12555.7-1990 Injection mould for plastic large-size mould bases--Spacer plates was changed to GB/T 4169.6-2006 Components of injection moulds for plastics.Part 6:Spacer block.