used, and there are certain standards (dimensional accuracy) in the tolerance of the mold. This mold also needs good quality.
2. The requirements of secondary mold are as follows:
(1) Detailed mold design is recommended
(2) The hardness of mould blank shall be at least hb280
(3) The quantity of hard hrc48 in kernel is the least, and all wires and accessories need heat treatment
(4) The temperature control monitor shall be installed on the mold, bar or discharge according to the actual situation
(5) Parting line must be locked
(6) The following requirements will be based on individual requirements when quoting
Three quality mould
Mold: must be able to have 250000 or more mold times. This is the general mold requirements, production is also mold production.
2. The requirements of three-stage mold are as follows:
(1) Mold design recommendation
(2) Hardness of blank shall be at least hb165
(3) Core at least hb280
(4) In addition to the above three basic requirements, other requirements are considered as optional additional requirements
The above is a detailed introduction to the different characteristics of Jinan mould for different grades of moulds. For more information, please click http://www.jnhjgs.cn