Pyrophyllite block pressing die and pressing method thereof

• Main Authors: LIU JIAHONG, YAO LEI, CHENG AIJIAO, ZHANG HONG, GUO WEI, MA JUNBIN, LYU XIU'AI, TIAN LEIYUAN
• Format: Patent
• Language: Chinese; English
• Published: 03.12.2019
• Subjects: PERFORMING OPERATIONS; SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER; TRANSPORTING; WORKING CEMENT, CLAY, OR STONE

The invention discloses a pyrophyllite block pressing die and a pressing method thereof, and relates to the technical field of manufacturing the superhard material synthesis assistive devices. The pyrophyllite block pressing die comprises a die sleeve composed of an outer sleeve body and an alloy inner sleeve body embedded in the inner side of the outer sleeve body, an alloy die core is arranged in the alloy inner sleeve body, and the alloy inner sleeve body comprises an alloy upper inner sleeve y and an alloy lower inner sleeve; the alloy upper inner sleeve and the alloy lower inner sleeve are arranged in an up-down split and overlapped manner, a guide area of an upper pressing head is formed between the alloy upper inner sleeve and the alloy die core, and a pyrophyllite block product forming area is formed between the alloy lower inner sleeve and the alloy die core. The alloy inner sleeve is arranged in the up-and-down split manner, so that the alloy inner sleeve is made of materialswith different propertie