Novel mandrel jacket

The utility model discloses a novel mandrel jacket which comprises a jacket body corresponding to a mandrel in shape, wherein an opening is formed on one face of the jacket body, and is provided with a surface cover capable of opening or shielding the opening. The jacket is further provided with a t...

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Bibliographic Details
Main Author WAN XUANZHI
Format Patent
LanguageChinese
English
Published 18.09.2013
Subjects
PERFORMING OPERATIONS
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
TRANSPORTING
WORKING CEMENT, CLAY, OR STONE
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Summary:The utility model discloses a novel mandrel jacket which comprises a jacket body corresponding to a mandrel in shape, wherein an opening is formed on one face of the jacket body, and is provided with a surface cover capable of opening or shielding the opening. The jacket is further provided with a through hole corresponding to the mandrel. According to the utility model, the jacket with the opening is sewed by flame retardant non-woven fabric or other flame retardant materials. When the jacket is used, a mandrel hole is aligned with the through hole, the mandrel is put into a bag body, then the surface cover is closed, and a sleeve is inserted into the through hole, so that the whole production process is completed. The jacket is simple in process and convenient to operate, and the production efficiency is greatly improved.
Bibliography:Application Number: CN20132163801U