Title:
SUPERIOR PACKING MATERIAL AND SAID MANUFACTURE
Document Type and Number:
Japanese Patent JPS5578079
Kind Code:
A
Abstract:
A packing material for stuffing-boxes comprises a sintered blend of PTFE resin and at least one filler material. Rings of the improved packing material can be used as retaining rings in a gland to substantially prevent squeezing of a more pliable and soft packing material from the gland under pressure in use. A method of manufacturing a packing material comprises extruding a blend of PTFE resin and least one filler material into coiled form and sintering said extruded coil.
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Inventors:
HAABAATO UIRIAMU BENTORII
Application Number:
JP14344079A
Publication Date:
June 12, 1980
Filing Date:
November 07, 1979
Export Citation:
Assignee:
UNASCO PTY
International Classes:
C08K3/00; C08K3/04; C08K3/22; C08L1/00; C09K3/10; C08L27/00; C08L27/12; F16J15/20; (IPC1-7): C08K3/04; C08K3/22; C08L27/18; C09K3/10