JPH046671B2 - - Google Patents

Info

Publication number

JPH046671B2

JPH046671B2 JP58081249A JP8124983A JPH046671B2 JP H046671 B2 JPH046671 B2 JP H046671B2 JP 58081249 A JP58081249 A JP 58081249A JP 8124983 A JP8124983 A JP 8124983A JP H046671 B2 JPH046671 B2 JP H046671B2

Authority

JP

Japan

Prior art keywords

sintering

density

sintered body

nitriding

atmosphere

Prior art date

1983-05-10

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired - Lifetime

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• 238000005245 sintering Methods 0.000 claims description 32
• 238000005121 nitriding Methods 0.000 claims description 20
• 239000012298 atmosphere Substances 0.000 claims description 13
• 238000004519 manufacturing process Methods 0.000 claims description 10
• 239000011863 silicon-based powder Substances 0.000 claims description 10
• 229910052581 Si3N4 Inorganic materials 0.000 claims description 9
• HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 9
• ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 8
• 229910052796 boron Inorganic materials 0.000 claims description 8
• 150000001875 compounds Chemical class 0.000 claims description 8
• XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
• UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical group [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
• 229910052739 hydrogen Inorganic materials 0.000 claims description 5
• XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
• 239000007789 gas Substances 0.000 claims description 4
• 229910052742 iron Inorganic materials 0.000 claims description 4
• 239000000203 mixture Substances 0.000 claims description 4
• 229910052786 argon Inorganic materials 0.000 claims description 3
• 229910052791 calcium Inorganic materials 0.000 claims description 3
• 229910052804 chromium Inorganic materials 0.000 claims description 3
• 229910052802 copper Inorganic materials 0.000 claims description 3
• 238000010438 heat treatment Methods 0.000 claims description 3
• 239000001257 hydrogen Substances 0.000 claims description 3
• 229910052749 magnesium Inorganic materials 0.000 claims description 3
• 229910052748 manganese Inorganic materials 0.000 claims description 3
• 229910052750 molybdenum Inorganic materials 0.000 claims description 3
• 229910052759 nickel Inorganic materials 0.000 claims description 3
• 229910052758 niobium Inorganic materials 0.000 claims description 3
• 230000001590 oxidative effect Effects 0.000 claims description 3
• 229910052715 tantalum Inorganic materials 0.000 claims description 3
• 229910052718 tin Inorganic materials 0.000 claims description 3
• 229910052719 titanium Inorganic materials 0.000 claims description 3
• 229910052721 tungsten Inorganic materials 0.000 claims description 3
• 229910052720 vanadium Inorganic materials 0.000 claims description 3
• 229910052725 zinc Inorganic materials 0.000 claims description 3
• 229910052726 zirconium Inorganic materials 0.000 claims description 3
• 239000001307 helium Substances 0.000 claims description 2
• 229910052734 helium Inorganic materials 0.000 claims description 2
• SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
• 239000000843 powder Substances 0.000 description 13
• 238000000034 method Methods 0.000 description 10
• IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
• 229910004298 SiO 2 Inorganic materials 0.000 description 6
• 230000000052 comparative effect Effects 0.000 description 6
• 230000000694 effects Effects 0.000 description 6
• 239000002245 particle Substances 0.000 description 6
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
• 239000000463 material Substances 0.000 description 5
• 239000001301 oxygen Substances 0.000 description 5
• 229910052760 oxygen Inorganic materials 0.000 description 5
• 229910001873 dinitrogen Inorganic materials 0.000 description 4
• 239000012535 impurity Substances 0.000 description 4
• 239000000126 substance Substances 0.000 description 4
• 239000002994 raw material Substances 0.000 description 3
• QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
• 239000000654 additive Substances 0.000 description 2
• 238000005056 compaction Methods 0.000 description 2
• 229910052710 silicon Inorganic materials 0.000 description 2
• 239000010703 silicon Substances 0.000 description 2
• 229910052814 silicon oxide Inorganic materials 0.000 description 2
• 229910052582 BN Inorganic materials 0.000 description 1
• PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
• 238000002441 X-ray diffraction Methods 0.000 description 1
• 229910021529 ammonia Inorganic materials 0.000 description 1
• 238000005452 bending Methods 0.000 description 1
• 230000007797 corrosion Effects 0.000 description 1
• 238000005260 corrosion Methods 0.000 description 1
• 238000000280 densification Methods 0.000 description 1
• 230000003292 diminished effect Effects 0.000 description 1
• 238000010292 electrical insulation Methods 0.000 description 1
• 239000010419 fine particle Substances 0.000 description 1
• 239000011261 inert gas Substances 0.000 description 1
• 238000001746 injection moulding Methods 0.000 description 1
• 239000012774 insulation material Substances 0.000 description 1
• 238000000462 isostatic pressing Methods 0.000 description 1
• 238000002844 melting Methods 0.000 description 1
• 230000008018 melting Effects 0.000 description 1
• 238000009740 moulding (composite fabrication) Methods 0.000 description 1
• 229910052757 nitrogen Inorganic materials 0.000 description 1
• 239000012299 nitrogen atmosphere Substances 0.000 description 1
• -1 or a metallic boride Substances 0.000 description 1
• 230000001737 promoting effect Effects 0.000 description 1
• 230000035939 shock Effects 0.000 description 1
• 238000007569 slipcasting Methods 0.000 description 1