JPH032220B2 - - Google Patents

Info

Publication number

JPH032220B2

JPH032220B2 JP22468284A JP22468284A JPH032220B2 JP H032220 B2 JPH032220 B2 JP H032220B2 JP 22468284 A JP22468284 A JP 22468284A JP 22468284 A JP22468284 A JP 22468284A JP H032220 B2 JPH032220 B2 JP H032220B2

Authority

JP

Japan

Prior art keywords

temperature

cooling

eutectic

sintering

experimental example

Prior art date

1984-10-25

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

Links

• Espacenet
• Global Dossier
• Discuss

• 238000001816 cooling Methods 0.000 claims description 48
• 230000005496 eutectics Effects 0.000 claims description 30
• 239000000463 material Substances 0.000 claims description 28
• 238000005245 sintering Methods 0.000 claims description 18
• 238000010791 quenching Methods 0.000 claims description 17
• 230000000171 quenching effect Effects 0.000 claims description 16
• 238000000034 method Methods 0.000 claims description 15
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
• 238000004519 manufacturing process Methods 0.000 claims description 8
• 238000010438 heat treatment Methods 0.000 claims description 6
• 229910052742 iron Inorganic materials 0.000 claims description 6
• 238000007711 solidification Methods 0.000 claims description 6
• 230000008023 solidification Effects 0.000 claims description 6
• 239000011261 inert gas Substances 0.000 claims description 3
• 229910000734 martensite Inorganic materials 0.000 claims 1
• 239000000843 powder Substances 0.000 description 12
• 239000007789 gas Substances 0.000 description 10
• 229910001566 austenite Inorganic materials 0.000 description 8
• 230000007423 decrease Effects 0.000 description 7
• 238000002347 injection Methods 0.000 description 7
• 239000007924 injection Substances 0.000 description 7
• 238000012360 testing method Methods 0.000 description 6
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
• 230000000694 effects Effects 0.000 description 5
• 239000007791 liquid phase Substances 0.000 description 5
• 150000001247 metal acetylides Chemical class 0.000 description 5
• 229910001315 Tool steel Inorganic materials 0.000 description 4
• 229910052799 carbon Inorganic materials 0.000 description 4
• 239000013078 crystal Substances 0.000 description 4
• 238000005496 tempering Methods 0.000 description 4
• 238000000137 annealing Methods 0.000 description 3
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
• 238000005452 bending Methods 0.000 description 3
• 230000003247 decreasing effect Effects 0.000 description 3
• 238000007542 hardness measurement Methods 0.000 description 3
• 230000000977 initiatory effect Effects 0.000 description 3
• 238000005259 measurement Methods 0.000 description 3
• 229910052750 molybdenum Inorganic materials 0.000 description 3
• 238000000465 moulding Methods 0.000 description 3
• 229910052760 oxygen Inorganic materials 0.000 description 3
• 239000001301 oxygen Substances 0.000 description 3
• 229910052720 vanadium Inorganic materials 0.000 description 3
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
• 229910000831 Steel Inorganic materials 0.000 description 2
• 238000007796 conventional method Methods 0.000 description 2
• 238000000280 densification Methods 0.000 description 2
• 230000008034 disappearance Effects 0.000 description 2
• 238000002474 experimental method Methods 0.000 description 2
• 239000012467 final product Substances 0.000 description 2
• 238000012423 maintenance Methods 0.000 description 2
• 239000011159 matrix material Substances 0.000 description 2
• 238000002844 melting Methods 0.000 description 2
• 230000008018 melting Effects 0.000 description 2
• 239000000203 mixture Substances 0.000 description 2
• 239000011148 porous material Substances 0.000 description 2
• 239000000047 product Substances 0.000 description 2
• 239000010959 steel Substances 0.000 description 2
• 229910000997 High-speed steel Inorganic materials 0.000 description 1
• 238000005275 alloying Methods 0.000 description 1
• 230000008033 biological extinction Effects 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 238000007664 blowing Methods 0.000 description 1
• 238000001739 density measurement Methods 0.000 description 1
• 238000004455 differential thermal analysis Methods 0.000 description 1
• 238000007580 dry-mixing Methods 0.000 description 1
• 239000012535 impurity Substances 0.000 description 1
• 239000007788 liquid Substances 0.000 description 1
• 239000000314 lubricant Substances 0.000 description 1
• 239000012768 molten material Substances 0.000 description 1
• 239000012071 phase Substances 0.000 description 1
• 238000012545 processing Methods 0.000 description 1
• 230000002250 progressing effect Effects 0.000 description 1
• 239000002994 raw material Substances 0.000 description 1
• 238000004904 shortening Methods 0.000 description 1
• 239000007858 starting material Substances 0.000 description 1
• 229910052721 tungsten Inorganic materials 0.000 description 1
• 238000009692 water atomization Methods 0.000 description 1
• XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1