JPS6362077B2 - - Google Patents
Info
- Publication number
- JPS6362077B2 JPS6362077B2 JP7623381A JP7623381A JPS6362077B2 JP S6362077 B2 JPS6362077 B2 JP S6362077B2 JP 7623381 A JP7623381 A JP 7623381A JP 7623381 A JP7623381 A JP 7623381A JP S6362077 B2 JPS6362077 B2 JP S6362077B2
- Authority
- JP
- Japan
- Prior art keywords
- powder
- nickel
- insulation resistance
- resistance value
- sheathed heater
- Prior art date
- 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
- 239000000843 powder Substances 0.000 claims description 44
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 19
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 19
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 150000002815 nickel Chemical class 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 238000009413 insulation Methods 0.000 description 21
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 16
- 239000000395 magnesium oxide Substances 0.000 description 8
- 230000007774 longterm Effects 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229920006015 heat resistant resin Polymers 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910001293 incoloy Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Resistance Heating (AREA)
- Inorganic Insulating Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7623381A JPS57191983A (en) | 1981-05-19 | 1981-05-19 | Method of producing sheathed heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7623381A JPS57191983A (en) | 1981-05-19 | 1981-05-19 | Method of producing sheathed heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57191983A JPS57191983A (en) | 1982-11-25 |
| JPS6362077B2 true JPS6362077B2 (lt) | 1988-12-01 |
Family
ID=13599442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7623381A Granted JPS57191983A (en) | 1981-05-19 | 1981-05-19 | Method of producing sheathed heater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57191983A (lt) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02134968U (lt) * | 1989-04-13 | 1990-11-08 | ||
| JPH0724B1 (lt) * | 1988-12-26 | 1995-01-11 |
-
1981
- 1981-05-19 JP JP7623381A patent/JPS57191983A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0724B1 (lt) * | 1988-12-26 | 1995-01-11 | ||
| JPH02134968U (lt) * | 1989-04-13 | 1990-11-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57191983A (en) | 1982-11-25 |
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