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#332 Ceramic Spraying - Plasma Spraying

Category : Thermal Spraying
February23, 2018

Ceramic spraying uses ceramics consisting primarily of aluminum oxide, chromium oxide, titanium oxide, or zirconium oxide as spraying materials, in the following methods: plasma spraying, powder flame spraying, and rod flame spraying.

(1)Plasma thermal spraying films

[Table 1] shows the types and symbols of plasma thermal spraying films.

[Table 1] Types and symbols of plasma thermal spraying films
TypeSymbolMain ingredients of the spraying materialsIntended use
Alumina spraying Type
1 A
P-WAO-1AL2O3 98%
or more
Abrasion
resistance
Type
2 A
P-WAO-2Chemical
resistance
Type
3 A
P-WAO-3Heat resistance
and insulation
Type 1 BP-GAO-1AL2O3 94% or more
TiO2 1.5-4.0%
Abrasion
resistance
Type 2 BP-GAO-2Chemical
resistance
Type 3 BP-GAO-3Heat resistance
and insulation
Alumina/titania sprayingType 1 AP-AO-TiO-13-1AL2O3 85% or more
TiO2 12-14%
Abrasion
resistance
Type 2 AP-AO-TiO-13-2Chemical
resistance
Type 1 BP-AO-TiO-40-1AL2O3 58% or more
TiO2 39-41%
Abrasion
resistance
Type 2 BP-AO-TiO-40-2Chemical
resistance
Titania sprayingType 1 AP-TiO-1TiO2 98%Abrasion
resistance
Type 2 AP-TiO-2Chemical
resistance
Chromium oxide
spraying
Type 1 AP-CrO-1Cr2O3 98% or moreAbrasion
resistance
Type 2 AP-CrO-2Chemical
resistance
Type 1 BP-CrO-TiO-3-1Cr2O3 89% or more
TiO2 2-3%
SiO2 4-5%
Abrasion
resistance
Type 2 BP-CrO-TiO-3-2Chemical
resistance
Spinel sprayingType 3 AP-AO-MgO-29-3AL2O3 68%
MgO 28-30%
Heat resistance
and insulation
Zirconia sprayingType 2 AP-ZrO-2ZrO2 98% or moreChemical
resistance
Type 3 AP-ZrO-3Heat resistance
and insulation
Type 2 BP-ZrO-SiO-32-2ZrO2 64% or more
SiO2 31-34%
Chemical
resistance
Type 3 B P-ZrO-SiO-32-3Heat resistance
and insulation
Type 2 CP-ZrO-CaO-7-2ZrO2 90% or more
CaO 6-8%
Chemical
resistance
Type 3 CP-ZrO-CaO-7-3Heat resistance
and insulation
Type 2 DP-ZrO-MgO-24-2ZrO2 73% or more
MgO 23-25%
Chemical
resistance
Type 3 DP-ZrO-MgO-24-3Heat resistance
and insulation
Type 2 EP-ZrO-YO-8-2ZrO2 89% or more
Y2O3 7-9%
Chemical
resistance
Type 3 EP-ZrO-YO-8-3Heat resistance
and insulation
Type 2 FP-ZrO-YO-12-2ZrO2 85% or more
Y2O3 11-13%
Chemical
resistance
Type 3 FP-ZrO-YO-12-3Heat resistance
and insulation

* Note) AL: Aluminum, Cr: Chromium, Ca: Calcium, Zr: Zirconium, Ti: Titanium, Si: Silicon, Mg: Magnesium, Y: Yttrium

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