Ceramic Powders - Aluminum Oxide - Chromium Oxide - Zirconium Oxide - Titanium Oxide - Alumina - Zirconia

Precursor (Yiyang) Plasma Powders Co., Ltd. (PPPC)
Thermal Spray Materials

Ceramic Powders
Powder	PPPC No.	Typical Composition (wt.%)	Particle Size (microns)	Melting Point (ºC)	Hardness	Function & Application
Al₂O₃ Fused	PR5111	Al₂O₃:99.0+	-74~+38 -53~+15 -44~+10	2038	HRC:60~70	High hardness, excellent resistance to abrasive wear, erosion, cavitation and corrosion, good insulation. Used as hard face wear, fibre abrasion, particle erosion and high temperature-resistant coatings.
Al₂O₃-3TiO₂ Agglomerated and sintered	PR5121	TiO₂:3.0, Al₂O₃:97.0	-74~+38 -53~+15 -44~+10	2010	HRC:60~70	High hardness, dense and smooth, excellent resistance to abrasive wear, erosion, cavitation and corrosion, good insulation. Used as hard face wear, fibre abrasion, particle erosion and high temperature-resistant coatings.
Al₂O₃-13TiO₂ Agglomerated and sintered	PR5122	TiO₂:13.0, Al₂O₃:87.0	-74~+38 -53~+15 -44~+10	1890	HRC:60~70	Tough, dense and smooth, excellent resistance to abrasive wear, erosion, corrosion and fretting. Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.
Al₂O₃-20TiO₂ Agglomerated and sintered	PR5123	TiO₂:20.0, Al₂O₃:80.0	-74~+38 -53~+15 -44~+10	1890	HRC:60~70	Tough, dense and smooth, high bonding strength, excellent resistance to abrasive wear, erosion, corrosion and fretting. Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.
Al₂O₃-40TiO₂ Agglomerated and sintered	PR5124	TiO₂:40.0, Al₂O₃:60.0	-74~+38 -53~+15 -44~+10	1840	HRC:60~65	Tough, dense and smooth, high bonding strength, excellent resistance to abrasive wear, erosion, corrosion and fretting. Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.
Al₂O₃-50TiO₂ Agglomerated and sintered	PR5125	TiO₂:50.0, Al₂O₃:50.0	-74~+38 -53~+15 -44~+10	1840	HRC:55~60	Tough, dense and smooth, high bonding strength, excellent resistance to abrasive wear, erosion, corrosion and fretting. Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.
TiO₂ Agglomerated and sintered	PR5331	TiO₂:98.0+	-74~+38 -53~+15 -44~+10	1920	HRC:50~55	Tough and dense, high bonding strength, protection against high temperature oxidation, resistant to wear by abrasive grains and hard surfaces.
Cr₂O₃ Agglomerated and sintered	PR5311	Cr₂O₃:98.0+	-74~+38 -53~+15 -44~+10	2435	HRC:65~70	Tough, dense and smooth, high hardness, excellent resistance to sliding and abrasive wear, erosion, cavitation and corrosion. Used as hard face wear, fibre abrasion, particle erosion, gas and liquid corrosion-resistant coatings.
Cr₂O₃-TiO₂-SiO₂ Agglomerated and sintered	PR5313	SiO₂:5.0, TiO₂:3.0, Cr₂O₃:92.0	-74~+38 -53~+15 -44~+10	2435	HRC:65~70	Tough, dense and smooth, high hardness, excellent resistance to sliding and abrasive wear, erosion, cavitation and corrosion. Used as hard face wear, fibre abrasion, particle erosion, gas and liquid corrosion-resistant coatings.
ZrO₂-8Y₂O₃ Agglomerated and sintered	PR5221	Y₂O₃:8.0, ZrO₂:92.0	-74~+38 -53~+15 -44~+10	2480	HRC:35~45	Tough and dense, excellent resistance to thermal shock and particle erosion at high temperature, good insulation. Used as thermal barrier coatings, particle erosion and hot gas corrosion protective coatings.
ZrO₂-13Y₂O₃ Agglomerated and sintered	PR5222	Y₂O₃:13.0, ZrO₂:87.0	-74~+38 -53~+15 -44~+10	2480	HRC:35~45	Tough and dense, excellent resistance to thermal shock and particle erosion at high temperature, good insulation. Used as thermal barrier coatings, particle erosion and hot gas corrosion protective coatings.
ZrO₂-20Y₂O₃ Agglomerated and sintered	PR5223	Y₂O₃:20.0, ZrO₂:80.0	-74~+38 -53~+15 -44~+10	2480	HRC:35~45	Tough and dense, excellent resistance to thermal shock and particle erosion at high temperature, good insulation. Used as thermal barrier coatings, particle erosion and hot gas corrosion protective coatings.
ZrO₂-5CaO Agglomerated and sintered	PR5211	CaO:5.0, ZrO₂:95.0	-74~+38 -53~+15 -44~+10	2535~2550	HRC:30~45	Porous coat having good thermal insulation properties, resistant to corrosion, heat and thermal shock. Used for thermal barrier and gas corrosion resistant coatings.
ZrO₂-10CaO Agglomerated and sintered	PR5212	CaO:10.0, ZrO₂:90.0	-74~+38 -53~+15 -44~+10	2535~2550	HRC:30~45	Porous coat having good thermal insulation properties, resistant to corrosion, heat and thermal shock. Used for thermal barrier and gas corrosion resistant coatings.

Ceramic Powders

Powder

PPPC
No.

Typical Composition
(wt.%)

Particle Size
(microns)

Melting Point
(ºC)

Hardness

Function & Application

Al₂O₃
Fused

PR5111

Al₂O₃:99.0+

-74~+38
-53~+15
-44~+10

2038

HRC:60~70

High hardness, excellent resistance to abrasive wear, erosion, cavitation and corrosion, good insulation. Used as hard face wear, fibre abrasion, particle erosion and high temperature-resistant coatings.

Al₂O₃-3TiO₂
Agglomerated and sintered

PR5121

TiO₂:3.0, Al₂O₃:97.0

-74~+38
-53~+15
-44~+10

2010

HRC:60~70

High hardness, dense and smooth, excellent resistance to abrasive wear, erosion, cavitation and corrosion, good insulation. Used as hard face wear, fibre abrasion, particle erosion and high temperature-resistant coatings.

Al₂O₃-13TiO₂
Agglomerated and sintered

PR5122

TiO₂:13.0, Al₂O₃:87.0

-74~+38
-53~+15
-44~+10

1890

HRC:60~70

Tough, dense and smooth, excellent resistance to abrasive wear, erosion, corrosion and fretting. Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.

Al₂O₃-20TiO₂
Agglomerated and sintered

PR5123

TiO₂:20.0, Al₂O₃:80.0

-74~+38
-53~+15
-44~+10

1890

HRC:60~70

Tough, dense and smooth, high bonding strength, excellent resistance to abrasive wear, erosion, corrosion and fretting. Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.

Al₂O₃-40TiO₂
Agglomerated and sintered

PR5124

TiO₂:40.0, Al₂O₃:60.0

-74~+38
-53~+15
-44~+10

1840

HRC:60~65

Tough, dense and smooth, high bonding strength, excellent resistance to abrasive wear, erosion, corrosion and fretting. Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.

Al₂O₃-50TiO₂
Agglomerated and sintered

PR5125

TiO₂:50.0, Al₂O₃:50.0

-74~+38
-53~+15
-44~+10

1840

HRC:55~60

Tough, dense and smooth, high bonding strength, excellent resistance to abrasive wear, erosion, corrosion and fretting. Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.

TiO₂
Agglomerated and sintered

PR5331

TiO₂:98.0+

-74~+38
-53~+15
-44~+10

1920

HRC:50~55

Tough and dense, high bonding strength, protection against high temperature oxidation, resistant to wear by abrasive grains and hard surfaces.

Cr₂O₃
Agglomerated and sintered

PR5311

Cr₂O₃:98.0+

-74~+38
-53~+15
-44~+10

2435

HRC:65~70

Tough, dense and smooth, high hardness, excellent resistance to sliding and abrasive wear, erosion, cavitation and corrosion. Used as hard face wear, fibre abrasion, particle erosion, gas and liquid corrosion-resistant coatings.

Cr₂O₃-TiO₂-SiO₂
Agglomerated and sintered

PR5313

SiO₂:5.0, TiO₂:3.0, Cr₂O₃:92.0

-74~+38
-53~+15
-44~+10

2435

HRC:65~70

ZrO₂-8Y₂O₃
Agglomerated and sintered

PR5221

Y₂O₃:8.0, ZrO₂:92.0

-74~+38
-53~+15
-44~+10

2480

HRC:35~45

Tough and dense, excellent resistance to thermal shock and particle erosion at high temperature, good insulation. Used as thermal barrier coatings, particle erosion and hot gas corrosion protective coatings.

ZrO₂-13Y₂O₃
Agglomerated and sintered

PR5222

Y₂O₃:13.0, ZrO₂:87.0

-74~+38
-53~+15
-44~+10

2480

HRC:35~45

ZrO₂-20Y₂O₃
Agglomerated and sintered

PR5223

Y₂O₃:20.0, ZrO₂:80.0

-74~+38
-53~+15
-44~+10

2480

HRC:35~45

ZrO₂-5CaO
Agglomerated and sintered

PR5211

CaO:5.0, ZrO₂:95.0

-74~+38
-53~+15
-44~+10

2535~2550

HRC:30~45

Porous coat having good thermal insulation properties, resistant to corrosion, heat and thermal shock. Used for thermal barrier and gas corrosion resistant coatings.

ZrO₂-10CaO
Agglomerated and sintered

PR5212

CaO:10.0, ZrO₂:90.0

-74~+38
-53~+15
-44~+10

2535~2550

HRC:30~45

Porous coat having good thermal insulation properties, resistant to corrosion, heat and thermal shock. Used for thermal barrier and gas corrosion resistant coatings.

Precursor (Yiyang) Plasma Powders Co., Ltd. (PPPC)
Add: 55 Ping'an Rd., Heshan, Yiyang, Hunan, 413002, P. R. China
Tel: (+86)737-4435648, (+86)737-4435846,　Fax: (+86)737-4436203
E-mail: pretech@vip.sina.com　www.thermalspraymaterials.com