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Ceramic Powders / Alumina Series
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Powder Type
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Chemistry
Morphology
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Parameter
Particle Size
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Properties and Applications
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SY-121
Fused / Crushed
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Al2O3≥99.0
Angular / Block
White
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2038℃
HRC=60~70
l -74~+38
l -40~+20
l -20~+5
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l High hardness, excellent resistance to abrasive and sliding wear, erosion, cavitation and corrosion;
l high dielectric strength, service temperatures: 800℃
l Used as hard face wear, fibre abrasion;
l particle erosion and high temperature erosion resistant coatings
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SY-122
Fused / Crushed
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TiO2:3.0
Al2O3:97.0.
Angular / Block
Black/ Grey
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2010℃
HRC=60~70
l -74~+38
l -40~+20
l -20~+5
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l High hardness, dense and smooth；
l excellent resistance to abrasive wear, sliding wear,
l erosion, cavitation and corrosion, good insulation.
l Used as hard face wear, fibre abrasion; particle erosion and high temperature-resistant coatings
l Can be used in acidic or alkaline environments；
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SY-122A
Spray / Dried
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Spheroidal
Yellow
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SY-122B
Spray / Dried
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Spheroidal
Black
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SY-123
Fused / Crushed
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TiO2:13.0
Al2O3:87.0
Angular / Block
Black/Grey
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1890℃
HRC=60~70
l -74~+38
l -40~+20
l -20~+5
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l Tough, dense and smooth, excellent resistance to abrasive wear, erosion, corrosion and fretting.
l Resistant to high temperature up to 540℃ and most acids and caustics.
l High dielectric strength.
l Used as hard face wear;
l fibre abrasion and particle erosion-resistant coatings.
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SY-123A
Spray Dried
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Spheroidal
Yellow
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SY-123B
Spray / Dried
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Spheroidal
Black
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SY-124
Fused / Crushed
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TiO2:20.0
Al2O3:80.0
Angular / Block
Black/Grey
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1890℃
HRC=60~70
l -74~+38
l -40~+20
l -20~+5
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l Tough, dense and smooth, high bonding strength；
l excellent resistance to abrasive wear, erosion, corrosion and fretting.
l Used as hard face wear；
l Fibre abrasion and particle erosion-resistant coatings
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SY-124A
Spray Dried
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Spheroidal
Yellow
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SY-124B
Spray / Dried
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Spheroidal
Black
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SY-125
Fused / Crushed
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TiO2:40.0
Al2O3:60.0
Angular / Block
Black/Grey
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1840℃
HRC=60~65
l -74~+38
l -40~+20
l -20~+5
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l Tough, dense and smooth, high bonding strength,
l Excellent resistance to abrasive wear, erosion, corrosion and fretting.
l Used as hard face wear, fibre abrasion and particle erosion-resistant coatings.
l Recommended for applications in the chemical industry for resistance against weak, acidic environments
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SY-125A
Spray / Dried
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Spheroidal
Yellow
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SY-125B
Spray / Dried
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Spheroidal
Black
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SY-126B
Spray Dried
Sintered
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TiO2:50.0
Al2O3:50.0
Spheroidal
Black
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1840℃
HRC=55~60
l -74~+38
l -40~+20
l -20~+5
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l Good abrasive wear resistance and erosion resistance below 550ºC (1020ºF);
l Lower wear resistance；better grindability than coatings containing less titania.
l Used in chemical industry and used for thread guides to resist abrasive fibers.
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