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  NO 성분 COLOR 용도
알루미나
(Al₂O₃)
M-A99I
M-99L
M-A96W
M-94P
etc
Al₂O₃  99%
Al₂O₃  99%
Al₂O₃  96%
Al₂O₃  94%
Ivory
Light Pink
White
Pink
Jig. Guide
Yarn Guide
Wear Resistance
Yarn Guide
지르코니아 PSZ
(ZrO₂)
M-MZ
M-YZ
M-YZC
ZrO₂+ Mgo
ZrO₂+ Y₂O₃
MYZ HIP처리
Yellow
Milk
Black
Thermal Shock Resistance
High Toughness
High wear Resistance
산화티타늄
(TiO₂)
M-TY
M-TB
TiO₂
M-TY HIP처리
Yellow
Black
Yarn Guide
No spark, High wear Resistance
코디어라이트
(Cordierite)
M-CY
M-CW
2MgO. 2Al₂O₃
5SiO₂
Yellow
Black
High Thermal shock Resistance
Steatite
Forsterite
M-ST
M-FS
MgO.SiO₂
2MgO.SiO₂
Milk
Light Yellow
Insulator
Si₃N₄ M-SN Si₃N₄ Gray High Temperature Strength

구분 Al₂O₃
A 99 A 96 A 92 SA
Main Component 99.7% 965 92% Al₂O₃+ZrO₂
Specific Density (g/cm²) 3.93 3.72 3.65 4.00
Bending Strength (kg/mm²) 40 35 35 50
Vickers Hardness (kg/mm²) 1,800 1,400 1,500 1,700
Fracture Toughness (Mpam1/2) 3.0 2.7 2.5 4.5
Thermal Shock Resistance (△T) 200 200 200 300
Working Temperature (°C) 1,500 1,500 1,400 1,500
Corrosion
Resistance
Acid Excell Good Good Good
Alkali Excell Good Good Good
Merit

·High Wear Resistance
·High Corrosion Rsistance
·High Temperature Application


구분 ZrO₂
YZ MZ
Main Component ZrO₂+Y₂O₃ ZrO₂+MgO
Specific Density (g/cm²) 6.01 5.60
Bending Strength (kg/mm²) 90 60
Vickers Hardness (kg/mm²) 1,400 1,500
Fracture Toughness (Mpam1/2) 7.0 8.0
Thermal Shock Resistance (△T) 250 400
Working Temperature (°C) 800 1,000
Corrosion
Resistance
Acid Good Good
Alkali Good Good
Merit

·High Wear Resistance
·High Toughness
·Insulation of Heat


      IC-85 IC-90 IC96 IC99 Test Method
화학성분
Chemical
Composition
Al2O3 단위Units 85 90 96 99.8  
%
SiO2 % 9 7 3 0.2  
CaO % 2 2 - -  
MgO % 4 1 1 -  
비중
Specific Gravity
g/㎤ 3.41 3.60 3.72 3.90 ASTMC20
흡수율
Water Absorption
% 0 0 0 0 ASTMC373
색 Color - White White White White  
경도 Hardness MOHS 9.0 9.0 9.0 9.0 ASTME 18
1000g load
ROCKWELL
HRA
73 76 78 83
KNOOP
GPa
9.8 10.8 11.1 14.7
압축강도(25℃)
Compressive Strength
kg/㎠ 18,000 20,000 24,000 26,600 ASTMC773
굴곡강도(25℃)
Flexurl Strength
kg/㎠ 2,600 2,700 3,100 3,850 ASTMC417
인장강도(25℃) kg/㎠ 1,540 1,850 1,960 2,660 ASTMA TEST #4
열팽창계수(20~1000℃) X10-6/℃ 7.2 7.8 8.2 8.3 ASTMC372
열전도율(25℃) Cal
cm · sec · ℃
1.035 0.040 0.059 0.085 ASTMC408
사용온도(No-Load conds)
Service Temperature
1,400 1,500 1,700 1,750  
최적고유저항(25℃)
Volume Resistirity
Ω · cm >1014 >1014 >1014 >1014 ASTMD257
유전율(25℃)
Dielectric Constant
  8.2 8.2 9.0 9.0 ASTMD150
주요제품
Applications
  Liner
Roller
Sleeve
Ball Media Mechanical
Seal Rings

Protective
Tube
Nozzles

 
 
 
 
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