Isostatic Graphite Material
Reference Technical Data for Yinxuan Isostatic Graphite Material
Grade
Item
Unit
Reference Data
Main Applications
DJY—Ⅰ
Average Grain Size
mm
≤0.025
Mainly used to machine graphite parts with very high requirement.
1. Used in electronic, photovoltaic industries, such as precision circuit board, core parts of thermal field.
2. Used in precision casting industries, such as copper continuous casting parts.
3. Used in precision machining, such as EDM graphite.
4. Used to machine graphite crucible for melting rare metals.
5. Used to machine analysis container in labs, such as graphite boat/dish, graphite container.
6. Used in hard alloy industry, such as sintering molds.
Bulk Density
g/cm3
≥1.70
Specific Resistivity
μΩ·m
≤15.0
Flexural Strength
MPa
≥28.0
Compressive Strength
MPa
≥56.0
Shore Hardness
HS
≥50.0
Elastic Modulus
GPa
≤9.5
C.T.E（100-600℃）
×10-6/℃
≤3.2
Ash
%
≤0.07
DJY—Ⅱ
Average Grain Size
mm
≤0.025
Bulk Density
g/cm3
≥1.75
Specific Resistivity
μΩ·m
≤15.0
Flexural Strength
MPa
≥35.0
Compressive Strength
MPa
≥70.0
Shore Hardness
HS
≥55.0
Elastic Modulus
GPa
≤10.0
C.T.E（100-600℃）
×10-6/℃
≤3.8
Ash
%
≤0.07
DJY—Ⅲ
Average Grain Size
mm
≤0.025
Bulk Density
g/cm3
≥1.80
Specific Resistivity
μΩ·m
≤14.0
Flexural Strength
MPa
≥37.0
Compressive Strength
MPa
≥75.0
Shore Hardness
HS
≥55.0
Elastic Modulus
GPa
≤10.5
C.T.E（100-600℃）
×10-6/℃
≤4.2
Ash
%
≤0.07
DJY—Ⅳ
Average Grain Size
mm
≤0.025
Bulk Density
g/cm3
≥1.85
Specific Resistivity
μΩ·m
≤13.0
Flexural Strength
MPa
≥42.0
Compressive Strength
MPa
≥85.0
Shore Hardness
HS
≥55.0
Elastic Modulus
GPa
≤11.0
C.T.E（100-600℃）
×10-6/℃
≤4.5
Ash
%
≤0.07
Isostatic Graphite
Isostatic Graphite
Isostatic Graphite