Sample No.
BB-1 BB-2 TC-4 TC-6 BB-7
Resin
PPS* PPS PPS PPS PPS PEEK**
Carbon Fiber
無し K6371T K237SE K223HE K223HE K223HE
ＣＦ（ｗｔ％）
30%
30%
30%
50%
30%
Fiber Volume (%)
8.8
14.4
0.3
1.3
1ical Properties Tensile：JISK 7161 Flexural：JISK 7171 Thermal Conductivity： Laser flash
Confidential
Heat diffusion in plate specimen made by injection molding K223HE/PPS
Ｋ２２３ＳＥ 185 2350 1.1 2.0 －－ １０～２０ Polyamide ６ｍｍ、２５ｍｍ
Ｋ６３７１Ｔ 640 2600 0.4 2.1 140 ６～７ Epoxy ３, ６, １２, １８, ２５mm Flat
Ｋ６３７Ｎ１ 640 2600 0.4 2.1 140 ６～７ Non ６ｍｍ
【Production upon Order】
Chopped Fiber Ｋ２２３ＱＥ 185 2350 1.1 2.0 －－ １０～２０ Non ６ｍｍ
min. １ton
Ｋ２２３ＱＧ 590 3230 0.6 2.1 140 ７～８ Non ６ｍｍ
min. 1ton
Ｋ２３７ＳＥ 640 2600 0.4 2.1 140 ６～７ Polyamide ６ｍｍ
Mitsubishi Plastics, Inc. Cytec, NGF
Amorphous Pitch Kureha, Donac
Confidential
DIALEADTM Chopped/Milled Fiber
【Standard Products】
Tensile Tensile
Thermal Volume
TM
DIALEAD K223HE & HM is suitable for thermal conductive compounds for
LED heat sink, electric appliances parts.
Confidential
This information can be used for material selection only.
Start to diffuse
After 10 sec
Steel
ＣＦＲTＰ
Steel
Heat Source
After 20 sec
ＣＦＲTＰ
After 30 sec
Steel
ＣＦＲTＰ
Steel
ＣＦＲTＰ
Steel・・・ＳＵＳ３０４：１６～２０Ｗ／ｍ・Ｋ Thickness：1mm CFRTP（K223HE/PPS CF: ５０ｗｔ％ （VF=３８％）Theickness: 1mm MD）
＜Typical properties＞ Diameter of mono-filament：11μ Length of fiber：6mm (K223HE) & 200μ, 50μ (K223HM) Thermal Conductivity（fiber axial direction）：550W/mK Electrical resistivity （fiber axial direction）：2.3μΩm Tensile Strength (fiber axial direction)：3,800MPa Tensile modulus (fiver axial direction)：900GPa Density：2.2g/cc Carbon content：more than 99% Sizing：non
K13D(800W) K223HE, HM
Confidential
Evaluation of DIALEAD compound by MPI R&D Laboratory
* PPS: FORTRON Polyphenylene Sulfide by Polyplastics:
** PEEK: VICTREX 150PF
ＣＦＲTＰ
Heat Source ＣＦＲTＰ
Steel
MD: Machine Direction
Heat Diffusion on steel and CFRTP(K223HE/PPS)
Start to diffuse
After 10 sec
Steel
ＣＦＲTＰ
Steel
Heat Source
After 20 sec
Low1低0M0弾o性duグluレs Gーraドde
K63A12 K63712
0
0 10 20 30 40 50 60 70 80 90 100
K32G10 K223Y1 K32112,K223SE
Confidential
T弾en性sil率e （MoTd/umlmu2s）(T/mm2)
This information can be used for material selection only.
Grade
Elongation Density
Sizing
Length
Modulus Strength
Conductivity Resistivity
ＧＰａ ＭＰａ ％ g/cc Ｗ／ｍＫ μΩｍ
Chopped Fiber Ｋ２２３Ｙ１ 50 1000 1.8 1.5 －－ －－－ Polyamide ６ｍｍ
Thermal Conductivity vs. Modulus
Pitch BasDeIdALCEAFDとDPIAANL系EＣAＦDのTM弾,P性A率Nとb熱as伝e導d率CのF関a係nd Metals
Ther熱mal伝 C導o率nd（uWct/ivmitKy）(W/mK)
900
K13D2U:800W/mK
DIALEADTM K223HE & HM
TM
DIALEAD “K223HE & HM” is chopped & Milled fiber which has excellent thermal
and electrical conductivity composed of high-growth graphite crystalline.
2.9
2.5
2.1
1.6
2.0
Properties Flexural Strength（MPa）
140
187
149
136
186
164
Flexural Modulus（GPa）
3.8
25
26
26
47
24
Thermal TC：MD（W/m・K) Properties TC：TD（W/m・K)
6.1
6.3
ＣＦＲTＰ
After 30 sec
Steel
ＣＦＲTＰ
Steel
ＣＦＲTＰ
Steel・・・ＳＵＳ３０４：１６～２０Ｗ／ｍ・Ｋ Thickness：1mm CFRTP（K223HE/PPS CF: ３０ｗｔ％ （VF=２１％）Theickness: 1mm ＴＤ）
Confidential
Heat Diffusion on steel and CFRTP(K223HE/PPS) 9
K6371T de-sized
Ｋ２２３ＨＥ 900 3800 －－－ 2.2 550 ２～３ Non ６ｍｍ
Milled Fiber Ｋ６３７１Ｍ 640 2600 －－－ 2.1 140 ６～７ Epoxy ５０μｍ
K6371T Milled
Ｋ２２３ＨＭ 900 3800 －－－ 2.2 550 ２～３ Non ５０μｍ、２００μｍ K223HE Milled
Confidential
Classification of Carbon fiber
PAN-based Pitch-based
Regular Tow Large Tow
Toray, Mitsubishi Rayon TOHO Tenax, etc.
Formosa, Zoltec, SGL etc.
Mesophase Pitch
21%
21%
21%
38%
Density （g/cm3)
1.35
1.51 1.51 1.53
1.67
fiber length Average (μｍ）
207
123
Weighted Average （μｍ）
298
161
Tensile Strength（MPa）
90
151
111
98
121
110
Mechanical nominal tensile strain at break （％） 15
800
700
A宇er宙o航sp空a用ceグGレrーaドde
600
DIALEAD TMK223HE, K223HM
500
銅C銅u：(440000WW/Cm/KmopKp) er
400
300 アルAアlミルumミinuAmluminum
Ind産us業t用riaグl レGーraドde
200
Stee鉄Sl t鉄ePＰeAlＡNＮ-C系F
Milled Fiber Ｋ７３５１Ｍ 640 2600 －－－ 2.1 140 ６～７ Non ２００μｍ