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SEPTON V-series
What is SEPTON V-series ?
SEPTON V-series Application Overview
Typical properties of SEPTON V-series
SEPTON V-series Applied Physical Properties
Dynamic Vulcanised Compound
Electron Beam Crosslinkable Compound
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SEPTON™ V-series Applied Physical Properties

Electron Beam Crosslinkable Compound

Electron Beam Crosslinking of SEPTON™ V9827

EB crosslinking improves mechanical properties of SEPTON™ V-series.

EB crosslinkability of SEPTON™ V9827

EB crosslinkability of SEPTON™ V9827
EB Irradiation Condition : Accelerating Voltage 2 MeV
Extraction Condition : Toluene 23deg.C for 12hours

Tensile properties of EB crosslinked SEPTON™ V9827

Tensile properties of EB crosslinked SEPTON™ V9827
EB Irradiation Condition : Accelerating Voltage 2 MeV

Electron Beam Crosslinkable Compound

EB crosslinked compounds based on SEPTON™ V-series have good elasticity, elongation, heat resistance and abrasion resistance.

Typical Properties of EB crosslinked filler Compound

(Tested by KURARAY CO.,LTD.)
  1 2 3 Measurment Method
SEPTON™ V9827
SEPTON™ 8007
LDPE (MI=0.5)
Magunesium hydroxide (surface-treated)
Anti Oxidant



Parts by mass		 30

70
100
0.2
30
70
100
0.2

100
100
0.2		  
Hardness (Shore D)   53 53 60 ISO 7619
Tensile Properties
50% Modulus
Tensile Strength
Elongation

MPa
MPa
%
13
14
330
13
13
300
---
15
<50		 ISO 37
Change of thichness
150˚C, 9.8 N, 30 min
 % 10 15 14 JIS C 3005-23
TaberAbrasion
(Abrasion wheel H-22, 9.8N, 1000times)		 mm3 10 10 27 ISO 4649
MFR 210deg.C, 98 N (Before EB irradiation) g/10min 2.1 1.3 1.1 SO 1133
Mixing Condition : Roll, 150deg.C
Molding Condition : Compression Molding
EB Irradiation Conditions : Accelerating Voltage 2 MeV,Exposure Dose 100 kGy

SEPTON™ V-series Other Characteristics (Test data from KURARAY CO.,LTD.)

[1] Dynamic Viscoelastic Behavior

[1] Dynamic Viscoelastic Behavior
Test Conditions :
Aparatus : Dynamic Rheometer "RHEOVIBRON DDV-III" Tensile mode
Heating Rate : 3deg.C/min
Frequency : 11Hz
SEPTON™ V 9827

[2] Capillary Flow Test

[[2] Capillary Flow Test
Test Conditions :
Aparatus : Capillary Rheometer "CAPIRO GRAPH"
SEPTON™ V 9827

[3] Heat Resistance

[3] Heat Resistance
Test Conditions :
Thermobalance Heat Degradation
Heating Rate : 10deg.C/min
Nitrogen Atomosphere
SEPTON™ V 9827

[4] Electrical Properties (SEPTON™ V9827)

Item V9827
Dielectric Constant 104Hz
  105Hz
  106Hz
2.2
2.2
2.2
Dielectric Loss Tangent 104Hz
  105Hz
  106Hz
0.0096
0.0097
0.0059
Dielectric Breakdown Voltage kV/mm
34.8
Volume Resistivity Ω·cm
2.1×1015
Test Conditions: JIS K 6911-Dielectric Breakdown Voltage:Voltage Rising Rate =1kV/sec
Electrode 25 mmφplate(measured in insulating oil)
Volume Resistivity: Measured 1min. after applying DC500V at 20deg.C

[5] Combusion Test (SEPTON™ V9461)

  Amount Formed (mg/g) Detection Limit (mg/g)
Combusion Gas
SOx（reduced to SO2）
NOx（reduced to NO2）
HCl
HCN
NH3
CO
CO2

not detected
not detected
not detected
not detected
not detected
60
580
0.1
0.5
0.1
0.05
0.1
10
10
Gross Calorific Value (J/g)
44710  
Test Conditions : Combusion gas was analyzed in accordance with JIS K 7217
Gross Caloric Value: Nekken type automated gas cylinder calorimeter
 
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