electrical property

Dielectric Strength of Plastics

Dielectric strength is critical for electrical insulation. Fluoropolymers, polyimides, and PET film top the list.

Unit: kV/mmMaterials ranked: 217Order: highest first
#MaterialDielectric Strength (kV/mm)
1Automotive Hose Grade Ethylene Propylene Diene Monomer (EPDM)
Ethylene Propylene Diene Monomer (EPDM) - Automotive Hose Grade
25 - 35 kV/mm
2Bio-PA610 Rigid
Bio-based Polyamide 610, Rigid Grade EE
26 kV/mm
3Weather-Resistant Ethylene Propylene Diene Monomer
Ethylene Propylene Diene Monomer (Weather-Resistant)
20 - 30 kV/mm
4Gas Impermeable Isobutylene Isoprene Rubber
Isobutylene Isoprene Rubber (Butyl Rubber)
20 - 30 kV/mm
5Chlorinated Isobutyl Isoprene Rubber
Chlorinated Isobutyl Isoprene Rubber
20 - 30 kV/mm
6Cost-Effective Flexible Thermoplastic Polyolefin
Thermoplastic Polyolefin (TPO)
20 - 30 kV/mm
7High-Performance Thermoplastic Vulcanizate (Santoprene)
Thermoplastic Vulcanizate (TPV) - Santoprene family
20 - 30 kV/mm
8Soft Touch Flexible Styrene-Ethylene-Butylene-Styrene
Styrene-Ethylene-Butylene-Styrene (SEBS) block copolymer
20 - 30 kV/mm
9Adhesive and Plasticizer Styrene-Isoprene-Styrene TPE
Styrene-Isoprene-Styrene (SIS) block copolymer
20 - 30 kV/mm
10Hot Melt Adhesive Grade Styrene-Isoprene-Styrene TPE
Styrene-Isoprene-Styrene (SIS) Block Copolymer - Hot Melt Adhesive Grade
20 - 30 kV/mm
11Automotive Sealing Grade Thermoplastic Vulcanizate (TPV)
Thermoplastic Vulcanizate (TPV) - Automotive Sealing Grade
22 - 28 kV/mm
12PDLA Stereocomplex Grade C
Poly(D-lactic acid), Stereocomplex Grade C
25 kV/mm
13Bio-PE High Density
Bio-based Polyethylene, High Density
25 kV/mm
14Bio-PA11 Automotive
Bio-based Polyamide 11, Automotive Grade P
25 kV/mm
15Bio-PA610 Flexible
Bio-based Polyamide 610, Flexible Grade Q
25 kV/mm
16PLLA Stereocomplex
Poly(L-lactic acid), Stereocomplex Grade GG
25 kV/mm
17Bio-PE Low Density
Bio-based Polyethylene, Low Density
25 kV/mm
18Bio-PA11 Flexible
Bio-based Polyamide 11, Flexible Grade CC
24 kV/mm
19High-Temperature Sealant Silicone Rubber
High-Temperature Sealant Grade Vinyl Methyl Silicone Rubber (VMQ)
18 - 28 kV/mm
20High-Temperature Flexible Vinyl Methyl Silicone
Vinyl Methyl Silicone Rubber (VMQ)
15 - 30 kV/mm
21General Purpose High-Temperature Vulcanizing Silicone
High-Temperature Vulcanizing (HTV) Silicone Rubber
15 - 30 kV/mm
22Abrasion Resistant Thermoplastic Polyurethane for Footwear
Thermoplastic Polyurethane (TPU) - Abrasion Resistant Grade for Footwear
18 - 26 kV/mm
23PLA High Temp Grade B
Polylactic Acid, High Temperature Grade B
22 kV/mm
24PEF Barrier Bottle
Polyethylene Furanoate, Barrier Bottle Grade R
22 kV/mm
25Bio-PET Film Grade Z
Bio-based Polyethylene Terephthalate, Film Grade Z
21 kV/mm
26Standard Natural Rubber
Standard Natural Rubber
15 - 25 kV/mm
27All-Purpose Chloroprene Rubber (Neoprene)
Chloroprene Rubber (Neoprene)
15 - 25 kV/mm
28Injection Molding Liquid Silicone Rubber
Liquid Silicone Rubber (LSR)
15 - 25 kV/mm
29Fuel and Oil Resistant Fluorosilicone Rubber
Fluorosilicone Rubber (FVMQ)
15 - 25 kV/mm
30Tough Abrasion-Resistant Thermoplastic Polyurethane (Polyester)
Thermoplastic Polyurethane (TPU) - Polyester type
15 - 25 kV/mm
31Flexible Hydrolysis-Resistant Thermoplastic Polyurethane (Polyether)
Thermoplastic Polyurethane (TPU) - Polyether type
15 - 25 kV/mm
32General Purpose Styrene-Butadiene-Styrene TPE
Styrene-Butadiene-Styrene (SBS) block copolymer
15 - 25 kV/mm
33Flexible Durable Copolyester Ether (Hytrel)
Copolyester Ether (COPE - Hytrel family)
15 - 25 kV/mm
34Lightweight Flexible Polyamide Elastomer (Pebax)
Polyamide Elastomer (TPA - Pebax® family)
15 - 25 kV/mm
35Asphalt Modifier Grade Styrene-Butadiene-Styrene TPE
Styrene-Butadiene-Styrene (SBS) Block Copolymer - Asphalt Modifier Grade
15 - 25 kV/mm
36Hydrolysis Resistant Thermoplastic Polyurethane for Medical Applications
Thermoplastic Polyurethane (TPU) - Hydrolysis Resistant Grade for Medical
16 - 24 kV/mm
37Flexible Durable Copolymer Ether Ester (TPEE)
Copolymer Ether Ester (TPEE)
15 - 25 kV/mm
38PLA Eco Grade A
Polylactic Acid, Eco Grade A
20 kV/mm
39PHB Rigid Grade E
Poly(3-hydroxybutyrate), Rigid Grade E
20 kV/mm
40Regenerated Cellulose Transparent M
Regenerated Cellulose, Transparent Grade M
20 kV/mm
41Bio-PET Bottle Grade O
Bio-based Polyethylene Terephthalate, Bottle Grade O
20 kV/mm
42PLA Injection Grade X
Polylactic Acid, Injection Grade X
20 kV/mm
43Regenerated Cellulose Coated
Regenerated Cellulose, Coated Grade FF
20 kV/mm (base film)
44PDLLA High Molecular Weight
Poly(D,L-lactic acid), High Molecular Weight Grade W
19 kV/mm
45PBS High Strength
Polybutylene Succinate, High Strength Grade AA
19 kV/mm
46PDLLA Fast Crystallizing
Poly(D,L-lactic acid), Fast Crystallizing
18 kV/mm
47PHBV Balanced Grade F
Poly(3-hydroxybutyrate-co-3-hydroxyvalerate), Balanced Grade F
18 kV/mm
48PBS Easy Process Grade G
Polybutylene Succinate, Easy Process Grade G
18 kV/mm
49ABS
Acrylonitrile Butadiene Styrene
15 – 20 kV/mm
50Extreme Chemical and Temperature Perfluoroelastomer (Kalrez)
Perfluoroelastomer (FFKM - Kalrez family)
15 - 20 kV/mm
51PBSA Copolymer Grade H
Polybutylene Succinate Adipate, Copolymer Grade H
17 kV/mm
52PHA Copolymer Tough
Polyhydroxyalkanoate Copolymer, Tough Grade Y
17 kV/mm
53PBAT High Heat
Poly(butylene adipate-co-terephthalate), High Heat Grade BB
17 kV/mm
54PBAT Flexible Film Grade I
Poly(butylene adipate-co-terephthalate), Flexible Film Grade I
16 kV/mm
55CAB Injection Molding Grade L
Cellulose Acetate Butyrate, Injection Molding Grade L
16 kV/mm
56Chitosan Crosslinked
Chitosan, Crosslinked Grade DD
16 kV/mm
57Polycarbonate
Polycarbonate
15 kV/mm
58General Purpose Styrene-Butadiene Rubber
Styrene-Butadiene Rubber (General Purpose)
10 - 20 kV/mm
59Chemical-Resistant Fluoroelastomer (Viton)
Fluoroelastomer (FKM - Viton family)
10 - 20 kV/mm
60Durable Tough Cast Polyurethane
Cast Polyurethane (PU) elastomer
10 - 20 kV/mm
61PHA Flexible Grade D
Polyhydroxyalkanoate, Flexible Grade D
15 kV/mm
62Cellulose Acetate Film Grade K
Cellulose Acetate, Film Grade K
15 kV/mm
63Chitosan Film
Chitosan, Film Grade T
15 kV/mm
64PHA Biocompatible
Polyhydroxyalkanoate, Biocompatible Grade HH
15 kV/mm
65PBSA High Flexibility
Polybutylene Succinate Adipate, High Flexibility Grade II
15 kV/mm
66Oil-Resistant Nitrile Butadiene Rubber
Nitrile Butadiene Rubber (Oil-Resistant)
10 - 15 kV/mm
67High-Temperature Oil-Resistant Hydrogenated Nitrile Butadiene Rubber
Hydrogenated Nitrile Butadiene Rubber (High-Temperature Oil Resistance)
10 - 15 kV/mm
68Medium Oil and Heat Resistant Acrylic Rubber
Acrylic Rubber (ACM)
10 - 15 kV/mm
69High-Temperature Oil-Resistant Ethylene Acrylic Elastomer
Ethylene Acrylic Elastomer (AEM)
10 - 15 kV/mm
70High Acrylonitrile Nitrile Butadiene Rubber (NBR)
Nitrile Butadiene Rubber (NBR) - High Acrylonitrile Content
8 - 12 kV/mm
71TPS Plasticized Starch J
Thermoplastic Starch, Plasticized Grade J
10 kV/mm
72Casein Bioplastic
Casein, Bioplastic Grade U
10 kV/mm
73HIPS/PPE Blend
High Impact Polystyrene / Polyphenylene Ether Blend
18-22 kV/mm
74SMA Standard
Styrene Maleic Anhydride Standard
16-20 kV/mm
75SAN Standard
Styrene Acrylonitrile Standard
18-22 kV/mm
76PA610 Low Absorption
Polyamide 610 Low Absorption
15-20 kV/mm
77PPS GF40
Polyphenylene Sulfide, 40% Glass Fiber Reinforced
15-20 kV/mm
78PPA Standard
Polyphthalamide Standard
15-20 kV/mm
79PC/ABS Blend
Polycarbonate / Acrylonitrile Butadiene Styrene Blend
15-20 kV/mm
80PSU Standard
Polysulfone Standard
15-20 kV/mm
81PES High Temp
Polyethersulfone High Temperature
15-20 kV/mm
82PEI Standard
Polyetherimide Standard
15-20 kV/mm
83ABS/PC Blend High Impact
Acrylonitrile Butadiene Styrene / Polycarbonate Blend, High Impact
15-20 kV/mm
84ASA UV Resistant
Acrylonitrile Styrene Acrylate UV Resistant
15-20 kV/mm
85MABS Transparent
Methacrylate-Acrylonitrile-Butadiene-Styrene Transparent
15-20 kV/mm
86Aromatic Nylon GF
Aromatic Polyamide/Nylon, Glass Fiber Reinforced
10-15 kV/mm
87PA6 Impact Modified
Polyamide 6, Impact Modified
15-20 kV/mm
88PET Glass Filled
Polyethylene Terephthalate, Glass Fiber Reinforced
15-20 kV/mm
89PPS Mineral Filled
Polyphenylene Sulfide, Mineral Filled
15-20 kV/mm
90PPA Mineral Filled
Polyphthalamide, Mineral Filled
10-15 kV/mm
91PC/ABS Impact Modified
Polycarbonate / Acrylonitrile Butadiene Styrene Blend, Impact Modified
15-20 kV/mm
92Glass-Filled PA610
Polyamide 610, Glass Fiber Reinforced
15-20 kV/mm
93Glass-Filled PPS
Polyphenylene Sulfide, Glass Fiber Reinforced
15-20 kV/mm
94Glass-Filled PPA
Polyphthalamide, Glass Fiber Reinforced
10-15 kV/mm
95Impact Modified PA610
Polyamide 610, Impact Modified
15-20 kV/mm
96PLA Basic Filament
Polylactic Acid Basic Filament
15-20 MV/m
97PLA Silk Filament
Polylactic Acid Silk Filament
14-19 MV/m
98PLA Plus Filament
Polylactic Acid Plus Filament
16-21 MV/m
99PETG FDM Filament
Polyethylene Terephthalate Glycol-Modified Filament for FDM
15-20 MV/m
100ABS FDM Filament
Acrylonitrile Butadiene Styrene Filament for FDM
15-20 MV/m

Other properties