Product Data Sheet
DeWAL® DW202
• High temperature resistance
• Superior electrical properties
• High chemical resistance
• Food Grade compliant under FDA
21CFR 177.1550
• Electrical applications
• Capacitor films
• Harness for electrical wiring
• Spacers for transformers
The information contained in this Data Sheet is intended to assist you in designing with Rogers’ Elastomeric Material Solutions.
It is not intended to and does not create any warranties, express or implied, including any warranty of merchantability or
fitness for a particular purpose or that the results shown in this document will be achieved by a user for a particular purpose.
The user should determine the suitability of Rogers DeWAL products for each application. The Rogers logo, DeWAL logo and
DeWAL are trademarks of Rogers Corporation or one of its subsidiaries. © 2018, 2019 Rogers Corporation.
All rights reserved. 0919-PDF • Publication #175-101
Features & Benefits:
*Typical values sh
o
w
n
are from te
s
ting at date of manufacture and should not be
used
for specification limits.
- A
dditional technical information
and pr
oduct sp
ecifications are a
vailable u
po
n request.
- Shelf
l
ife i
s 1
ye
ar
f
r
o
m
the d
ate of
manufacture
with
storage c
onditions of
21°C
(
70°F) and 50
% RH.
- All
metric
c
o
n
versions a
r
e
a
pproximate.
PHYSICAL
Base Film
---
PTFE Film
Density, g/cc
2.15 - 2.17
2.16
Tensile Strength, MPa (psi)
40 - 52
(5,861 - 7,574)
46
(6,727)
El
on
ga
t
ion, %
338 - 417
390
Dissipation Factor
ASTM-D150
@ 1kHz, 0.002" thick
0.00025
Dielectric Constant
ASTM-D150
@ 1kHz, 0.002" thick
3
.70
Maximum Operating Temperature, C°
(F°)
260 (500)
PRODUCT DIMENSIONS METRIC
Maximum Width mm, inches
0.25 – 11
6.35 – 279.4
Core Diameter mm, inches
3
76
Maximum Roll O.D. mm, inches
14
355
E
NGLISH
PROPERTY
TEST METHOD
DATA RANGE
TYPICAL
VALUE*
DeWAL® DW202 is a skived PTFE
(Polytetrafluoroethylene) film held to close
tolerance on width and thickness. DW202
conforms to ASTM D3308 Type II as well as SAE
AMS 3662C.
Applications:
ASTM-D792
ASTM-D882
@ 0.002" thick
ASTM-D882
@ 0.002" thick
Capacitance, Farad
ASTM-D150
@ 1kH
z, 0.002" thick
293
Thickness mm, inches 0.025 - 1.575 0.001 - 0.062
Dielectric Strength, V/mil
AST
M-D149
@
0.002" thick
2,233 - 3,066 2,5
98