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Parameters Test Method, Source Units ChemArc 4 ChemArc 5 ChemArc 6 ChemArc 8 ChemArc 12
(ChemStat 16) (ChemStat 487) (ChemStat 919)   (ChemStat 541)
(HT016) (HT487) (HT464) (HT544) (HT541)
Test Report Test Report Test Report Test Report Test Report
ARC FLASH              
ATPV arc value ASTM F1959-99
cal/cm2
4.2
5.2
6.3
8.7
12.0
IEC 61482-1 method A
kJ/m2
175.8
209.5
263.8
393
502.5
IEC 61482-1 method A
Class
1
1
1
2
2
HAF, Heat attenuation factor ASTM F1959M-12
%
67.0
63.4
67.5
74.0
78.0
FLAMMABILITY
Flame Retardance NASA NHB 8060.1B
Class
(NA)
(NA)
1
1
(NA)
Initial flammability ASTM F1506, D6413
char length ASTM D6413
inches
1.5
3.3
2.9
1.25
1.5
afterflame ASTM D6413
seconds
0
0
0
0
0
afterglow ASTM D6413
seconds
1
1.3
1.1
1.2
1.8
dripping ASTM D6413
yes/no
no
no
no
no
no
ELECTROSTATICS  
Voltage decay, 90% Fed Std 101C, Method 4046
seconds
>1.0
0.15
0.15
0.15
0.15
NASA voltage decay NASA triboelectric
volts, 3.5 sec
(NA)
(NA)
250
(NA)
(NA)
NASA voltage decay NASA triboelectric
volts, 5 sec
(NA)
(NA)
100
(NA)
(NA)
Surface resistivity AATCC 76
ohm/sq
1012
109
109
109
109
TEXTILE PROPERTIES  
Weave construction
plain
plain
2/2 twill
plain
plain
Weight ASTM D3776, option C
oz/yd2
3.5
4.0
5.0
8.8
10.0
Yarn content by weight
Nomex ASTM D3776, option C
%
100
99
99
99
99
Carbon ASTM D3776, option C
%
0
1
1
1
1
Tear strength, wxf ASTM D2261
lbf
9.0 x 9.0
15 x 20
28 x 20
36 x 37
55 x 53
Air permeability ASTM D737
cfm
30
15
9.7
20.2
9
OTHER PROPERTIES
Laundry Compatibility
DI water 50 launderings
visual
OK
OK
OK
OK
OK
perchlorethylene 50 launderings
visual
OK
OK
OK
OK
OK
Freon TF 50 launderings
visual
OK
OK
OK
OK
OK
Sterilization compatibility
gamma radiation 50 launderings
Mrads
250
250
250
250
250
steam autovclave 50 launderings
safe
safe
safe
safe
safe
Optical Rating ASTM E284
visual
opaque
opaque
opaque
opaque
opaque
Durability (15,000 cycles) ASTM D4157
visual
no wear
no wear
no wear
no wear
no wear
Chemical compatibility
salts & alkalis DuPont bulletin
excellent
excellent
excellent
excellent
excellent
organic acids & chemicals DuPont bulletin
excellent
excellent
excellent
excellent
excellent
jet fuel, hypergolic fuel DuPont bulletin
excellent
excellent
excellent
excellent
excellent
mineral acids DuPont bulletin
good
good
good
good
good
 
 

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