Page 1 - Combined_17_OCR

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FLUORCOARBOi Id • r ’ •d 1:J IMSUIATTOW

?> in I- 1J o i H pi'-t.d Urethane roams
Density, ibs*/ft«-\ * * »* * •. 1*8-2.2
Tensile Strength, psi ,-. 1*0-60
Str&n p vi
/ Closed Cells cm fuim Vo 65-95
Moisture Vapor Transmissi on, norm
(0 1CO°X>, 100/ RM)ooo ♦ V i \ PA
r\>
Water Absorption, lbs,/ft OX SU p co area
(S’ head, 7 days G 7>° 0.05-0o07
Dimensional Stability, / Linear Change
lu days © -1>°F<>, \ Z k o o n k
1U days © 10C°Po, 100/ PH. Z h? c > O
It days G 200°?,*,*, , * Z \ H a O
Thermal Conductivity - K- Factor
( BTU/hr o /ft o *"7°? o /in o) e 7>°i? 0*11-0*13 Initial
0,l>-0,19 Aged*
Service Temperature, °F,o -300 - *225

* Lower K-Factor values are retained when foam is protected by a moisture barrio
or coating*
able II

Thermal insulation Props d - iOS of Urethane roams
Versus Convenuicnsl .7 f. ion Materials
ci- ' ■ > 1 M
Thl.clcn.c3s Pnouirod for Fouivale u « ■;
( ■ - • -
Material (Dry) Densit K-Fa o cf- or -12 o <0 '? <• / '->V * , UJ .Co / /A<> o o M neat Tran ; A J ; I O O
0
i
t
80-7../ 1
Urethane Foam 2.0 0,12 1,00” r4 o O 0 ~ 1,00” H o
O
O

Ground Cork 10.0 0,23 1,80” r m O 0 i 1 1,30“ r » <• 1 'A
l

Rock Wool 115 0,32 UohO” O r ~ a 0 A H
Glass Fiber 1.0 0,23 2,20” 0 2 ~ 1 A lo?5“ 1,60”
m o
7.0
Polystyrene Foam 2.0 0,26 ro 0 CO I x V 2 H e CO r i CO CO V A O H o o I < V
o
Vermiculite 12.0 u o o fO V :: fO O -< ! o * V X l OJ o - ro c — V

able III
O d ci Moisture Pick-Up on Open Coim
d Cell Insulation Materials
X p c<- G F 1 I J Oc.malativo Weight Gain, in Q u
■••J ro
co
Closed Coll (Urethane Foam; o
Open Coll (Glass Fiber, Rock Wool,
Ground Cork, Vermiculite, etc,) 22
* \o barrier protection, O volo O < * c

The cold side was maintained at -21,6°? 0 he o C*" sids ct 78°?. The taoae (r P- P c<
the final insulation factor o vauue of porous %y~c- U C .‘ may eventually .roach hat 01 water
?<
tr P ; J c v oomv-nrsd to a u.reth C >. r fo.?m of ’ V i */ ■ j o o