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MjfWIM RRAHOOM. HI
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<1. f. MAMMINS. Vi HU M9 CtMt* !
M. ft. WWlTAMR. V**
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w S AUSTIN
we decorative ^iwal^^^^plied by factory ,o a noncombustibl sur$*p#\and the same
Shjtf&^backing. ft)
. *// iterial is Intended for use ife^ building maeai^Kl/or wall covering as permittete&^authorities flying $^sdictidn.
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laauecl:
6-23-60
EXAMINATION AND : s (gg) z 0 R D
EXAMINATION OP MATERIAL:
The manufacturing process of laminates and the application netho laminates to the noncombustible sur
stsf^Jpember of Underwriters' L
incombustible surfa label of Underw
iestbs-tp^ment board wi ited ar^&snioke develo
FIRE KA&fe CLASSIFICATIONfSSSTS
re decorative apply f s witness d / Inc.
fire hazard atories, Inc. spread, fuel zero.
The K with the Inten of fire resista
ON 0? AMPLES
0 tive laminates were produced iples having varying degrees
All sampl were cut by
d in 4 by 8 ft sheets and rvid^an 8 ft by 20 in. width.
The s of the lamin and methods
Some of the ,, joint down^ti^
S3 uSg^tcoevai'
the field application
er#^sii*epand m
using common tools
pl^9s-^^>rf in repareed/iryN this
facings to partitions hod had a butted
of
of the
d to evaluated no^tfere prepared usfhfi^hornt
" " METHOD
application ' .ctory methods.
tests were conducted in acc< s` Laboratories, Inc.'s Stan< 'azard Classification of Building -50T, NFPA No. 253).
v/ith est Method
erials.
RESULTS
Figures 1-4 show the appearance of typical samples after fire exposure. Data on flame spread, fuel,contributed and smoke developed appears in the following tabulations:
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Flame Spread
&), The maximum distance the flame spreacPej'along the length of the sample from the end of the<45^1 tisa. flame is determined by observation. The flame^s$rea53kctor is A derived by expressing the flame spread (For tJ^Fmaterial /^)as a percentage of the flame spread ^fc/Snt^eSfed red -a
r-** m
H 9897 19 Regular on. Regular
Regular
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(Table Continued)
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(Table Continued)
Test
Patterned Patterned Patterned Solid Color Solid Color Solid Color Solid Color
olid Color tterned teroed roed rned) ed) lor
Maximum Flame Spread (Ft)
ctor for sslflcation
A time-' the temperature! 23 ft point (vent" fuel contributed area under the ci the net area unde:
follows:
is developed by plotting ure^||$^ir thermocouple located at the " A furnace versus time. The
Skived by expressing the net ^m^terial as a percentage of e tpjr=untreated rd oak, as
Factor for Classification
-Pressure Laminate^71thoutv Iking
Asbestos
Asbestos Asbestos Asbestos Asbestos Asbestos
(Patterned) (Patterned) (Patterned) (Solid Color'> (Solid Color| {Solid Color,>
\S) %)
22.6 15.2
7.5 21.4 5.2 10.9
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(Table Continued)
Test
7. K 5519 (Patterned) 8. H 5519 (Patterned) 9. H 5519 (Patterned) 10. H 5520 (Solid Color 11. H 5520 (Solid Color 12. H 5520 (Solid Color
.Solid Color Solid Color 'Solid Color
ittemed) itemed) smed) irned) ied)
>r for [ficstion
Standard A Standard A Standard Aab
Standard Aabe Standard Aabe
H 5519 (Patte H 5520 H 5520
H 9896 H 9896 H 9897 H 9897 H 989 Regu, Res^a RegSar
1/
IghtPreasure Laminates
-3k
14.1
16.7 15.4 20.8 13.4
18.3 19.2
13.2' 15.5 12.7 17.8 15.6
14.9 36.3 32.8
34.1
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(Table Continued)
Test
ctor for cification
Factory Application cf Hlgh-Preasur
Standard Asbestos Standard Asbestos Standard Asbestos Standard Asbestos S^idard
Patterned Patterned Patterned Solid Color Solid Colo Solid Colo
The sin by the outpu the furnace values of time. The the net ' centage oak, ae^pll
'edTjj&ri oele^ftic d
A curvenxis tion (dci&ase eloped factsb^-dls the curve fot^n area under the<c
test is indicated operating across by plotting ill output) against by expressing 1 as a pertreated red
ted Oak fement Board
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(Table Continued
Tes
Hlfth-Pressure Larinate Lfit
1. Standard Asbestos 2. Standard Asbestos 3. ^Standard Asbestos 4^/>'$tandard Asbestos 5*^&|uidard Asbestos
' idard Asbestos
K K 11^^552
12. ^ 5520 13. H / 14. H 15. K 9 16. H 96 17. H 989 18. K 9697 19. Regular 20. Regular 21. Regular
#ciS:;?L:
As^stoy Asjpestos ^tooestos
Asbestos Asbestos
[Patterned)
Solid Color
[Solid Color
Solid Color 9896 [Solid Color 9C97 .Patterned) 9897 [patterned) H 9897 .Patterned) Regular [Patterned) Regular Solid Color) Regular Solid Color)
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(Table Continued)
'es1 Factory Application of HlghPagO
Factor Tor Classificatio:
re Laminates
necessary on this produc y Investigated products
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aec. CONCLUSION
Issued: 6-23-0-
221sions ?IRE HAZARD CLASSIPICATICU:
The following fire hazard class
t ia established
W&'-is /^PSHV'all Coverlnr"
Secured to a None Ouibus t lb 1 e
ard classification is established as a "Building Unit", in aK as IOC:
of gaseous productsk&vol
during com-
Products of similar comp^osoiten indicates that
hazard would be no greater
t presented
'burning of untreated lumber under
conditions.
Under fire conditions, the life hazard will depend upon the
quantities of material involved and upon the degree of con
finement, if any, of the fumes.
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Conciu-.^ ..w. ..
SUPERVISION OF PRODUCT BY UKSER^IERS^toQEATORIZS . INC .: Each material made like those (^^stigated and found
acceptable, and produced under Undg^jltaM' Laboratories, Inc.'a Factory Inspection Servic{^fcll4*e3^ an Underwriters
^oratories, Inc.'s label lilci^Qjjfe 6^>hose shown below. Shis section to con^^g|iiai^^4turer' s name plate
tftSV LASDfiATORIES, INC.
CLASSIFICATION FOR UNTREATED RED OAK)
WITHOUT
WITH NONCCH-
BACXXNO BUSTI3LE BACKING
15 15
5
ACCORDANCE WITH ONS.
Fiie i\42fio v
xi>cc. Conclusion
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