El Paso herald. (El Paso, Tex.) 1901-1931, 1913-05-17
MAKING TIRES FOR
THE AUTO TRADE
nj s,,-+ Of Fabric Required, the Num-
ne 80 .us of Fabric, Etc, Re-
oufred for Good Tire.

her of Laps Of Fabric ETC. re
Gufred for "A Good Tire.
IT is a fact, and not a strange fact,
+bs+ the vast majority Of tire users
+bfD1, little Of any part OF the tire ex-
...+ +,,a tread. They figure on the de-
SIGN of the tread, they consider whether
80 - will prevent sk1ddlngs or
thew are attracted by the shape OF the
t-a96 and the type OF the TIRE.
u - eaIifv however, the tread while
II ;--,Iortsnt part OF tire. IS far
f-or7 being entirely. respOlsloie Tor
- service the tire gives livery part
go +be fabric TO outer surface mus
he of propOrtiOnaIe- stIells III anu 4ua4-
itv. or service suffers s--,-..--
80 ~ tire said manufacturer
IT. is the keystone and the backbone
al13+CDobiIing and the automobile
s7-1gtrv- Think what tire must
1900 From the outside there Is the
WEIGHT of the car and the Ioaa- Inen
+tera fs the additional terrlIlc strain
- a. stone ridge or rut is struck.
u ~ car is going fast the tire gets
pi ..I5-o-,I within the strain is as great
,-5 constant Thousands OF pounds
- hattie against the fabric,
sea-cbfna for a weakness, II only a
moor thread. a tiny pinch or bubble
looked at in this light IL seems tnar
there should be but one grade OF fab
that can be produced
wet there are more than 50 grades
Sea Island cOmbed, IN dlIIerenL quail
tiles. Egyptian carded IN many stlll
cheaper grades. This accounts in part
for many grades Of tires-the different
degrees Of quality
"AU that car owners nave heard
a bOut fabric is that Sea Island cotton
il used That makes good talking
Doint The best fabric possible to buy
is made from Sea Island cotton Ihis
cotton. grown on the Islands or the
coast Of the CarOlinas or from seed
produced there. has long, strong IL
bre lust suited for making tough
strain resisting tire body But even
this is sold in many grades.
The highest grade and most ex-
pensive Sea Island cOmbed fabric is
made of that same tough material
which is used for making first quality
sewing thread
Twist eleven pieces Of this thread
into one and you have an idea OF the
warn Weave 20 of these Warps into
each square inch with the cross threads
in such a way as to withstand test
several times more than any possible
service strain, and you have an idea OF
the strength Of the fabric on a really
"Au tires should be made OF this
quality Of fabric, particularly the
larger sizes but they are not
with the right kind OF fabric, quail
ity and quantity Of rubber, care in
Workmanship and skill in application
and inspection are also required Com
plete adhesion is accomplished, as in
the case Of FirestOne building, by the
use Of enough up-river fine Para rub
Der. Every mesh OF fabric must be
completely and evenly filled, and an
extra layer must be applied between
each layer OF fabric.
'The next vital question IS the
number Of layers or walls OF this rub
ber-filled fabric to use. Even the low
grade is costly and every wall added
means more cost Temptation again
steps in and suggests that three layers
might do on a size where four are es-
sentiaL and so on. The number Of
: layers do not show, SO appearances
won't prevent the sale. But where
/ quality is the standard, where security.
length Of service and final economy
! for the user are the aim walls OF
( fabric cannot be spared"