Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1891-07-02
MAKING HEAVY PAPER.
FROM SORTING, THROUGH PURIFY
ING WATTS, TO ROLLERS.
How the nag. Are Cleaned Many Baths
A.. Necessary TO Prepare tho Pulp for
the sharp Knives That Hend the nlis
of cloth, Called stock.

the sharp Knives That Hend the nlts
of cloth. Called Stock
whats that peculiar smolli" Is the fnt
question usually asked by strangers On
visiting the last Side when the wind Is
blowing from up the river. No wonder
they nsk. for the odor il sometimes almost
empowering. aud becomes thicker as one
approaches Fifth avenue on Main street.
Their may BE- found the -oufcc from which
the smell emAnates-the tarfssl paper mill.
inside the odor Is not no bad, aud a per.
sou clad In garments not particularly valu.
able can spend avery pleasant half an hour
looking over the machinery aud following
the mass Of straw and rags, u wi.ch tho
paper l. made, from the hopper into which
II Is first poured until u comes out In the
shape Of papcr-tough brown paper-at the
other end OF the mill Here three grades
Of paper are made. the finest being wrap.
ping paper. Next comes a coarse grade
that i used for building purposes, while
the last and coarscst OF all Is the tarred "a.
Per.
The frs, step Is the careful sorting of the
rngs aud straw. This il all done BY hand
b. women or girls, on tables with coare
wiru bottoms, which allow much OF the
dust and dirt 10 fall through.
II IL necessary To remove from the mass
all pieces. however small, Of metal. bone,
rubber aud leather, aud also TO dislcdge a.
much Of the dirt ~ can he got rid Of.
When tho sorting j. linished tho mass IL
taken 10 a gigantic hopper and dumped In.
II falls down n long chute into the fint
beating machine, wheru Il Is given it, ilrst
washing and cutting.
rimouGn rnE BEATING MAcnIsEs
/. II.
tank. oblongi Ia form, through which water
l. constantly running. In the center II
this tank Is a huge knife. through which
the pulpniust pass several times before IL
l. drawn OF Into the second hcatcr, where
the kniyc. arr inner aud the water cleaner.
Through the wires " the heater the mass,
looking now like thick mud, Is forced, b..
Ing toru, cutAnd macrratcl most thorough.
" until Il would h. hard telling what the
original parts Of IL wcre. Through i've "
these machines tho stock, A. u u called
goes, being chopn-,i finer anil finer Ail the
time and getting cleaner aud cleaner ~ IL
ncnn H. Journey end.
After leaving the last beating machine.
where clean water " forred upon 10 NJ fat
~ tho dirty water IL dmibcd Oh. thc soii,
nlushy mass il drawn on Into large watts In
tho basement, whrro II rumains some time
bleaching ani soaking. When 10 comes
FROM thcse watts II l. " q light gray. muddy
color. and wcrc hnndfal " Il thrown
arnlnst the wall lt would stick there until
Gcarcd Oft.
lis now what Il known ~ "hail stuir.r
ready for The paper machine, and Is auto.
matically emptled Into "stun chraisH aud
moru clean water added. Herr IL " kept
IN constant agitation, Ia orlcr that Il may
b. thoroughly mixed with the water.
From these chests tho pulp passes
through SERVES Of boNc, and watts, all the
time Icing more mud morc diluted. Then
Il passes through ian pump. falling Ia o
broad stream 0u 70 o large cylinder covered
with fine wirc. This cylinder l. hollow,
and pump inside pulls the water In. while
the pulp remains spread upon the surface
OF tho cylinder, which il rapidly revolving.
ruE nSisnIp rl.oDucr
II passes under a heavy roller, which
fnttsns tho pulp out into the shapo OF ia.
pcr Hut when the shcot-if SHEET IL may
H. cnllcl-is neXt seon, passing from this
cylinder on to ma endless blanket, Il 10 too
moist 10 handle.
After going over a hot roller On Tho
blanket u passes 60 another roller. where
u leaves the blanket aud then starts out
upon ~ trip alone. IN aud out through
NlNIlNNN NNN NV NNAlNNN ~ ANNfTHa Nh1NNNillN lN
lrycr and dryer. Tho edges ate ~ yet
very ragged. but this ~ rcin-llcd at N,
snd Of tho Rollers, some twenty-five In
numlrr, whtp the paper, now hard and
dry, passes bctwccn kuiyes which trim L
To the proper width.
Prom these knives the paper passes 10
lArgc upright machluc. where lt l. sub
lrcicd o. n tremendous pressure aud wount
into rolls. rgady Tor delivery 20 the hard
ware men or builders. Tho tafrrl papa
I, prepared In the same why np to the tlmi
it leaves the hot roller Then, Instead o
going 10 tho upright machine, or pr,ascr
70 passes down through a tar hath. Aiio
lrlns we'll dipped ID i pat through thl
prrtser aud then wound into rollA
The earliest knoen attempts at the pro
ductlon Of m article similar 10 tho papc
Of modern times was made In Egypt man,
centuries before tho Christian era somi
written. affirm 800 ycArs Il, e. The oldc.
manuscript In existence IA on papyrua. an,
u supposed 10 bear 'lhtn 40 u. g.
HISTORY of rArEH MAXIM.
Thelowerpart Of the stem Of panyus plan
s., under the rough s1n, composed Of THU
layers Of great cohesive power, These be
Tag separated were laid side by side will
.dges overlapping, aud on being suhiccte,
ntwngh aud tenacity. This rude Kind o.
paper was not improved upon for inany
centuries. aud seems 10 have met the want
Of tho consumers until about $50 H. &,
when parchment was irst used for book
aud valuable documents,
Toward the end Of the First century th
Chinese had, II Is believed, begun 10 manu-
factufe paper from silk aud other ilbcfs
Int by what process l. unknown. Two O
three oentpries later they were using cot
ton hberS Nr this purpose. and the art wa
either Independently discovered or learnei
by other nations, aud In 10 \. ID. pape
was made from oottonat Mecca.
The art was introduced Into spain by IN
Moors, and here twas first discovered tina
linen aud cotton rag. wrrc more suitabl
for the manufacture Of paper than the raw
materials. owing 10 the hardness OF th
ilber being partly overcome by wear an,
Il Use, making the reduction TO pulp les
dllieult, From the Twelfth century spail
n appears 10 have been tho principal papc
producing country, Italy ranking second
IN 400 the INT paper mill Ia England wa
built at Hertf1ri.
About the end OF the Seventeenth eentur
the manufacture Ia England received al
impetus from the immigration OF frencl
refugees, whointroduced the improvement
. OF tho French manufacturers Tho art q
grinding by knives around cylinder wa
invented Ia Holland during tie Eighteenth
ccnIury.-Miuneapolls Tribune.
a Qucry.
uI llla that same, Hill. - ..tH ts.A.ft