Albuquerque evening herald. [volume] (Albuquerque, New Mexico) 1911-1914, 1913-06-26
Secondary Metals---PrOduotiOh
in 1919 Valued at More
Than seventy-seyen Million
Dollars.

Che value OF the secondary met
ais" exclusive of gold, silver, platl-
mum. iron, aud aluminium. recovered
IN 1919 reached tho enormous total
Of a77.gg5.sf3, compared with t52.-
ass.aa0 IN 1911, according 10 j. r.
Dunlop. 81 the United states geolosl-
cal survey, Ia an increase Of nearly
t25,000. 000.
Secondary metals" are those recov-
cred from scrap metal, sweeplngu,
sklmmlnRs. Dresses. etc. and are so
called 10 distinguish them from the
metals derived from ore. which are
termed primary metals" The Unit
ed States geological surveys figures
showing the recovery Of secondary
copper. lead, zinc, tin, and antimony,
are summarized in table.
The reports 10 the survey do not In
clude the very large quantity Of old
iron and steel rcmeited. neither do
they include the precious metals. The
al antity OF aluminium scrap returned
10 secondary smclters IL increasing
rapidly. owing largely TO the rise Of
the automobile, and the survey re-
ports next year viii probably include
secondary aluminium,
The values siven for the secondary
metals are arbitrary and are based on
the approximate average value OF tho
primary metal for the year. While
Junk dealers and collectors frequently
nay low prices for small quantities
OF scrap metals competition results
IN good prices being obtained for
carefully selected sorted scrap and
other waste metal products sold la
large quantities. After remelting or
refining, the metals are sold at only
slightly lower prices than new metal.
These secondary metals displace an
equivalent quantity OF primary met
ais and must be considered In any es-
Innate for stocks available for con-
sumption I'm any year. For a few spe-
cial purposes requiring especial purity
OF material. II IN necessary To employ
primary or virgin pig metal, hut az
q general rule secondary metals can
be used IN whole or In part. In fact
most foundrios, IN order 20 compete
Tor business successfully, must USE
secondary metal al least In part. and
hence scrap metal Is purchased b5
them and remolted with primary pil
metal or with composition ingot TIL,
secondary sneltors, by handling large
quantities OF all kinds of scrap. are
able TO classify their material 80 as /,
produce continuously alloy metals %
uniform composition suitable for use
In work OF different classes. Suci
composition ingots are being pur
chased and used Ia increasing quaint
ties by many foundrles and othe
Inn.
metals or mixtures of now and scral
metals. The higher prices prevailinl
In 1918 for all metals other than leac
had the effect Of causing more that
normally inareased demand for ant
recovery of metals from scraps. dross
IS. etc.
n has no far proved impossible e
separate the statistics for SECONDARY
metal recovered from clean scrai
made In the ordinary course of man
ufacturc from the statistics OF meta
recovered from dresses and ashes ant
from scrap or old metal that had ON
tered the trade as manufactured arti
cles and been discarded An estimate
has been made Of the clean cope
and brass scrap. but no distinction
made by any OF the dealers on smeit
crs
Conservation THAT Pays.
There was notaDie increase u
tho use 81 magnetic soparators Z
obtain scrap free from iron fillng'
and at some plants concentrating IA
hlcs were introduced by means a
which cinders and moldlng sand fror
hrass toundrlcs containing as it'll
~ 2 per cent of metal we're treate
successfully. The general tendency
a. save al waste metal of every kin
ana obtain more Tor IL by better grad
ing and classification. Copper wiz
and heavy copper and brass scrap AT