CAST-IRON SHELLS.

Auckland Star, Volume XLVI, Issue 224, 20 September 1915, Page 11

CAST-IRON SHELLS.

VXBT MUCH CHEAPER THAN STEEL. EA-Y M VSUFACTURE. OneMr'ab" attention lias been devo«d m-on'h u> i '•■ t!wt «« rtoiiM I" "■-;'■; ■•>«•■■> f"r »:00l n the manufa M"' , " : - , " ,,1 * f " r w 'r P , ' 1 " poses At fir-i -in >t !■:< t-HBjiric-tlou may ap. jngforr-Vi ■:.-.■..: ■•! ■':•■ London "T^. rjfj r :;i::\r ! ;;^;:^sr;Si;S o Jrat.,'■!! '■%■ •μ-i !ij :, Hi- foundry. ■TV, ~n . : i.:_n,v.-.f stn,.l. «-,h:.-i, ;. ~:: \ «1: :i .« !:i.->i ...,„.,! l.y IP.li- I I. . .-,-■,, Mlf - 1 Ii l\ ,1- 1 1 111-IVl**_- f*i Bll! I-l" , 'I "- ; ' ":" '>' ,! " ""'"l' - n I sen: t>! I: ■_,«.-. ;■ .vi! lii-.it mi! 1 \\\r Crlnipan V»r a.: l;i -■ i r , ■■'■;•'■'* .hi.! t!i<. ir.ajiir it,- of llrL'' 1 - :- wfTC HWI'.P nf iron. Wirli ii- !-ir-- l-.K-tioii .<f nHtM mnnmi camp pl.-iijntrtl :>r-io ■•; lip*, and ultimately ''"' 'iime;i!-r rancp. aivuraoy of airi. an i ;■■ ii.-trat.iif: |>o«or of nn !vm oninam-o t "if ::■; ' ■•■:■!. ! i"ii "!' llk'ki'l .-tori for arm .;ir ;>ial.-». jiii.l tlip iianlpninp .if the snr:v.' ■■! rii-h p «!p». ■■«-! ir-ii riiclls »-rp ii*-l i t |..iip-ir*-.ion «:t!i pf ,.>! ,-' r .- : Tli-y w.-ro :na iv nf o>l.l Wssi ;'.ri r r. ■■: th<- <am.- pompneitinn „ * -t 'I ::-,.! f.ir .'l.':,-! n.i:*. Th.. bends .-I i- ! >p -!"■::- were rPti i.-r.-l .-n trraiply inr-1 :, v " .-lrl^np" during thr nr <*i ii-tnii: Svi*'lt mt.'.al \\as. hovvevf". ]•!«!.■ uiraS!o ti> pi-nptmtc imnl crn amio-.ir p'atp. ami t!us ilf!i,i.'n-.-\ in potvpr ;o resist .Wtrn.-ii.in h\ shock le.l •to tlip iilian'ionnwii! ■••( .M-t;r,.n for su, !i purpo*p#. i Caet-Jmji slnlk. pvpn if maih , "f t'u , best qua!;! pi .f pic ir.ui. «ouUl uiul.-u ■: edly !>• iniK-h ohpaprr t!i.ui i-hnmi.. -;,■.!. aj'uwir p:pn-:mr »!i.-!l*. IV.it siiu-r : hi-y esmvM .'.. i t ,.' s.i'iip « . irk any in ciwl i r *u< -i purpiwps is out of the q<ue»:ji->ii 1'" i-a-1 run i- t.i It iuspU for f-hel'? -t will niily rrpjaor stot-i f'r r«nii'. DCt fT ill l . p-lrj-O*l>S. PART "X MODKRN F-QriI'MENT. Last ,-•'!•. fhplls ivitp reiT'iUrv supplipd in t'lp Rntmh (roveniinpnt hpfiTt , the war. mil ivpre f. r prartK'p l<y t* p Army j:ii Navy. For su.-h purpose the) are' .l.vi'n'n**" wrl] miitpil: Inn ;lip quest Mil] nnse-: ]- thpri- any ■ -">n*HlpraW* oppmiijr f >r slieUs mail. , of past inn ir prpspnt hostilities: Thfro is 2n.>,l pvi den.-r- that tlir Uprmans have u*«.t cast iron t-iirlU on minn- i>fi'a.«i.'iis; it i< supg<>t»>i mi: in so a -::iEr Hipy ««tp usiiu no cXi et.-r-k. and ihis tskeii a« pvi j th.it t : ii I'lrv "a- short of mun :>•■!!- With s'l.-h a s\i!T2P»tinn up s!H-iui.i n.it it is hiph J v :nipr..!'aWe that -Vs tim.l,. s,«ti(. mvn'tv ypars aao c- n.-irc -.v.-nKI !.? ►iiitaM- f■ r modern cali'ircs. .>r rille.l wjtli niita':>'p on}'!.' c:is.;-:-->n -'iiells liavp hpeii ir.a.i.- a?, j•.»rt of iiKxlprn Pi|iiipmpiit. SIpW. it may ':>,■ p>;jiti»il out that tins>*i':a' .jiui ; ty of ia«t-in>n tiscl for i-h.l j Ins piirpnswv; ]r , no lonsrer npv't"s«iry if c.-if!.- are not to l>p n*«i| for ppnptrati.m. I ss in :h<> r-j.-f ;•> tii.. trore-h ivarfare of t-vdav Mfn-r. in-tfad of ;-ayin- fii ppr t.<n. a n:i\f.irp >.■ u>ed whiPii K-.-.ii,i r-,,, so.imi. uniform ■■listing'-. r.n-i m hi.-n at raiinri timp« n«-'\i no". cost s'rui- t.' 1" j'.-r ton The -■it' hy .flir (rfivprnmPnt for :ty «"i:h sulphur and ;>ho«r>horu- ii": nx ,. P o,l ;i_' 1 , .i>4 pp- i-pnt. an»l i:iu» iroul.l tinif? .i.- urn j a* the .-astir''ii. Hut. s ; f-r -,ii . t!n> iiw: of this PTiide materia! is Telat:''-'i \pt\ -"v.aV! ns compared wit'i tH.' rinisiip.l art.l.v If stefl i- IH-tt»-r. f-.r all p!iij«si-. thr i-->st at this t~:-<\<2? ho«r\rr pvnl<-!|i-P tilfS t ; 'O StP.'l of t ; :''( C.f-rt-.A- 1 -:i.-'U. >i-f.| in the Ka,t ( oa«t ra.:d-. .V.i- nf infiTior c]Ujl : -'y, s.i fjr as pho«r- ; ...r is < i oy;.-i r:ip I: bin the mPtal ot-if .•'r-.mnTc. It v-ns srtpel i-ih-h .;s pf"i. ': ■■ ; : .a !e i-iipnplv in larpp mas*'"*'. but it r. vrtiia';. itftt la>kin; in <;,■ Kr.i'ini , fffi-pt. porrpa-'- i-i«t:r"n 3-t. say. t- 1" p«*r ton n: • „ i,.,;, mppl at not mi.rf than :-.\ • • "ii* .o-:. The quftinn oft'ip -j- rr.-i •■ .--; ■■! the .-riii'.p material ■»'o ii i t:i.-M V-<«mp a°Hiiio»t n.-'zii!.'-' l '' , '. a-com-i. f-i ■.. :'i t , .. «ork «lii«ii !ia- t.i hp p:;: i:».:. it. ,i n J thi- •• *t of tiw <-x pins,-, i ru—«. mi.] so f-.rtii When p:i--a; ' r :i<-i in- i ro-d" of suitable s 7.c an! iv— 'it niPßn* of aiitomat.io ma.-'i-iw.-\ -<■; '•■ ,- invprtPi! into smaller sh.-lU Rt a rri.f uh:''i iittle niartrill for CBM:ii2 «.v-i; i -T; j rip ivith these fi7.f=. GFEAT \D\ANT.\i;K OF CAST-1 RON" MIEI.L.V T--'.- a.. , ■α-it. mlvaiitat/M «lncli liijiW ;.—• -U.I l.y cast iron u> ftatf.-i to '■- ; iai ihe metal hipak-into a nunr»-r r.f -mnl-r pp-w, and ie. tucre- \\ :-«.:•..; th:- •:< ni mn !«• milw.antiati ■! .' n"t. thfie r<*niain many pnni-mpr-r-a; »!\«ntß:<'« "iiK-i ar.- worUiy of cmi ■:■-a: on 'i IK»p "f 0*»1 ir"ll a 'li-- ..:' :. n m 'i;-h it- largely mailf in thf I'r-:!. 1 Kins:ii«>!ii frn.ni native on--. t.. ~ r\|p! ,|. I j i r most hpnph>pnl mar, n"r Tli'- a-t.f.'s vvoii'd IP ma V in iou\-:r.'- « i .-n a-p at ;irfs<-nt porrtrinnitiv.° .-■mpar-itncli l it-t l*» :o the nation's rr>io:]r,-< at,■! :'.irn a c nipidpraf>lp number of ne« :,. 1: , L- ..!i to munition ivrcrk. Th.ek;i; a: i train,rur "' our foundry mm are a.n, ; . f., r h.= kin-i of work, and it coni ii. V:..-.i:aii>'v mit in liaiM. Jl Ml ade-iuat.. ili--r in.i were a»*uTpd it would jiay ;>-i ::-ti! nj to-iiatp mou;.l : nff maph.n«.f :i:;.! applian«v. T:iv soft iron a:*.. <• -<■- m.iK-ndi-«l <-<»ii.Ul lx-iurnH ami ma. j :..■- n ,ie mh*p«|iipn-t operations as rt-a.) i i-. or pvpn more qni'-kly than ste"!: w ~ . tour i -.lnifonn oaetiTisrs <-ould If :i '••■ found tiial there arc m> military '1.-a lv.u:.;Hi.'i-s. the i-hanp" ito*jM. <hor. -'..I-.-. sTPatly ui.-r'-a-si. < nr ICpnijr.i- . J..-.] ;,.»ij i. ir pro-luct. ari<l <\.:end e.-!i;.;.-.v:r.f"ii to a <iass of nicn who liave hithprtij lipen nb!p to d-i Init luttlc to ai-d in th« pnpply -i' moniti<ins.