Document JJoDxdpvbN5Ze4Or9YdKbOypB

~+<jr*****4K *** I* quin aufr.i wmw T " ,,B" "" L1A24586 V o 12* 4 LEAD INDUSTRIES ASSOCIATION SSI MADISON AVSNUS NEW YORK IT. K V. August SB, 19SI SUBJECT; KBCgJUy-mKgtEP AUMUiUU'PCTrf'JSIOtC? To Heaters of the Lead Industries Association: Attached Is a reprint of an article on the above subject, which appeared In the May 1961 Issue of "Precision Metal Molding." It was written by Mr. Sid V. Turner of the L.I.A. staff. Adlitlocal copies up to twenty-five say he had free of charge on request, larger quantities at 34 per copy. Ve are also circulating this reprint to our list of 3,000 design engineers. i Very truly yours. KZ:nk toe. 1 Secretary o v m I|UU.I"IUW'I" : a. MC.rfe. * LIA24587 ^oLs. reci^ion Design Ups tor using PORCELAIN-ENAMELED ALUMINUM EXTRUSIONS IXstTfbittrd bjn Lead lixiiutrio Association 292 Madison Ave. New Yori 17. N T. Rrpdnlrd frtxu ran iu o n \a t u v imims l , Mv, 1961 Coinrij'-tltd, 1901. by Ibo Indmtn*! Publishing Corp. N 1726.01 fW>WWNI,.WW!' 'NMi1.,|H M" M'* .. TWhbld>fcliAiA4>iMbh<iMC^ L IA24588 Wkara partalala #amalad alamlaam artraihai b i4? JtliHBif )(wk*r* (tot talar. wHr-rtililtKt, cerreilea rtililxo, *4 atmait laMalfi III* mra waatad I* oddHlo* t* Ik* Ilf hi walfkl, aa: ( aifralie*. aad *tkr miaaal*f*t / al*ml*am. far atompla: Trim M Mil Imi aal* HH frr4w*r It I'nUjik' amofig porit'Uiu-rmamrl pnxliKii. alumf- nimt tan Ik - t-ut. *4*1x1, or ilrillitl, frar of tUinj^in^ |Im' coating, Hr* lead-Uxirihg jtom'Lfn txunn lt arc mi nllKirtil lo tlir ilimiliHim, dial tjulling from cut or tUuugnl rtlgc juvt tlorsn'l incur. Aluminum tiwlf b aKo higlilv tirm*km'rrbtatit, *o (Ik y ^ o (mi rlangrr of not or umtgbtly comuioo |mxlm1k firming at llic rxpou'd arru. lint im-4tn llul. utililv <itltd |*rir!ainHium`l(xl priMlutlt. *1mu i ming aluiuiimiu >ou can cut parti anti dull and tap all fattening Itnln tl.rixlK in the prtvlain-nuna-kxl rttioilul itotA. In laiildiiig coo- itruition. pinch can hr lalriutnl riglU on the ^ob, o |m^i kilnni **** Sf*<iW tttMrf rMtl.-* U| ll^lHM **f ffMt* HI Tln fr air lea di-xigii ImutatkHti to ftatung rmih* als linuttM-Uxi jluiinouin extiuMom <4U lr arhled, la4/>J X4a|<llol <4 fasti IM<! * it 11 Mll'ttl. All Mlnuilnl tLaO'^e ir lllidi'fsnk' of ,*|| ciumeUxJ \tntSKM| < .all In * *<LId * itln Hjt tllMolotm.g (Jf duj'4Mg ll* <*.tii4 11m S11IV txh* its-tl |i4 jLin aluiiitfium i vttioMMis tiuv In * ?l '* x ! I"f <'.> t|t4 Usi 'i. ijS ll (.111, nni t)r fc\f|>` vi!r **t a Mntl rli i'^N liil !.< ! ( ill U' SSi'M- v P-.4* i ms i n s ma i i. \innMM urn nth*rs t!r engineering designer tin gn-atist tiesihilrtv I*** aI M 111 a4 M I( || I ; . 'l` )f tl.4- iijXI itn |S * .If i f 111 f!ii.all.a*f <-III f*. a]>pli<x| n jlif mil 4 vsrlalixf 4TC4 (flat li.is ImiI I Ik * [Kti|Xi tutf.ltc to atliwirf II rtV nu bud *ith this tsp- t4 finish I'nr tl*- first aiiM Iti.g is i4i(i oipL tsp* kMl *< Ming rod tliiif, rxtruucd aluminum tan lx* patsUm cnamehd Altbwigh tb* tv jr >n u ImutatuHis i (<irii|ili( itrd m |nii litfim 4<mI iiM-rt gas s In h iU I* u -mx I 11m- vii-td tla-fi Im* viiMlhiasf>x 1 atu! tlm (olluvol til* a Uaig aiad strtHig 41*la'iiitg fj( afuM ti* in a ruustH li.liant front shap-s (Mit Ik * *v41-%I * id in i (ttMiliir. Npphmg tiuiiM ling al'*r vMtxing la laa/iug h Sliudl.il v ImJM-S aaajtad *ll\ pat'l.alfl h u iin I c a t * ilh ..'I >1 |fH ads ..Magi s .4 alomi rmrn. plus |i#.!.! . tiimM. fr- ad*hd ua fusion resis'aute. H \miii sto ngth fur rosistanse. mmi.iIK sn'ii't *mI .s flu ut Ifing points ot nan< miM> rs and laa/i.tg tuatiia|s afr U-k W tin* matur ing ti nijMiatufi- t4 tla i -imin 1% amf lii^lt ilnlodni *n ngfli 11* s un 1** *a*td. drilled. * t!*! il h fasti t*d s\iti nm Drt(9 ftrfon I'oKvUm tuliM I lias In i m !< \i*aling metals h* 11m f'oo* l.itn l.namt-1 liottlot** rixi'iniiM-fnls t\jH* OV t AUdt \l.4fS |l*lt MNII- *4 |Im hlggl-st adsatHin f!Kl a!l"\ ha pat t-in *n.in>t lod cxtiUMtim \'tav base taL< r plate iii fl*r last ten. Midi ax prodm Imn ft* lmiatati<ats ait isnp'xod mi the crs\ Mtlinn of tuitH l<\l aluminum p ( sliap- l'\ (h< p >fl t lain oiijfiM'llMg prntVM. I.lllllta* (liner Frtl ), ` .md ii*ahiniinufti 4 vlimHHix- - tiauis tli.it tin i so! Ufa duo to tin* hr* naxIunKal Afeliiteils lust* lain tl*- fust In nult t strnsisc ktreugtli ol atununom at iIm t-rumoliog tiinpaatiirr. u\r of portlam etuiro h d aluminum r\tf iis>< *is Hun *.dhxl eitruoom rt*a|uinng Urge oxrf Ideal I<j c (run aid ha lumm timlliom (Vertical lunging tonguos *il| p s* nt a tuolilein to tlir Itrtp* !>rt*t'ct *indn*s), lohafnl tlups lust* eiumoh-t flu K* sh.tp** oitt n *il) ilottat during used at tlixsaafive strut tural mdtiU-n ini firing. |ujtiniUrh f tin* thin u x Imh i t adjacent large and small hi a h u iiIi tint Lit mx Ih u i l)iHii<*m\*i in iK^ating IVmit frames, sash h im! *n*l-.m frames. and mHal anil nailing ij Io x i.mse |Im tiiMih'e Into llimrvrf, f uriittute an1 ntlief esamplm <4 pN*l design uw i-iuitH'ling ot lakh odm ti inls to h s mu uarptgr. of ntatel.im enameled aluminum extrusiont bright Hangi^ anti angh-s art* ads .iiitageum to (1h * *nJ rolorf.ot ,dh r iii.imv \t.ir* of venter (j ( ili sign, .uling as stifli m rs sshit h strcngtlwn |)m* clean lilu* j;l4, In x mu m it |\ |mr4i,<iin nH*tal at firing tfanjtrraturd. ( IMIIW`1 It 4 tliOKf XMtflll fllf 411)* pf*d- \Mu-n nuttxf e\tni*1s| titHis-dos'etail, con IKl lliat iiM .mt tn l ist l<*f jrar% tail. coutiHir. snap <a sliding fits are designed, In a l*4\Al!ii-.*i ;! ! i m w ,tn * nur m.itni .dims m<o h i . n uio | rt.i* Lim s s nmvt In (mile in tile Ijl llin'f n( lH|1 M< ;* lll. |\ 1l.lt \JNVl1lad 'll. ill tilt 11sa !| \<>i..n>l the liu's is iimi.iIIs I mils if 4`IUiIlh 1< r{ 4111 a 111 -1.1 I t1|lts<>li\ ft 4 llb'lf <l.ai;,i. || the istiu-i'iis < an In |'it\ad vs it It .tllloiti.alK 4IM* IlIMt (< tM.UK<V ttpupHttil )!(-vs a li>'.tiiMo ol .*) mil, *o iliul & ar^ IfPPflJflllill JJ II Ml LIA24589 i fWj i yy Wy iJUEiHl i HJ .M. I + m h-- \H< IICH II RU Ol sK.MRf ** 'umimm *ftrviam t** **l1 r*l 1t(M WV p*fti nr pairrUiR rfi4iurlrd h )<M #* cfl tcn{ U. Him In* i* l *v t<* I 3 mil*. W ith numul spraying. 11 tnUi.iiHc ti i mil, and final lluclnrvs b 11 * *01 1 it* *> mib. < ami ix Im-t foreign matter mmt he re* i.n*v1 llw uul.r.r liefore enameling All swiars ;.! fillets d*ild a minnmim radita t4 I lft irnh. t<> pfc\-nt enamel lmtn and build* up i>t tU- outing. Hh U * ftll HMflMliTt, illdl 41 Dll Fonts HfC* tr< Imiu m als group (Wilmington) or F rro Oorp, . (Useiand lr specific information. Srfc liltl Aluminum porcrlain enamels are applied in very s o mc urtrtmTarm h it cowposmottt POt AiWMtNVM tU* -- H*<**,< C.0 H*0 ro ro. S4/0 14. 2iO C40 It 1 14 t )I4 114 4) ft If 1 HI 1)4 H9 ItJ It I* II It M 'll 11.1 ft 1)4 ft M t f.f II M 17 10? 11 f ) f.f If IJ IJ -- o 4J -- -- IJ -- _ -- t.l ---- *** a . a ** l*.ntN l t - .a * t` **>** #*<* *r> .**W *<rt tor (*!# to Ha**| | Cj *'< # * IU'4'- <<+** M rni<>rfcl| V-|Uf ( 4 to I* +'.V4*fCl thin mats and don't have the flow durscteristki of conventional steel enamel*. As a rrsult, all orfjee marks will show through the enamel. TlKTvtnre, ectnided tiianr* shookl lie as free ol the lines at possible. Also, careful lundling of (lie raw aluminum stock U very important. ScraUhci will ap*>rar Usually at a srric* of 1 nibbles or thin depressions m high gum coatings. Itongh iiiifate' ttkh as a uiHlhUitni surface are iimxnuMc to cover with a uiaxith touting. fa^ht Hiakmi can tw removed in a cauitsc cleaner !Yrper strati hr* must !* ground out first with SO-grit disks, tlnn finidad with ISO-grit iliibi th<-n the grinding nulls are eti-brd out In the cleaning tank. Brake press lines can !* rmxncd the same way. frtpfrflti ef Parcafafa faaaaaf Appearance. Tbste b practually no limit to tlie sanations in light fast enamel colors, from Ixillutit hues to ilchcatr tints. Trsturc* such as stippled. mottled, snd ripph-d finishes can be had. Almost anv degree of surface trUtlivity is possi ble. from dull matte to high gloss. Durability. Tlie properties of glasc provide tong life at km maintenance <r*t Some field installa tion* of porielain-cnamrh-d aluminum hate here in service more than ten seat*. with no deteriora tion of any kind ducrmahlc. (Itmicil Resistance. Enameled ahimimicn b highly resistant to acids, alkalis and sulfides. Tht Purreloin Enamel Institute's aod durability rating In Class A for whites and patlrh, Class B for colors. The enamel doesn't stain, streak Of fade on exposure to strung detergents. Surface* have shown no sign of detemeation after ISO hours in a 20! salt spray. Impact Resistance. In standard tots, samples averaged five impacts Iadore loss of coaling. No sharp dgev pcogrodve spalling or flaking oc curred. Thermal Shock Resistance. In tests, panels heat ed to HJU deg F and plunged into cold water showed no eras ling or flaking. Thermal Stability, hfifhin rtumclnl alumi num can hr he.itrd to within 100 F of tlie firmg tcmjxiaturr w o Ih x iI damage to the outing. (Fir ing temperatures are *?J0 to 1(7.20 F.) Dry cold and freezing tnnpf.itnnA do not affect it, nor docs alternate freezing and (flawing in the pccscnca of moisture. Abrasion Resistance. The present lead'beartag enamels for aluminum are not resistant to abrasion as conxmtKHwl At*** ! enamels. Imt they are ten times nvae resistant than normal alkyd-amine paint, atvordmg to PFI. fn-oitrl /a A/wminaia PmNaum# M4d Ca^, rwu. PC. 00. (2} r. n.fam t nameinig VJHO.pc. U Mumimum, FifM, Ap ........ JOJJffRfg' i^MrspaL-ta a. ' li. '