Plexiglass yog dab tsi?

Plexiglass yog acrylic ntawv. Tib yam. Lub npe los ntawm ib lub npe qub tab sis txhua tus hauv lub khw tsuas yog hu ua acrylic tam sim no. Lub npe tshuaj yog polymethyl methacrylate. PMMA yog tias koj nyeem ib daim ntawv qhia. Cov yas ntshiab uas zoo li iav tab sis tsis tawg zoo ib yam.

Ob txoj kev los ua daim ntawv. Cam khwb cia acrylic tau nchuav rau hauv pwm thiab kho qeeb. Extruded acrylic tau raug thawb los ntawm qhov tuag zoo li cov tshuaj txhuam hniav. Cast nqi ntau dua. Kuj tshuab zoo dua. Kuv kawm qhov no txoj kev nyuaj sim laser txiav extruded khoom rau ib tug zaub ua hauj lwm. Cov npoo tuaj tawm gummy thiab tag nrho lub khw tsw tsw zoo li cov yas hlawv rau ib lub lis piam.

Cam khwb cia tuav tau zoo dua thaum koj ua cov ncauj lus kom ntxaws CNC. Lub cuab yeej cim buff tawm huv si. Extruded nyhav rau kev ntxhov siab tawg yog tias koj thawb cov khoom hnyav dhau. Feem ntau cov khw kos npe khiav extruded vim nws pheej yig dua thiab lawv tsuas yog ua cov txiav yooj yim xwb.

Cast vs extruded

Peb npaj txhua yam ntawm ib millimeter mus txog peb nti. Cov khoom nyias nyias yog rau cov duab thav duab thiab cov khoom muag muag. Thick blocks mus rau thoob dej yug ntses builders thiab tshuab guards. Kuv muaj ib tug txiv leej tub lub hli tas los txiav txim plaub nti cam meej rau submarine viewport qauv. Siv yim lub lis piam kom tau. Nws kuj tsis nyiam hnov li ntawd thiab.

Standard kam rau ua ntawm cam khwb cia daim ntawv yog ntxiv los yog rho tawm kaum feem pua ntawm thickness. Yog li koj daim ntawv ib nrab ntiv tes yuav yog 0.45 lossis 0.55. Tsis muaj teeb meem rau feem ntau txoj haujlwm. Tseem ceeb heev yog tias koj tab tom ua haujlwm kho qhov muag los yog sim ua kom haum rau hauv lub tshuab ua haujlwm nrog kev ceev nrawm.

Plexiglass

Acrylic tshuab zoo yog tias koj khaws koj cov cuab yeej ntse. Dull cutters yaj cov khoom tsis txhob txiav nws. Tom qab ntawd koj tau txais kev ntxhov siab. Carbide tooling kav ntev dua li kev kub ceev steel. Ib leeg flute bits clear chips zoo dua ob flute ntawm routers.

Drilling yog qhov chaw uas cov neeg ntswj. Standard twist xyaum lob thiab tawg daim ntawv. Koj xav tau ib tug rau caum℃point kaum los yog ib tug tshwj xeeb acrylic me ntsis nrog xoom rake. Kuv tau pom cov txiv neej tawg ib puas duas daim ntawm ob nti cam vim lawv rub ib lub laum ib txwm tawm ntawm lub txee.

Laser txiav huv si ntawm cov khoom nyias nyias. Quarter nti thiab hauv qab. Mus thicker thiab koj tau taper ntawm ntug txiav thiab nplaim polished nto uas zoo tab sis kev ntxhov siab tawg tom qab. Qee lub khw cog lus los ntawm CO2 lasers. Lwm tus yuav tsis kov acrylic nrog laser txhua.

Kub nws thiab nws khoov. Strip heaters ua haujlwm rau txoj kab ncaj nraim. Qhov cub rau cov duab sib txawv. Lub qhov rais yog nqaim. txias dhau thiab tawg. Kub heev thiab nws npuas los yog sags qhov twg koj tsis xav tau. Nyob ib ncig ntawm 340 degrees Fahrenheit yog qhov chaw qab zib rau ntau qib.

Lub tshuab nqus tsev tsim ua haujlwm zoo rau cov paib thiab cov lus qhia. Daim ntawv stretches nyias nyob rau hauv tob draws ho. Ib daim ntawv rau inch sib sib zog nqus tuaj yeem pib ntawm lub quarter ntiv tes tuab thiab xaus nrog cov phab ntsa hauv qab thib yim ntawm cov ces kaum. Koj yuav tsum npaj rau qhov ntawd.

Plexiglass

Solvent welding yog li cas cov khw feem ntau koom nrog acrylic. Weld-Ntawm 3 lossis 4. Capillary action rub cov kuab tshuaj mus rau hauv qhov sib koom ua ke. Cov khoom fuse ua ke chemical. Kev sib koom ua ke muaj zog yog tias koj ua nws txoj cai. Mess yog tias koj tsis ua. Cov kuab tshuaj khiav txhua qhov chaw thiab tawm cov cim ntawm lub ntsej muag ntawm daim ntawv yog tias koj sloppy.

Thickened cement zoo li Weld-Ntawm 16 sau qhov khoob zoo dua. Kev kho qeeb qeeb. Zoo rau cov pob qij txha uas tsis haum zoo kawg nkaus. Kuv siv nws ntawm mitered fab qhov twg cov saw txiav tsis tuag rau.

Acrylic khawb yooj yim. Zoo li txaus ntshai ntawm qhov tseeb. Fine khawb buff tawm nrog yas polish thiab ib lub log mos. Deep gouges xav tau ntub xuab zeb ua ntej. Pib ib ncig ntawm 400 grit thiab ua hauj lwm txog 2000 ua ntej koj ntaus nws nrog compound.

Nplaim polishing npoo yog ceev. Hla lub teeb hluav taws xob hydrogen hla lub saw txiav ntug thiab nws mus los ntawm frosty rau iav ntshiab hauv vib nas this. Siv sij hawm xyaum. qeeb dhau thiab koj hlawv nws. nrawm dhau thiab koj nco cov chaw.

Acrylic crazes yog tias koj siv lub tshuab ntxhua khaub ncaws tsis raug. Windex yuav rhuav tshem nws. Cawv thiab. Cov dej ntshiab thiab ib daim ntaub microfiber. Los yog cov tshuaj ntxuav yas tshwj xeeb. Kuv tau saib cov neeg ua haujlwm tu cov neeg ua haujlwm rhuav tshem peb txhiab daus las tus nqi ntawm cov ntsia thawv ntsia hlau ntawm lub tsev noj mov vim lawv siv cov iav ntxhua khaub ncaws.

UV raug yellows pheej yig acrylic lub sijhawm. Cov ntawv thov sab nraum zoov xav tau cov xov tooj ntawm tes nrog UV stabilizers lossis koj tab tom ua haujlwm hloov pauv hauv ob xyoos. Cov neeg siv khoom tsis nkag siab vim li cas cov lus tsocai siab dua rau cov khoom siv sab nraum zoov. Kom txog rau thaum lawv kos npe rau xim av.