Sandpaper: Kunyora uye kushandiswa

In kutaura sandpaper anowanzonzi "sandpaper" kana "ganda."

Inoitwa pepa kana jira pechingoro zvinenge zvakazara paiva hasha zvinhu.

On pagadzirwe chokuita kubudiswa huni, mapurasitiki, simbi, girazi haagoni kuita pasina nazhdachki. Hazvina hunokosha kana kubvisa akwegura pendi, hapana nzira kana unofanira kugadzirira pemvura kuti lähikuva uye pendi, etc.

The Chinese vekare muzana remakore rechi13 tichibatsirwa ane namira kwakavakirwa starch wakazviparadzanisa yematehwe mhodzi, nenguvo dzakarukwa zvakanaka zvakohwewa jecha uye anoshongwa.

The kumumvuri of sanding Mapepa sechinhu "girazi pepa" nokuti kushandiswa kwayo kugadzira kweminiti magirazi.

Muna 1834, imwe American injiniya A. Fischer Jr. kutanga patented kugadzirwa Emery jira, hasha zviyo iyo yave Karbid Kremniya uye alumina.

Unofanira kuziva kuti zviyo sandpaper uye ane rimwe rayo guru zvatariswa.

Conventionally, pepa mapoka mapoka: vakasindimara, svikiro uye nomucheka zviyo mapepa.

Zviyo Kukura anosarudza mhando basa iri sandpaper. Kunyora ruchatibatsira wake kusarudza.

Emery akaita basa iri rakaoma uye akanyorova vabatwe hukawanika nezvezvikwata zvose putty.

For siyana mhando basa rakashandiswa kusiyanisa zviyo uye hwaro sandpaper. Chichatara paneimwewo pabepa.

the sandpaper

N - Kunyora mudzimba zvigadzirwa (okuberekwa).

P - Kunyora kuti kupinza zvigadzirwa uye Kunyora itsva mudzimba zvigadzirwa.

Manufacturers kuti abudise nhumbi ekisipoti, shandisa rimwe chete munyika yose mwero pakunzi zviyo saizi.

Mune dzimwe inoti zviri Union yakaparara sandpaper, zvichiratidza kuti rapera chigadzirwa kugadzirwa Emery yaitwa maererano GOST (vekare).

Zvimwechete kuitika mu Canada, China, the US uye Japan, umo mudzimba musika inahwo pachake zviratidzo zvayo.

European Standard (GOST itsva) rinoreva kuwedzera netsika pamwe kudzikira zviyo saizi. Zvakakwana siyana munyika idzi segwapa pamwe sandpaper.

Standard, Somuenzaniso, zvakagadzirirwa kuti tsika dziri nekusiyana, shoma kudzikira zviyo saizi.

misiyano izvi hazvigoni kungotariswa kana kutenga hasha zvigadzirwa munharaunda yaimbova Soviet Union, sezvo Musiyano uyu zvinogona kuzviwanira zvakaipa zvinhu.

Zvinofanira kucherechedzwa kuti kupinza bepa kakawanda inotengeswa zvigadzirwa, uye mudzimba - mune mabhanzi, uye vakatengesa mita kwayo.

Kana bepa inoshandiswa muupenyu hwezuva nezuva, hazvina zvakakodzera kuyeuka mavara. Zvinokosha chete kuziva kuti yekare Kunyora ane tsamba H mushure nhamba, uye pamwe chete netsamba P pamberi nhamba itsva.

Pazuva neizvi divi bepa, pane zvimwe zvinzvimbo. Vanogona kuwana mamwe mashoko pamusoro sandpaper: zvakavakirwa, mabikirwo okuwana, mhando dzose hasha chezviyo zvokunyama, mhando namira, etc ...

Zvino kuti munoziva zvakataurwa sandpaper. Chichatara? With izvozvo, iwe, zvakare, akanzwisisa. Zvazvinosarira kuti dai zvose chinonhuwira uye zvibereko basa.