Talc dutse tare da musamman Properties

Daga cikin ma'adanai sukan sami irin kaddarorin ne a high bukatar ba kawai a cikin masana'antu, amma kuma a magani da kuma kayan shafawa. Wadannan sun hada da wani talc. Wannan dutsen da aka ba da aka sani a matsayin ma'adinai, da kuma yadda wani foda yara.

Oddly, amma a yanayi shi ne watakila na biyu ya fi na kowa bayan da ma'adini kankara. Ya kamata a lura da cewa talcum - dutse kawai a cikin m-grained iri, mafi fiye da ake kira soapstone.

Its launi dabam daga kore zuwa tsarki da fari, ko da kuwa da launi shi ne sananne ga ta pearly Sheen. Shi ne sosai m taba da kuma bada alama na lubricity. Bisa ga Mohs taurin aka kimanta a matsayin "1" (m).

Kamar yadda muka sani shi - yana da m m foda, wanda aka kira "talc". Wannan dutsen da aka yadu rarraba saboda yanayin da samuwar binciken kasa fairly misali.

Magana kimiyance, ta sinadaran sunan - m magnesium metasilicate H2Mg3 (SiO3) 4. Crystallization daukan wuri a ta rhombic ko monoclinic irin. A yanayi, a samu a wani ganye-dimbin yawa ko granular tsarin.

Daga cikin ma'aunan kasa ra'ayi, talc - a sakandare ma'adinai da aka kafa bayan da sinadaran canji bezalyuminievyh magnesium silicates. Sau da yawa irin wannan metamorphosis shigarsu amphibole ko pyroxene.

Sau da yawa sosai, a cikin bayyanar da shi zai iya zama rude da "iyaye", kamar yadda cikakken rike ta crystalline tsari, dabam-dabam ne kawai a cikin sinadaran abun da ke ciki.

The sosai guda talc, wanda photo ne a cikin takarda, mai daraja saboda ta launi: da whiter shi ne, da mafi in bukatar kayan. Ya kamata a lura da cewa masana'antu shafi kawai minti talc, da kyau ingancin ƙasa.

Ba na zaton idan wannan abu da aka samu a hali kawai a daya nau'i. Akwai da dama daga cikin jinsunan bambanta da yawa a cikin su sinadaran abun da ke ciki da kuma jiki Properties:

• Minnesotaite (shi ya ƙunshi har zuwa 50% na baƙin ƙarfe).
• Villemseit (ya hada da nickel).
• Steatite (wanda aka sau da yawa ake kira wen), halin da wani musamman m da kuma ɗamfarar jũna.
• Malaga. Ba kamar da wanda ya riga, shi ne mai matukar lafiya fiber.
• Manzon Allah Sallallahu talc: mafi kyau irin, cikinsa da daraja fari.

Mafi yawa daga talc mined a Amurka. A babban kundin wannan irin da aka ɓullo da a Brazil, South Korea, Japan da kuma Rasha.

To yaya za ka yi amfani da talcum foda? Wannan dutse da aka amfani da wani foda, "spacers" tsakanin roba abubuwa, kamar yadda wani filler, da kuma ne yadu amfani da turare don ƙirƙirar sabon iri na foda.

Kawai shi ne mafi kusantar ga halittar mafi kyau misalai na irin wannan kayan shafa. Af, yi amfani ne kawai da masu sana'a Teloli 'alli', wanda dogara ne a kan dukkan guda talc. A masana'antu ne lafiya ta iri suna amfani a yi na lantarki insulators.

Af, nawa ne talc? Don kwanan wata, farashin ne game 1000 Roubaud da kilogram na high quality milled abu.