DENTALMATERIALG Telegram 623
๐ŸŒธ Other abarasive factor ๐ŸŒธ
โ–  Chalk ุงู‡ู… ูˆุงุญุฏ
โ€ข ู‡ุฐุง ู†ูˆุน ูŠุณุชุฎุฏู… ู ู…ุนุงุฌูŠู† ุงู„ุงุณู†ุงู† dentifrices .
โ€ข ุงู„ chalk ุงุณู… ุนู„ู„ู…ูŠ ุทุจุงุดูŠุฑ ูˆ ุงุณู…ู‡ ุซุงู†ูŠ calcium carbonate ูŠุฏูŠุฑูˆ ุจูŠู‡ polishing ูุงู„ู…ุนุงุฌูŠู† .
โ–  Chromic oxide
โ€ข ู‡ุฐูŠ ูŠุฏูŠุฑูˆ ุจูŠู‡ุง polishing ู„ stainless steel ( ู…ู‡ู…ู‡ ) .
โ–  Zirconium silicate
โ€ข ุชุณุชุฎุฏู… ู ู…ุนุงุฌูŠู† ูˆู‚ุงุฆูŠู‡ ูˆ ูŠุฏูŠุฑูˆ ุจูŠู‡ุง strips ูˆ disc ูŠุณุงุนุฏู† ููŠ ุชู†ุนูŠูŠู… .
โ–  Cuttle
โ€ข ู…ุงุฏุฉ ูŠู†ุนู…ูˆ ุจูŠู‡ุง ูˆุชุณุชุฎุฑุฌ ู…ู† cuttlefish ุงู„ุญุจุงุฑุฑ ูˆูŠุฏูŠุฑูˆ ุจูŠู‡ุง polishing ู„ุจุนุถ ุงู„ุณุจุงุฆูƒ ูˆู„ูˆู†ู‡ุง ุงุจูŠุถุถ .

๐ŸŒธ Electrolytic polishing ๐ŸŒธ ุฌู‡ุงุฒ
โ€ข ุงู„ cobalt cromium ุงู‚ูˆูˆุง ุณุจูŠูƒู‡ ูˆุชุชู†ุนู… ุจุทุฑูŠู‚ุชูŠูŠู† ุŒ ุงู„ุงูˆู„ู‰ sandblasting ูˆุซุงู†ูŠู‡ ุจุงู„ ุฌู‡ุงุฒ ู‡ุฐุง ู…ุชุงุน ุฏุงุฆุฑุฉ ูƒู‡ุฑุจุงุฆูŠุฉ .
โ€ข ุทุฑูŠู‚ู‡ ุงู† ูŠุนู„ู‚ูˆ ุทุงู‚ู… ู…ุนุฏู†ูŠ ู…ุซู„ุง ู anode ูˆูŠูˆู„ุนูˆ ุฏุงุฆุฑูŠุฉ ูƒู‡ุฑุจุงุฆูŠู‡ ู„ 6 ุฏู‚ุงูŠู‚ ุชุญุทู‡ ู ู…ุญู„ูˆู„ .
โ€ข ุงุณู… ู…ุญู„ูˆูˆู„ ุงู„ูŠ ูŠุญุทูˆ ููŠู‡ orthophosphoric acid ู†ุณุจุชู‡ 85% ูˆุงู„ุญุฑุงุฑุฉ ู„ ู†ุณุฎู† ููŠู‡ุง ู…ุญู„ูˆูˆู„ ยฐ54C ูŠู†ุนู…ู… ู…ุฑุงุช ูŠุณุฃู„ูˆ ููŠูŠู‡ .

๐ŸŒธ Dentifrices ๐ŸŒธ
โ€ข ู…ุนู†ุงู‡ุง ุงูŠ ุดูŠุก ู†ุญูƒูˆ ุจูŠู‡ ุงู„ุงุณู†ุงู† ุฒูŠ ุงู„ paste ู…ุนุฌูˆู† ุงูˆ gel ุงูˆ powder .
โ€ข ูˆุธูŠูุฉ ู…ุนุงุฌูŠู† ูŠู†ุธูู† ุงู„ุงุณู†ุงู† ูˆูŠู†ุนู…ู† ุงู„ุณุทุญ .
โ€ข ู†ุณุชุฎุฏู…ูˆ ู ูุฑุดุฉ ุงู„ุงุณู†ุงู† toothbrush ุนุดุงู† ู†ู‚ู„ู„ูˆ ุชุณูˆุณ ูˆู†ุญุงูุธูˆ ุน gingiva ูˆู†ู‚ู„ู„ูˆ ุฑุงุฆุญุฉ ุงู„ูู… .

๐ŸŒธ Function of Dentifrice ๐ŸŒธ
1 ุนุดุงู† ู†ุญูˆู„ูˆ ุทุจู‚ู‡ ุจูŠุถุงุก ุนู„ู‰ ุณู† ุงุณู…ู‡ุง blaque ูˆ ู†ุญูˆู„ูˆ ุจู‚ุงูŠุง ุทุนุงู… ูˆ ุงู„ stains .
2 ูŠุฎููู† ุงู„ุงุญู…ุงุถ ู„ุงู† ู†ุฎุงููˆ ุน ุงู„ุงุณู†ุงู† ู…ู† ุงู„ Acids ูˆู‡ุฐุง ูŠุทู„ุน ู…ู† ุชุฎู…ุฑุฑ ุงู„ุจูƒุชูŠุฑูŠุง ู„ุฐู„ูƒ ู…ุนุงุฌูŠู† ูŠุฏูŠุฑู† dilute ูŠุฎููู† ูˆูŠุนุงุฏู„ู† ุจูƒุชูŠุฑูŠุง ูˆูŠู…ู†ุนู† ู†ุดุงุทู‡ุง
3 ู†ุญูˆู„ูˆ halitosis ุฑุงุฆุญู‡ ูƒุฑูŠู‡ุน ูˆ ุงู„ู…ุฐุงู‚ ุงู„ุณูŠุก .
4 ู…ุนุฌูˆู† ููŠู‡ fluride ูˆู‡ุฐุง ูŠู‚ู„ู„ ุญุณุงุณูŠู‡ ูˆุชุณูˆูˆุณ ูˆูŠุฏูŠุฑ ุงุนุงุฏุฉ ู…ุนุงุฏู† ู„ู„ุณู† .
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๐ŸŒธ Other abarasive factor ๐ŸŒธ
โ–  Chalk ุงู‡ู… ูˆุงุญุฏ
โ€ข ู‡ุฐุง ู†ูˆุน ูŠุณุชุฎุฏู… ู ู…ุนุงุฌูŠู† ุงู„ุงุณู†ุงู† dentifrices .
โ€ข ุงู„ chalk ุงุณู… ุนู„ู„ู…ูŠ ุทุจุงุดูŠุฑ ูˆ ุงุณู…ู‡ ุซุงู†ูŠ calcium carbonate ูŠุฏูŠุฑูˆ ุจูŠู‡ polishing ูุงู„ู…ุนุงุฌูŠู† .
โ–  Chromic oxide
โ€ข ู‡ุฐูŠ ูŠุฏูŠุฑูˆ ุจูŠู‡ุง polishing ู„ stainless steel ( ู…ู‡ู…ู‡ ) .
โ–  Zirconium silicate
โ€ข ุชุณุชุฎุฏู… ู ู…ุนุงุฌูŠู† ูˆู‚ุงุฆูŠู‡ ูˆ ูŠุฏูŠุฑูˆ ุจูŠู‡ุง strips ูˆ disc ูŠุณุงุนุฏู† ููŠ ุชู†ุนูŠูŠู… .
โ–  Cuttle
โ€ข ู…ุงุฏุฉ ูŠู†ุนู…ูˆ ุจูŠู‡ุง ูˆุชุณุชุฎุฑุฌ ู…ู† cuttlefish ุงู„ุญุจุงุฑุฑ ูˆูŠุฏูŠุฑูˆ ุจูŠู‡ุง polishing ู„ุจุนุถ ุงู„ุณุจุงุฆูƒ ูˆู„ูˆู†ู‡ุง ุงุจูŠุถุถ .

๐ŸŒธ Electrolytic polishing ๐ŸŒธ ุฌู‡ุงุฒ
โ€ข ุงู„ cobalt cromium ุงู‚ูˆูˆุง ุณุจูŠูƒู‡ ูˆุชุชู†ุนู… ุจุทุฑูŠู‚ุชูŠูŠู† ุŒ ุงู„ุงูˆู„ู‰ sandblasting ูˆุซุงู†ูŠู‡ ุจุงู„ ุฌู‡ุงุฒ ู‡ุฐุง ู…ุชุงุน ุฏุงุฆุฑุฉ ูƒู‡ุฑุจุงุฆูŠุฉ .
โ€ข ุทุฑูŠู‚ู‡ ุงู† ูŠุนู„ู‚ูˆ ุทุงู‚ู… ู…ุนุฏู†ูŠ ู…ุซู„ุง ู anode ูˆูŠูˆู„ุนูˆ ุฏุงุฆุฑูŠุฉ ูƒู‡ุฑุจุงุฆูŠู‡ ู„ 6 ุฏู‚ุงูŠู‚ ุชุญุทู‡ ู ู…ุญู„ูˆู„ .
โ€ข ุงุณู… ู…ุญู„ูˆูˆู„ ุงู„ูŠ ูŠุญุทูˆ ููŠู‡ orthophosphoric acid ู†ุณุจุชู‡ 85% ูˆุงู„ุญุฑุงุฑุฉ ู„ ู†ุณุฎู† ููŠู‡ุง ู…ุญู„ูˆูˆู„ ยฐ54C ูŠู†ุนู…ู… ู…ุฑุงุช ูŠุณุฃู„ูˆ ููŠูŠู‡ .

๐ŸŒธ Dentifrices ๐ŸŒธ
โ€ข ู…ุนู†ุงู‡ุง ุงูŠ ุดูŠุก ู†ุญูƒูˆ ุจูŠู‡ ุงู„ุงุณู†ุงู† ุฒูŠ ุงู„ paste ู…ุนุฌูˆู† ุงูˆ gel ุงูˆ powder .
โ€ข ูˆุธูŠูุฉ ู…ุนุงุฌูŠู† ูŠู†ุธูู† ุงู„ุงุณู†ุงู† ูˆูŠู†ุนู…ู† ุงู„ุณุทุญ .
โ€ข ู†ุณุชุฎุฏู…ูˆ ู ูุฑุดุฉ ุงู„ุงุณู†ุงู† toothbrush ุนุดุงู† ู†ู‚ู„ู„ูˆ ุชุณูˆุณ ูˆู†ุญุงูุธูˆ ุน gingiva ูˆู†ู‚ู„ู„ูˆ ุฑุงุฆุญุฉ ุงู„ูู… .

๐ŸŒธ Function of Dentifrice ๐ŸŒธ
1 ุนุดุงู† ู†ุญูˆู„ูˆ ุทุจู‚ู‡ ุจูŠุถุงุก ุนู„ู‰ ุณู† ุงุณู…ู‡ุง blaque ูˆ ู†ุญูˆู„ูˆ ุจู‚ุงูŠุง ุทุนุงู… ูˆ ุงู„ stains .
2 ูŠุฎููู† ุงู„ุงุญู…ุงุถ ู„ุงู† ู†ุฎุงููˆ ุน ุงู„ุงุณู†ุงู† ู…ู† ุงู„ Acids ูˆู‡ุฐุง ูŠุทู„ุน ู…ู† ุชุฎู…ุฑุฑ ุงู„ุจูƒุชูŠุฑูŠุง ู„ุฐู„ูƒ ู…ุนุงุฌูŠู† ูŠุฏูŠุฑู† dilute ูŠุฎููู† ูˆูŠุนุงุฏู„ู† ุจูƒุชูŠุฑูŠุง ูˆูŠู…ู†ุนู† ู†ุดุงุทู‡ุง
3 ู†ุญูˆู„ูˆ halitosis ุฑุงุฆุญู‡ ูƒุฑูŠู‡ุน ูˆ ุงู„ู…ุฐุงู‚ ุงู„ุณูŠุก .
4 ู…ุนุฌูˆู† ููŠู‡ fluride ูˆู‡ุฐุง ูŠู‚ู„ู„ ุญุณุงุณูŠู‡ ูˆุชุณูˆูˆุณ ูˆูŠุฏูŠุฑ ุงุนุงุฏุฉ ู…ุนุงุฏู† ู„ู„ุณู† .
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