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Material Science HW2

Material Science HW2. Glass( 유리 ). 2009012176 박성규 Mechanical Engineering GNU. Glass. ▶ The most common raw materials of glass is silica sand. (Sio2) ▶ Na2Co3( 소다회 ), CaCo3 ( 석회석 )…. ▶ Transparent( 투명성 ) and beautiful. ▶ Transparency, durability, not harmful to people

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Material Science HW2

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  1. Material Science HW2 Glass(유리) 2009012176 박성규 Mechanical Engineering GNU

  2. Glass ▶The most common raw materials of glass is silica sand. (Sio2) ▶Na2Co3(소다회), CaCo3 (석회석)…. ▶Transparent(투명성) and beautiful. ▶ Transparency, durability, not harmful to people ▶ Supercooled liquid(과냉각액체) state Transparent and beautiful Sio2

  3. Products Common glass Tempered glass Lead oxide glass In addition, More than 100 kinds ofglass is used in the real life.

  4. Merits & Disadvantages Merits Disadvantages brittle.(깨지기 쉽다) Passes a bad light. Expensive • Transparency • Good light, heat transmittance.(열 투과율) • Workability(가공성) is good • Insulating effect(보온 효과) • Easy to recycle. • Finally, the glass is an indispensable raw material to us.

  5. THANKS FOR LISTENING TO MY PRESENTATION.

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