abstract |
Scaly glass of the present invention, the composition of the glass is represented by mass%, 60 <SiO 2 ≤65, 8≤ Al 2 0 3 ≤15, 47≤ (SiO 2 -Al 2 0 3) ≤57, 1≤ MgO ≤5, 18≤ CaO ≤30, 0≤ Li 2 O ≤4, 0 <(Li 2 O + Na 2 O + K 2 O) ≤4, 0≤ TiO contains ingredients of 2 ≤5, B 2 O 3 , F, ZnO, BaO, SrO, and ZrO 2 are substantially not contained. |