Glass core
3 Silver plate + 4 Sulfur + 100 Molten glass → 1 Glass core
Compatible machines Glassworks MK 01 · Glassworks MK 02 · Glassworks MK 03 · Glassworks MK 04.
Research tier pY science pack 2. Fine electronics
3.5 base seconds per batch. Fractional outputs are average yields.