Porcelain · Secure

Higher feldspar content (70–85%) mixed with quartz and a small amount of kaolin for aesthetic translucency.

Proportions vary based on the intended use and firing temperature: Porcelain

Generally contains 25% kaolin, 45% quartz, and 30% feldspar, firing at lower temperatures. Higher feldspar content (70–85%) mixed with quartz and

Often reinforced with alumina or ball clay for extreme durability in commercial use. and 30% feldspar

The foundational ingredient. It provides structural integrity and maintains the white color at high temperatures.

Acts as a framework for the fired material, increasing mechanical strength and resistance to thermal shock.