"high purity quartz cone"

고 순수성 융합 쿼츠 콘 고 온도 저항 산업 정밀 톱니 각

1. Ultra-High Purity – Zero Contamination SiO₂ purity ≥ 99.99%, premium grades up to 99.999% Extremely low impurity content — no bubbles, no stones No devitrification, volatilization or slagging at high temperatures Material of choice for high-cleanliness processes in semiconductor and photovoltaic ...