Question

Which of the following is a glass forming technique?

(a) Powder pressing

(b) Hydro-plastic forming

(c) Slip casting

(d) Fiber forming

The question was asked during an interview.

I need to ask this question from Ceramic Formation & Clay Ceramics topic in division Composite & Ceramic Materials of Engineering Material & Metallurgy

Answer 1

Right option is (d) Fiber forming

To explain I would say: Glass forming is done by heating the raw materials to elevated temperatures. The common glass forming techniques are Pressing, Blowing, Drawing, and Fiber forming. Glass forming operation does not require drying and firing of the materials.