De-Wax

1. Introduction to Inclusion Defects in Investment Casting 1.1. Why Should You Worry? India, the second largest investment casting manufacturer, produced over 1.5 Lakh tonnes of Investment castings in 2019, earning a revenue of 900 million dollars. Where as in the same year US produced

Steam charging must be rapid and uniform and air mixed with steam can reduce de-wax efficiency.

Shell should have good permeability. and thickness of the shell should be uniform.

Wax should have low specific heat and should exhibit low viscosity at De-waxing temperature.