Muhammad Waqas Khalid

6 Questions 10 Answers 0 Followers

Questions related from Muhammad Waqas Khalid

How much Alumina and PVA binder should be used in aqueous tape casting of fine alumina (500 nm)?

I want to make slurry for aqueous tape casting of alumina (500 nm avg. particle size) using PVA binder and PEG plasticizer, but I am not being able to optimize the contents. 1. In what quantity...

26 April 2021 816 4 View

Is line-intercept method using ImageJ correct way to find grain size from microstructure of a "porous" sample?

Usually I measure grain size of my dense ceramic samples from SEM microstructures using ImageJ by line-intercept method. But now I have a range of samples with 90 to 94% density. The SEM images...

14 October 2020 5,518 4 View

What mold releasing agent is recommended for slip casting of alumina slurry using gypsum mold?

Can you please tell what releasing agent should i use for gypsum mold for slip casting, and how to use?

25 August 2020 2,399 9 View

Are simple geometric cheap plaster of paris molds commercially available for academic slip casting purpose? Can a mold be reused several times?

I have recently started working on slip casting. I couldn't find the plaster of paris molds in the market where I could search for laboratory scale slip casting. Plus I have read in papers they...

25 March 2020 2,389 3 View

In sintering kinetics of a powder compact, should i use shrinkage as dL/Lo (unitless), or should i calculate its percentage, and how?

In papers, shrinkage during sintering is mentioned in percentage. What is the reason for it, and how to calculate the percentage? And please also tell how to calculate activation energy of...

12 December 2018 9,725 3 View

Does anyone have pdf of ASTM C1161-18 standard for flexural strength of ceramics at ambient temperature?

If you have, please send me at [email protected] Thank you.

12 September 2018 8,449 1 View