Vinay Khandelwal

6 Questions 4 Answers 0 Followers

Questions related from Vinay Khandelwal

GPPS/Glass fiber composite?

I am preparing general purpose polystyrene (GPPS) glass fiber composite. I want to know what coupling agent can be used and what glass fiber grade would be suitable for GPPS

18 March 2024 8,510 1 View

Determination Melt strength of polymer?

I want to determine the melt strength of a molten polymer. We only have parallel plate rheometer to determine the rheology. Is it possible to measure the melt strength through rheometer and is...

09 November 2023 8,825 1 View

Biodegradation of natural fiber polymer composite?

I have prepared natural fiber reinforced polyolefin composite for which methane emission has to be estimated once it lands to landfill after completing the service life. Is there any article which...

14 June 2021 10,017 2 View

What is the difference between four probe and two probe conductivity measurement methods for low conducting epoxy sample)

I have very low conducting epoxy composite sample, conductivity in the range of 10^-6 to 10^-10 S/cm. I want to know what would be difference in the result if conductivity is measured using four...

15 July 2015 9,334 3 View

What is the correction factor of four probe conductivity of circular sample with diameter of 12.4 mm?

I have to conduct four point probe conductivity measurement on a epoxy sample of dia 12.4 mm and 0.5 mm thickness. What would be the correction factor which has to be multiplied with the...

21 May 2015 8,408 4 View

What happens to the shape and size of a piece of mild steel when it is heated repeatedly at a temperature of 140-150°C?

I am using a commercial mild steel plate which is not heat treated. Plate is required to be heated at around 150°C for couple of hours repeatedly.

11 September 2014 8,262 4 View