Mohammed Boucherba

3 Questions 3 Answers 0 Followers

Questions related from Mohammed Boucherba

What is the difference between ultrasound or ultrasonic wave propagation in elastic and viscoelastic materials (concrete VS bituminous mixtures) ?

Good Morning, I am looking in NDT test such as ultrasound in bituminous mixtures, which is a special materials with viscoelastic behavior, this viscosity provide a delay between force applied and...

03 March 2019 7,063 3 View

In the cas of polymer modified bitumen which isn't stable is there anyway we can fabricate a cylindrical or rectangular one for DMA test for example ?

We are looking to get some rigid specimen rectangular for some bitumen test, but in our case our PMB specimen isn't stable so is there anyway we can get that without the risk of seperation between...

11 November 2017 3,009 1 View

Is there any differences between recycled and virgin HDPE used in the modification of bitumen?

I want to start my work by modification of the bitumen by using recycled HDPE, is there any difference to using virgin HDPE,l and what is the best percentage ?

11 November 2014 7,233 6 View