How can i bond castable polyurethane with brass?

More Ammar Hasan Asghar's questions See All

Why Do TDS and EC Increase with Larger Wastewater Volumes, While BOD and COD Decrease?

I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...

09 August 2024 9,621 0 View

How to enrich pig excreta for increasing nutrient quality organically ?

Pig slurry is rich in major and minor nutrients. Is there any way to improve / Enrich its manure quality to be used in agriculture organically ? please share your knowledge.

09 August 2024 5,605 2 View

Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 269 3 View

Unusual intensity drop in some sections of chromatograms in DDA?

Hi, we have measured tryptic peptides using both DDA and DIA method on QExactive. In DDA replicates i saw unusual intensity drops occurring at the same sections of chromatograms in DDA replicates...

07 August 2024 3,218 4 View

Leaf area of tomato ?

Hi How can this equation Ln(LA) = 1.038 + 0.89 ln(X) be applied to calculate the leaf area of a tomato? Can you explain with an example and what is the substitution of Ln and ln?

06 August 2024 2,508 2 View

Why did the authors extrapolate a phenotype that they experimentally proved in one bacterial strain across the whole genus of the organism?

I aim to be as skeptical as possible regarding whether a pair of orthologous genes results in the same phenotype in their different but related bacterial organisms under similar environmental...

05 August 2024 6,787 4 View

How to preform densitometry on SDS-page bands?

I ran a SDS-page of a bacterial lysate and I want to quantify protein concentration in a specific band. I was thinking of using a standards ladder or make some standards are different...

05 August 2024 9,805 3 View

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds?

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds

04 August 2024 3,019 3 View

Which solvent is better to dissolve with secondary metabolites extracted from fungi?

I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...

03 August 2024 4,725 2 View

What are the limitations and challenges of using machine learning for predicting concrete compressive strength in practical applications?

Machine learning (ML) has shown great potential in predicting the compressive strength of concrete, an important property for structural engineering. However, its practical application comes with...

03 August 2024 2,546 2 View

Should I include H atom into C3N5 when i am doing DFT modelling?

Hi all, my experimental XPS results shown that my C3N5 sample consists of N-H bond, hence in this case I should incorporate the N-H bond into my DFT modelling. However, I do notice several papers...

07 August 2024 8,414 2 View

What is the principle/mechanism behind aging of carbon (graphite) containing refractory mix for isostatically pressed refractories?

The resin bonded carbon containing refractories are aged before use. How time of aging is determined? And mechanism behind aging.

23 July 2024 3,205 0 View

Can Langmuir constant related to bonding energy (Kl) and Freundlich exponent (1/n) indicative of ads intensity show opposite trends with temperature?

The adsorbate is Arsenic and the adsorbent is a soil

18 July 2024 332 8 View

How to create parameter and coordinate files for ligand in amber when FATAL error (maybe due to duplicate bond specifications) happens?

Hello, I'm trying to create parameter and coordinate files for a drug (PRG-A01) found on the following page: http://www.probechem.com/products_PRG-A01.html I used the guide made by Michael...

17 July 2024 3,472 3 View

Can anyone suggest what amount of powder I have to disperse in the solvent for taking the FTIR spectra?

I have to compare the FTIR of the two samples, one is in powder form and other one is the powder dispersed in IPA or water. Both are same material, so how the bond will change

09 July 2024 8,011 2 View

Glycerol/serinol hplc separation?

Bonjour, j'ai une question si quelqu'un a une réponse. J'ai une colonne Uptisphere Strategy 100 Å Bonding HILIC-HIT avec une taille de particules de 3 µm et une longueur de 100 mm. Je n'arrive pas...

24 June 2024 7,201 1 View

How to achieve optimal bonding strength at the wire-bonding process?

Hello everyone, without going too much into details, my thesis is about improving the bonding strength at the wire bonding process. I should focus on laser pretreatment of the substrate. Has...

17 June 2024 366 1 View

How do impact investing and sustainability-linked bonds affect the cost of capital and financial performance?

capital and finance

17 June 2024 8,212 1 View

What surface modification procedures can be employed to enhance the interfacial bonding between the resin matrix and filler particles in dental compo?

What surface modification procedures can be employed to enhance the interfacial bonding between the resin matrix and filler particles in dental composites?

12 June 2024 9,363 1 View

As an etch process engineer, which books would be helpful for work?

Hello, I am an engineer who deals with etching processes. I'm trying to study the etching process and would like to ask which book would be good to study. I graduated from the Electronics...

05 June 2024 4,977 2 View

Abdelkader BOUAZIZ

Dear Ammar Hasan Asghar, it is very important to select the right primer adhesion promoter. The following utube video and the attached file give more information. My Regards

https://youtu.be/lxQYfjoZr_w

Doufnoune RACHIDA Rachida

Hi;

Please see the link below:

https://www.permabond.com/materials_bonded/how-to-bond-brass-2/

With my best regards

Dear Ammar Hasan Asghar

Here is another very interesting link.

https://www.lord.com/products-and-solutions/adhesives/rubber-bonding/adhesion-science-rubber-metal-bonding

My regards