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Anonymous Poster

Coating of MS Blade

11/11/2007 12:39 PM

Dear Sir

I from india and working in a Chemical Manufacturing company,we have phase a major problem of metal wear out from the blade.

Operating condition

Temp.180 deg centigrade

Chemical used :caustic with iso-bromeal acetate

please advice me which type of coating should we used so that less wear out is there

and also give the coast of that coating material.

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Commentator

Join Date: Apr 2007
Location: Montreal, Canada
Posts: 56
#1

Re: Coating of MS Blade

11/11/2007 8:16 PM

Hello Sir,

I need more detail before doing any suggestions. Starting with :

1-type of metal and thickness of the blade?

2-RPM and type of blade How long blending or mixing?

3 beside thermal shock any physical shock? Pressure tank or not? physical factor abrasion, impact, velocity, vicosity

4-concentration of the chemical and all chemical involve in the process... is this constant immersion or batch to batch ?

5-Cleaning procedure

you can send me (private) information on my business e-mail but first reply in my Madmax's mailbox... if you want...

Vinyl ester can provide excellent chemical resistance but Teflon coating can help reducing shear on the blade... some phenolic coating with special agent are capable of high abrasive resistance... it's a question of selecting the right product for your type of problem...

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Guru
Canada - Member - Toronto, Ontario (South Parkdale On The Lakeshore) Engineering Fields - Marine Engineering - Great Lakes School Of Marine Technology (Owen Sound and Port Colbourne) Technical Fields - Architecture - Private Practice 1976-1990 Technical Fields - Education - Toronto Teachers' College 1971 Technical Fields - Marketing/Advertising - Founding Member Hobbies - Hunting - Founding Member Hobbies - Target Shooting - Founding Member

Join Date: Mar 2006
Location: Toronto Ontario Canada
Posts: 1265
Good Answers: 14
#6
In reply to #1

Re: Coating of MS Blade

11/12/2007 1:40 PM

Hi, Madmax1997!

Your questions are exactly the same as the ones that occurred to me as I read the intial post. Thanks. I didn't have to ask them.

So if the initial poster sends you all that data privately, and you respond privately, where does that leave those of us who would like to read those responses?

The old saying is "If you've got it, flaunt it!"

And this time, you nailed it.

If you get my drift...

Mark

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Commentator

Join Date: Apr 2007
Location: Montreal, Canada
Posts: 56
#7
In reply to #6

Re: Coating of MS Blade

11/12/2007 2:43 PM

Hello Handyman.

By private informations I means process or fabrication process ( and of course his name and company) which has nothing to do with the coatings application. Don't forget it's an anonymous forum and and guest... I am a paint formulator... I won't give you my formula so you can copy and put them on the market... . Generally speaking I am willing (and I did on previous posts)to share general information that can be helpful to everybody...

If you got question regarding coating and want to ask (in private or not)I will be please to answer them (if I know the answer of course!) the way you want. I usually don't post for just the fun of posting... . This is a more challenging problem that it seems. I may not have a solution for him... this time.

Regards,

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Power-User

Join Date: Apr 2007
Posts: 319
Good Answers: 4
#2

Re: Coating of MS Blade

11/12/2007 7:13 AM

Hi

I am Sisira Amarasekara from Sri Lanka.

I think Belzona should be able to solve your problem. I know Belzona has an agent in India Nico Engg head office in Kolkata. I know they also have branch offices in Chennai & Mumbai.

Please talk to them. They should be able to help you.

__________________
sisira
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Power-User

Join Date: Nov 2006
Posts: 103
Good Answers: 1
#3

Re: Coating of MS Blade

11/12/2007 9:14 AM

Sorry for your knowledge of the English language. It hurts me, I always thought that we Indians were very good in this language as most of the time in the Spelling Bee contest we have Indian kids getting the honors, but I think, I was wrong.

Please, when you post something for public comments, check your spelling and words and do not let the World laugh at you

vshwn7@aol.com

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Guru
Canada - Member - Toronto, Ontario (South Parkdale On The Lakeshore) Engineering Fields - Marine Engineering - Great Lakes School Of Marine Technology (Owen Sound and Port Colbourne) Technical Fields - Architecture - Private Practice 1976-1990 Technical Fields - Education - Toronto Teachers' College 1971 Technical Fields - Marketing/Advertising - Founding Member Hobbies - Hunting - Founding Member Hobbies - Target Shooting - Founding Member

Join Date: Mar 2006
Location: Toronto Ontario Canada
Posts: 1265
Good Answers: 14
#5
In reply to #3

Re: Coating of MS Blade

11/12/2007 1:33 PM

Hi, vishmayor!

This criticism often pokes its head up in CR4.

Having been born in an English-speaking country and having had a father who was an English teacher, I personally revise my comments to conform to what I consider to be proper usage before posting them.

In this forum, however, there are persons from all over the world who express themselves in English with varying degrees of capability; and that variance in capability includes those who have been born and raised in English-speaking countries. Colloquialisms and questionable spelling and grammar practices abound. In some instances, even persons raised in an English-speaking country, or with long residence there, are not comfortable with English because they live in enclaves of persons speaking another language and have little practical use for it.

The criterion in here is not ever how well the blogger expresses his knowledge of the English language. This is an engineering website, with a golden opportunity for engineers of all different stripes to learn and share their expertise with one another.

There is thus no requirement here for excellent English language capabilities. What would happen if we asked those whose English language skills are not good to cease posting? What would happen if we asked those who typed their responses as their thought processes were motoring along while the words appeared on the page with typos, bad spelling, apparent non-sequiters of thought, and confusing grammar to just stay out of it?

Who would be the losers then? Where is then the relevance of good grammar and spelling?

My own criterion is to try my best to understand what is being said/asked; and if I have key questions to ask for my own clarification, I ask them. (Most of the time, somebody else beats me to the punch and has already asked them.)

I choose to not criticize a non-English speaker for doing me the enormous favour of using the language that I use every day to share his/her engineering thoughts/questions/expertise with me, because, God forbid, he/she might listen to me (although that event has never yet happened to me on this website for some strange reason ). and cease to post. I want those posts!

All the best,

Mark

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Commentator

Join Date: Apr 2007
Location: Montreal, Canada
Posts: 56
#8
In reply to #5

Re: Coating of MS Blade

11/12/2007 2:58 PM

Hello Handyman,

I totally agree with you, I am French Canadian, my English is not too bad (I hope) but far from perfect.... I like to read posts for all over the world... and often on topics I got no clue of what they are talking about! . A day without learning anything is a day wasted!

The only thing I wish to see changing here would be: to post you should register or at least use a nickname at the end of their message... otherwise keep it open to everybody...

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Power-User

Join Date: Feb 2007
Posts: 273
Good Answers: 3
#4

Re: Coating of MS Blade

11/12/2007 9:21 AM

Why not think about this and solve it on your own?

You have a chemical that is eating your mixing blade.

What material is used in the containers for this chemical?

Do you think that if the mixing blade was made of this material or coated with it, that the blade might last longer?

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Madmax1997 (3); MarkTheHandyman (2); prbarry (1); Sisira (1); vishmayor (1)

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