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RAJINDER PRASAD SHARMA

India
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Expertise

Questions that i can answer:- 1-sand casting of cast iron,S.G. iron,steel and aluminium alloys 2-Gravity die casting of aluminium 3-Low pressure die casting of aluminium 4-High pressure die casting of aluminium 5-Failure analysis of ferrous and non-ferrous castings Questions that i can`t answer:- 1-testing of iron and steel 2-Problem related to welding 3-Problems related to corrosion 4-Amorphous metals,rubbers,nylon,plastics and plastic moulding

Experience in the area

1-Sand casting and ferrous and non-ferrous alloys 2-Gravity die casting,low pressure die casting,high pressure die casting of aluminium alloys.With a specialisation in auto-mobile components castings. 3-Alloy steel making on arc furnace,AOD,VOD,Con-cast root of alloy steel making. I have been working as Foundry man since last 27 years.

Organizations

Hindustan motors Ltd.

Education/Credentials

I am a Metallurgical Engineer graduated from National institute of Technology,warangal(India) in 1984 and in 1991 i completed my masters degree in business administration(M.B.A.) from Institute of Management Technology,Ghaziabad(India).

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    K = Knowledgeability    C = Clarity of Response    P = Politeness
UserDateKCPComments
sam07/05/16101010 
AB 12/21/15101010 
AB 12/21/15101010Thanks
AB12/19/15101010 
AB10/31/15101010 

Recent Answers from RAJINDER PRASAD SHARMA

2016-06-30 query formwork:

Dear Sir,    Best way is to cast a cylindrical shape in S.G.Iron with ribs on outer surface. First you need to make a wooden pattern and then search some iron casting foundry.Life will be very much as

2016-03-29 Follow up questions:

Dear John,    Really sorry, please add a zero after decimal point in case of chromium wherever I mentioned it during our discussion.       In general, entrapment of the sludge into the mold cavity has

2016-03-28 Shrinkage defect:

Dear John,    Fact remains you were near to root cause and you have constraints in aluminium purchase.Had it been a pressure die casting, recycled alloys work well but in case of GDC or LPDC, it may or

2016-03-27 Shrinkage defect:

Dear John,    Zinc and iron levels are very high.It seems you are using recycled scrap alloys in this application.I would like to suggest you few tips (as I had manufactured cylinder heads and blocks for

2016-03-24 Shrinkage defect:

Dear Mr. John,    Hi! it is my great pleasure for offering me an opportunity which fits in my expertise.    Lets understand what chromium does in aluminium alloys:   1) It forms brittle alpha-Alx(Fe, Mn

 

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