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Sulfur Extraction

05/19/2013 by Anonymous Poster
I am making fuel from organic and hydrocarbon material. The fuel we are producing has a Sulfur content of 0.8% wt and 0.9% wt respectively. Does anyon...
Views: 177, Comments: 8
Last comment 05/21/2013 by James Stewart
 

Refrigerant for Engine Power (Not Freon) for Solar Generator

05/17/2013 by 4wsilver
As part of a solar powered generator I am in the process of building an engine that will use a refrigerant as the working fluid. It will have a heated...
Pathfinder Tags: Freon Generator refrigerant solar
Views: 249, Comments: 32
Last comment 05/21/2013 by James Stewart
 

Maximum RPM for Drive Belt

05/17/2013 by az native
I was recomended by an engineer to use a rubber flat grooved drive belt [the same like in washing machines] to reduce 1;10 rpm. The engine's shaft ha...
Pathfinder Tags: rubber drive belt wear
Views: 319, Comments: 21
Last comment 05/18/2013 by dhayanandhan
 

Looking for a Non-Hygroscopic Elastomer with Water Absorption Rate Under ISO 62

05/06/2013 by niya2000007
Looking for a Non hygroscopic elastomer with water absorption rate under ISO 62 or ASTM D570 , HB ,shore A above 60 ,parts need to he pasted with stic...
Pathfinder Tags: elastomer Non hygroscopic water absorption rate
Views: 123, Comments: 4
Last comment 05/10/2013 by bioramani
 

Converting Specific Gravity to Milli-Siemens Conductivity

05/02/2013 by Thundherr
how do i convert 1.1556 specific gravity to milli-siemens? i have just grabbed a sample from a phosphoric acid tank, the specific gravity is 1.1556....
Pathfinder Tags: specific gravity to milliseimens
Views: 205, Comments: 8
Last comment 05/06/2013 by Thundherr
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Risk and Its Part In Engineering Failure

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Ever played the board game RISK? Even if you haven't, you've most likely heard of it. The game is aptly named because, regardless of the strategy im...
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09/27/2011 posted in Speaking of Precision
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Material Selection: Where Imitation is Not the Highest Form of Flattery

09/07/2011 posted in GEA's Global HVAC Technology Blog
by geanorm
Editor's Note: CR4 would like to thank PJ Sikorsky of GEA Consulting for contributing this blog entry. Imitation may be the highest form of flattery...
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Material Selection: The Times, They Are A-Changing

08/10/2011 posted in GEA's Global HVAC Technology Blog
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Editor's Note: CR4 would like to thank PJ Sikorsky for contributing this blog entry, which complements his last post about material selection. Contin...
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4 Types of Factors That Can Affect Whether Your Parts Rust

07/27/2011 posted in Speaking of Precision
by Milo
Yes, you put on rust preventive. Yet, some parts seem more prone to rust than others. Why do some parts rust more easily than others? PMPA membe...
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Last comment 07/31/2011 by Doorman

Cast Iron Is Not Cheaper Than Brains

07/19/2011 posted in GEA's Global HVAC Technology Blog
by geanorm
Editor's Note: CR4 would like to thank PJ Sikorsky, Metallurgical Consultant, for contributing this blog entry, which originally ran here. I can't b...
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Last comment 07/20/2011 by Spinco