Joe Street wrote: > I am interested in the pics. What is magnesol exactly?
good question: MAGNESOL - (DP - 45) MAGNESIUM SILICATE, not much different than talc. but MAGNESOL® is based on a linear polyester imide resin. I suspect you want the former, not the latter. Also I just > wanted to say FYI when you talk about crystal clarity it is anecdotal of > course and DOES only give some info about particulate or emulsified > contamination. A great way to detect very small levels of this type of > contamination is to put a sample into a glass jar and in a darkened room > shine a laser (pointer) through the BD. The beam should not be visible > in the liquid. Note that this tells you nothing about trigliceride > levels or methanol contamination but water content will give an > indication above a certain level. > Can magnesol be used to pretreat feedstock and be left in to settle out > with the byproduct? > > Joe > > Chris Bennett wrote: > >> Been having a play with a bag of Magnesol this week with impressive >> resuts. I made a sample batch of diesel, went over the top with the lye >> by about 2 grams per litre. I added the magnesol powder to the finished, >> seperated diesel and mixed for about 5 minuites. I removed the magnesol >> by filtering thru coffee filters several times (it was quite difficult >> to get it all out without a fine enough filter). The result is crystal >> clear biodiesel. I mean CRYSTAL clear, much better than I have EVER been >> able to get with water washing. Adding water to the diesel yields quick >> seperation, clarity is still 100% and the wash water is perfectly clear. >> 10grams per litre of magnesol has removed EVERY trace of soap and >> contaminants. Lets just say I will no longer be water washing. >> The next experiment was based on the claims that magnesol neutralises >> FFA. I got 2 samples of WVO and filtered them. One 250ml sample was >> treated with about 1.5g of magnesol and mixed for abut 10 minuites. The >> magnesol was filtered out of the sample. BOTH samples were processed as >> new oil with 3.5g lye per litre and 250ml meth per litre. After >> seperation and cooling the pretreated sample is clear, and the byproduct >> is a redish colour. The untreated sample shows an uncomplete reaction >> and a very dark nearly black byproduct. I have yet to try water washing >> these samples. It appears that the magnesol pretreatment has removed the >> ffa content and then the oil has been able to be processed as new oil. >> It should be quite easy to integrate into a process by adding an >> arbitrary amount of magnesol to the feedstock and mixing, PH >> measurements will tell you if more needs to be added. >> >> The waste magnesol, according to manufactutrers literature, can be >> composted, put into landfill, and even used as animal feed. The magnesol >> washing could be integrated into a semi continuous process easily, which >> is why I am looking at it. Another comment is that when using it for >> washing biodiesel it also seems to remove colour and odour from the >> biodesel. The magnesol washed samples are always paler than the water >> washed samples. >> >> If the used magnesol is put into water it instantly goes cramy white, as >> it gives up the soaps etc that it has absorbed. >> >> Kieth, if you are interested I have some photos of the different samples >> tested and washed. Maybe you could incorporate something aout it into >> the JTF page? If anyone wants these photos emailed let me know! I was >> impressed. >> >> Chris Bennett >> >> >> _______________________________________________ >> Biofuel mailing list >> Biofuel@sustainablelists.org >> http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org >> >> Biofuel at Journey to Forever: >> http://journeytoforever.org/biofuel.html >> >> Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): >> http://www.mail-archive.com/biofuel@sustainablelists.org/ >> >> > > > _______________________________________________ > Biofuel mailing list > Biofuel@sustainablelists.org > http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): > http://www.mail-archive.com/biofuel@sustainablelists.org/ > > > > > -- Bob Allen http://ozarker.org/bob "Science is what we have learned about how to keep from fooling ourselves" - Richard Feynman _______________________________________________ Biofuel mailing list Biofuel@sustainablelists.org http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): http://www.mail-archive.com/biofuel@sustainablelists.org/
