Annealing in Vermiculite - Bladesmith's Forum Board
2007年11月1日 · The vermiculite did work well when I used to use it, especially sandwiched between a couple of heated bars of steel like Alan mentioned. It was my experience though that the coarser light colored vermiculite, hard to find these days, seemd to work better than the finer brown vermiculite more common now.
Vermiculite..........where and what to buy? - Metallurgy and other ...
2019年11月4日 · Good idea. When I used to anneal 10XX steels I usually preheated the vermiculite, and then put the blade in there with a larger hot bar at the same time. Sandwich a file between two bars of 3/8 x 1 mild, heat to bright orange, then jam it in the preheated vermiculite. Buttery soft the next day! Probably had terrible grain growth, though.
Propagation:Vermiculite vs perlite - Dave's Garden
2008年12月7日 · It seems to me that vermiculite (fine grade) is best for seeds and has the wonderful property of totally eliminating damping off without the need to spend time and energy in sterilising the compost. My method is - for non-crevice plants - basic mix 1 part each peat, vermicompost, fine vermiculite, sand. On this I put ½" of fine vermiculite.
Vermiculite - Beginners Place - Bladesmith's Forum Board
2010年3月17日 · I prefer pearlite to vermiculite due to the latter being able to absorb water from the air, just like the wood ash. As far as an acid for etching suppliers, try googling art etching supplies or see if an art store near you can help you out. If the volume of acid is dilute enough and in a small enough, then there are not any special handling ...
Vermiculite versus Perlite? - Bladesmith's Forum Board
2007年4月3日 · I cannot find vermiculite to save my life right now, so I found some perlite at Wal-Mart it has volcanic ash in it and some other thing that slips me right now. So has any one ever used it to anneal a blade. Ed Cafferty in his knife making vid, uses vermiculite, to cool a blade over 12 hours to make it dead soft.
4 Little Used Soil Amendments that Make a Big Difference - Dave's …
2022年8月20日 · We all know about compost, vermiculite and minerals such as lime and potassium, however there are some little-known options that you can use to improve the health and structure of your container and in-ground growing mediums that are available that will give your garden a great boost. Bat guano improves your soil
Organic Gardening:Vermiculite vs. Perlite - Dave's Garden
2012年7月12日 · I use fine vermiculite to avoid (totally) damping off of seedlings. I used to have huge loss of seedlings to damping off but since using ½-1" of vermiculite as the growing medium over the compost, I have not lost a single seedling to the infection. My big beef is that garden centres tend to massively overcharge for small volumes of vermiculite.
Benefits of Peat Moss as Part of a Soil Mix - Dave's Garden
2019年3月1日 · An excellent sample of a garden mix that will combine aeration, nutrients, and a good texture is 1/3 sphagnum peat moss, 1/3 vermiculite, and 1/3 compost. This ratio creates a balanced pH that combines all of the positive qualities listed above with some material that will keep water moving through the potting mix while retaining nutrients and ...
Bulk Vermiculite/Perlite in Houston? - Dave's Garden
2006年1月19日 · Hey all where do you buy bulk sizes of vermiculite and/or perlite in Houston. The best I can find are the ...
Can you Substitute Pearlite for Vermiculite? - Metallurgy and other ...
2005年7月7日 · I also think that the vermiculite would be the better insulator of the two. I have also often heard of light powders, like MgO (lime), ash, and even cement powder being used. Have aslo thought obout using refractory wool - I have seen a table that shows it is a way better insulator than pearlite and powdered MgO at least.