The complete procedure of earning butane hash oil (BHO) is easy but very dangerous if done wrongly or with a novice. The easiest method I found to make dabs will be to ensure you pack you bud really tightly right into a glass tube before passing the gas although the tube. I typically grind about 20g of trimming and bud in a coffee grinder before I package it in the tube. This can help within the crystallization process of the buds and will allow more crystals to form within the glass container that catches the liquid.
The butane should evaporate fast once it hits the glass bowl as well as the end product will only function as butane hash oil left behind by which you are able to accumulate. I typically wait about 20 minutes before scraping the oil just so I know the butane has totally evaporated. You're able to set it in a vacuum chamber so that you can turn it into its wax form. I typically can squeeze about 1.5g of oil from this process using multiple washes.
I know individuals who make dabs through the use of isopropyl alcohol but I dont recommend it for a few reasons. First, it doesnt evaporate as swiftly since the butane and occasionally you may get oil. Second, using isopropyl alcohol makes the oil possess a funny flavor ultimately.
The best means to produce BHO is to utilize butane and make sure the butane canister safely and securely fits in to one end of the tube that you pack your buds or trim in.
It is wise to get it done if you want to smoke the cleanest wax ever, when you possess the means as well as the money to purchase a vacuum oven. Vacuum Ovens could be somewhat expensive especially for the good one and range from $1000 to $2500. Multiple websites such as Ebay.com sell used vacuum ovens which might be noticeably cheaper (ranging from $200-$1000). Vacuum Ovens allow for even temperature get a handle on at low temps. Chemical duty vacuum pumps enable an individual to add his residue created by pushing butane through cannabis, and roll up remaining butane so you might get rid of it. These types of pumps will not be harmed by the butane and will last a lot longer that other type of pumps. You can even make big batches of shatter using vacuum ovens instead of other vacuum procedures.
If you do not possess the cashflow to purchase a vacuum oven, I will suggest you at the very least make use of a glass vacuum desiccation chamber with a hot plate inside.