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Advantages of short path distillation equipment

What is short path distillation?

Now that we have covered the entire process of distillation, let's focus on short path distillation, also known as molecular distillation. This is one of the most effective distillation methods for cannabinoids, with a final cannabis distillate purity of 99%. Short distillation is named because the hemp distillate only needs to travel a short distance between vaporization and condensation. This is usually only a few centimeters away. In other words, the vapor travels along a very short path.

What are the advantages of short path / molecular distillation?

Short path / molecular distillation has several distinct advantages, including:
The pressure remains low, resulting in a lower boiling point.
The operating / operating temperature remains low. This is below the boiling point at standard atmospheric pressure.
Due to the short distance between vaporization and condensation, the heating time is kept short (usually a few seconds).
High separation efficiency and high resolution, especially compared with traditional distillation methods.
Because the separation process is physical (which occurs at the molecular level), it is particularly easy to maintain high quality from the original extract.
Contaminants and contaminants are easily removed by vaporization and then collected by condensation.
Specific ingredient compounds can be collected separately (eg THC or CBD) and then recombined or sold separately.
The standard equipment/devices are small and compact and can be easily added to pre-existing extraction systems.
Therefore, this distillation method is particularly useful for separating a constituent compound of a heat-sensitive liquid or a solution having a high boiling point. Because this is a liquid-liquid separation method, cannabis producers can also use various extraction methods, as long as the raw material extract is a solution (in liquid form). Keep in mind that the small volume / molecular distillation process is best suited for small volume distillation. If the manufacturer wants to distill a larger volume or expand the scale of production, rubbed film distillation will be a better choice.

In the end, innovative extraction/distillation methods offer bright prospects for hemp products. By using a precise distillation method that preserves the purity and structure of the original extract while selectively removing various ingredients, cannabis producers can reorganize these different parts into exciting new products.
 
For example, the use of short-path/molecular distillation in combination with reversed-phase chromatography has produced a full-spectrum hemp oil that is rich in CBD but not THC. If consumers are looking for powerful cannabis oil with all the health benefits without any poisoning, then this product will meet the specific needs on the market. As the cannabis market continues to grow and expand, more and more consumers will seek products tailored to their specific needs.

What are the components of a short path device?
These will vary depending on the specific equipment manufacturer and the fact that many cannabis producers customize their equipment, but the most basic parts of short-range equipment include:
Heating/evaporation assembly (also known as heating mantle)-usually a magnetically stirred hot plate for heating the initial solution.
Distillation head-steam rises through this channel before condensation.
Condenser-can be one or more condensers used to condense vapors that boil from a heated solution.
Cooler – usually a circulating cooler, used to cool the condenser.
Multi-position receiver/collector (also known as an evaporating flask or cow receiver)-can be adjusted to collect different cannabinoids, terpenes, flavonoids or contaminating pollutants.
Vacuum pumps-maintain a closed vacuum by sucking and capturing the air present in the system.
Basically, the heating mantle vaporizes the solution, and this vapor passes up through the distillation head until it reaches the condenser and then drips into the collection container. It's really simple! However, the simplicity of the system makes it so efficient, simple, and cost-effective. For example, the most basic short-range device is called kugelrohr, which consists of an electric heater, a glass bulb connected through a frosted glass joint, and an ice-cooled bulb condenser. simple!
In addition, vapors can be collected at different intervals after condensation in one or more collection vessels. For example, THC has a lower boiling point than CBD. So if you are creating a final product that is rich in CBD instead of THC, you can easily evaporate THC before the CBD reaches the boiling point. If you want to save isolated THC as another product, you can easily collect the condensed vapor by clicking one of the multi-position receivers in place.
 
As a result, operators will have to monitor temperature and pressure gauges to track what is evaporating so they can collect at different time intervals. Remember that this is a closed system and a vacuum must be maintained to keep the boiling point low. However, short-path distillation is most suitable for producers producing small batches. A distillation system that can be better used with large volumes will be wiped-film distillation.

The distillation equipment produced by our company includes SPD short path distillation system, short path molecular distillation equipment, rotary evaporator equipment, etc.

2l short path distillation short path molecular distillation equipment mini rotary evaporator
2l short path distillation short path molecular distillation mini rotary evaporator


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