e61 group heads are an espresso machine group head design that have been around since 1961. It’s a design that is very tried and true and is one that is used on many of our prosumer grade espresso machines and even some commercial machines like the Faema Legend and the Faema Jubile.
What does E61 mean on a coffee machine?
E61 is the name of an espresso machine brought to market in 1961 by the Italian company Faema This machine brought in a new era of espresso makers. Not only was the E61 the first heat exchanger machine, meaning that fresh water was used for making espresso instead of boiler water.
What size is an E61 group head?
Information on Gaskets: E61 group head gaskets come in two thickness’s, 8mm and 8.5mm Some manufacturers use both sizes and some have changed from one size to another.
What does the group head do?
Essentially, the group head is the part of the espresso machine where water from the boiler is dispensed into the coffee filter basket. It acts as a meeting point, connecting the machine to the group handle and the water to coffee.
Who makes the E61 group head?
Since, the E61 is now off patent, there are several manufactures of this brew head to include Gruppo Cimbali (Cimbali Group) who now own the the Faema brand and VBM (Vibiemme) who used to own the Faema brand in there early 1970s.
Is E61 better?
While there are newer designs such as saturated brew groups that have better temperature stability, the design of the E61 keeps the temperature more stable and evenly distributed than machines with electrically heated groupheads.
Is 58mm portafilter better?
Let’s see what the main distinctions with the traditional 58mm portafilter are. During extraction with a 9 bar pressure, the 54mm portafilter weighs about 30kg less on the coffee cake compared to the 58mm With the same dose of coffee, the 54mm portafilter ensures a taller coffee cake.
Are all 58mm portafilters the same?
Yes and no, since there’s not much of a range with portafilter diameters. 58mm is the most commonly used size for commercial style portafilters However, many manufacturers who opt to use pressurized portafilters for their machines will use smaller diameters.
Is Breville Dual boiler E61?
The Breville Dual Boiler has its group head design, which is more modern than the ancient Italian version. Bonus Info: The E61 was invented in 1961 , so obviously, we have better technology nowadays. This means that Breville has put in a PID-controller controller both in the boiler and the brew head.
How many group heads do I need?
For home use, one group head is usually enough For commercial uses, two group heads are usually the safest, but depending on the demand, you can opt for one or three group heads as well.
What does the group head go into?
The group head is a part of any espresso machine. It is the heart of the machine and responsible for creating a great cup of espresso. Located on the front of the machine, the group head is a metal, permanent attachment that brings water out of the machine and into the filter basket.
Does Rancilio Silvia have E61 group head?
Your Silvia does not have an E61 group head.
What is the purpose of a bottomless portafilter?
Bottomless portafilters allow the barista to instantly deduce whether proper tamping technique has been achieved If the extraction leans to one side or the other an improper angle was used when tamping.
What is a saturated group head?
Answer: A saturated group head is one that is surrounded in water from the boiler Instead of a completely separate component, the group head acts as an extension of the coffee boiler, allowing for consistent water temperature throughout.
How do I drain my faema E61?
Turn off the machine. Open the hot water wand with a bucket under it and drain off as much as you can (remember, machine unplugged or the autofill will try to kick in and run the pump dry).
How does an espresso group head work?
It consists of a metal basket filled with coffee grounds and a filter paper, which is placed over the top of the basket. The portafilter is then placed into the espresso machine, where hot water is forced through the coffee grounds and filter paper, producing espresso.
What is brew group?
The “brew group” is the projection on the front of the machine into which the barista locks the portafilter to make espresso Note that the brew group is large and heavy (so that it retains heat evenly), and it is only a few inches above the drip tray.
Is bigger portafilter better?
The smaller the portafilter, the less flexibility you have over how much coffee you us in it Even though you can change out the filter basket inside the portafilter to increase the basket depth, you can only add so much depth before the shots start to pull weird.
Is a wider portafilter better?
We can see that the larger portafilter is subject to a higher force of extraction with the same pressure. What this amounts to in practice is very much dependent on your setup. However it should tend towards better consistency in extraction.
How many grams does a 58mm portafilter hold?
Independent of the variables you have listed, a machine with a 49mm basket that holds a 11 gram dose will not extract the same volume of espresso as a machine with a 58mm portafilter that holds 18 grams.
What is flushing group head?
Flush the group head. The rinse of water prior to brewing, intended to remove spent coffee residue This practice is sometimes used to increase or decrease brew water temperature on machines that are prone to temperature instability. Glossary Term & Definition← Glossary Index.
Should you keep the group head on the coffee machine?
What I see happen a lot of times is people leave the portafilter off the machine the portafilter cools down and when they go to pull their shot they get sourness in the shot because the portafilter is cold. So you definitely want to keep it on the machine.
Where are rocket coffee machines made?
ROCKET ESPRESSO Designed and hand-made in the heart of Italy , each machine is built for perfection and designed to integrate seamlessly into your kitchen.
How does a portafilter work?
A portafilter is a component of an espresso machine. It’s the spoon-like device that holds the ground coffee. You attach the portafilter to the group head of the espresso machine, where the hot water comes into contact with the ground beans and extracts espresso.
What is saturated group?
A saturated organic compound has only single bonds between carbon atoms An important class of saturated compounds are the alkanes. Many saturated compounds have functional groups, e.g., alcohols. Saturated compounds. Ethane.
How often should group head be cleaned?
This technique must be done daily with water alone, but at least once a week you should back flush with cleaner such as Puly Caff. To use the cleaner, simply place a tea spoon full on top of the blind filter before back-flushing. Run the group in 10 second intervals several times.
Why is my group head leaking?
If the grouphead leaks from the space in between the portafilter and the grouphead during brewing then the group gasket is either worn out or out of place This gasket needs to be replaced typically every six months to a year. Use a flathead screwdriver to pull the shower screen down and off the machine.
When should I replace my Grouphead?
- Purpose: To maintain a proper seal between the grouphead and the portafilter basket when extracting espresso.
- Frequency: If your machine used greater than once every 3 days, every 6 months, or if your machine used less than once every 3 days, every 12 months.
Which portafilter size is the best?
Ideally, the 58 mm in diameter are the most common portafilter basket size on the market, while the other relatively rare, especially in commercial machines. It’s regarded as a standard size for almost all high-end home espresso machines and commercial ones.
What type of portafilter is best?
Commercial style portafilters are the optimal style portafilter for achieving the right tamp and the right pressure. For more on creating optimal pressure and brewing the perfect espresso, check out BeverageFactory.com’s “How to Brew” section!.
How do you know what size portafilter to get?
We recommend measuring the exact inside diameter of the portafilter basket and then selecting a tamper at least 75 mm smaller Step 1: Use machine calipers or a steel measuring tape with 1/32 inch divisions to carefully measure the distance inside the filter basket directly across the centerline (the diameter).
Is E61 58mm?
This portafilter works on all machines with an E61 group (58mm) , and the Quick Mill Silvano.
Are E61 portafilters interchangeable?
Rancilio and E61 PFs are interchangeable , and the bottomless Rancilio is sold by a few on line vendors as an E61 bottomless, so you got lucky. There’s a second issue with PFs and groups that comes up even whe everything is of the same brand — soemtimes it takes excessive force to get the PF in far enough.
Why are portafilters pressurized?
The pressurized portafilter exists to ease the brewing process You shouldn’t be that precise with all the variables that non-pressurized portafilters are highly sensitive to. You will get consistent results with the coffee, even if the level of tamping, the coffee grind, and the dose differ between each brew.
What group head is on Breville Dual Boiler?
The E61 brew group is the industry standard brew group for espresso machines, which delivers consistent, stable heat in order to help pull the perfect espresso. An E61 group head provides excellent temperature stability, a key aspect of producing great espresso.
Which is better double boiler or heat exchanger?
A two group, dual boiler machine can effectively double your capacity With this type of machine you could have two baristas brewing and steaming at once, solving speed issues you might be experiencing. They are also more precise than heat exchangers because of the dedicated boiler.
What size Portafilter is Breville Dual Boiler?
The 58mm porta-filter with 19-22 grams is the key for full flavor and third wave specialty coffee.
How many espresso machines do I need?
20 for small to mid-size towns, 50 for larger cities A one-group machine will work well for your needs. The masses walk bleary-eyed through your doors, expecting their daily caffeine fix. Y need a machine that won’t let you down during the morning rush.
How much does a professional coffee machine cost?
Commercial espresso machines range in price from $5,000 to $30,000.