Who invented E61?

1. Invented by Ernesto Valente in 1961, the E61 introduced many more innovations and espresso firsts.
2. Rather than relying on the manual force of the barista, it used a motorized pump to provides the nine atmospheric bars of pressure needed for brewing espresso.

However, Does Rancilio Silvia have E61? Your Silvia does not have an E61 group head.

How do I clean my E61 brew head?

still, Is Gaggia owned by Philips? Yes, that’s right – Gaggia was purchased by Saeco in 1999; Saeco was then purchased by Dutch-based electronics manufacturer Philips in 2009. With both Saeco and Gaggia now being owned by the same company, it’s to be expected that there are a lot of similarities between the two brands.

How long should an espresso take to pour? The best shots of espresso are pulled in a range within 25-30 seconds from when then pump starts, with espresso dropping from the portafilter after 5-7 seconds. Grind your coffee fresh and be as efficient as possible.

Does breville use E61?

The Breville / Sage 58mm bottomless portafilter filter by SingleDoseBrew is guaranteed to work with your Breville Dual Boiler, Oracle or Oracle Touch espresso machines. All other generic E61 portafilters WILL NOT WORK with your 58mm Breville / Sage group head as its deeper than other brands.

Are all E61 Portafilters the same?

The portafilters for E61 group based heat exchanger espresso machines (HX) will generally fit between all makes due to a standardized brew group. Some enterprising coffee hobbyists often modify their preferred variety to use on their machines.

What size is E61 portafilter?

E61 Grouphead Only – Bottomless / Naked Portafilter – 58 mm, 3-cup.

Are all E61 portafilters the same?

The portafilters for E61 group based heat exchanger espresso machines (HX) will generally fit between all makes due to a standardized brew group. Some enterprising coffee hobbyists often modify their preferred variety to use on their machines.

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.

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.

Is a bottomless portafilter better?

A bottomless portafilter helps give you more information about your coffee and makes it easier to figure out what’s going wrong. Without a spout obstructing your view, you can see the coffee pass through the puck and detect any non-uniformities that might be causing an uneven extraction.

Will an E61 portafilter fit a Breville Dual Boiler?

The Breville / Sage 58mm bottomless portafilter filter by SingleDoseBrew is guaranteed to work with your Breville Dual Boiler, Oracle or Oracle Touch espresso machines. All other generic E61 portafilters WILL NOT WORK with your 58mm Breville / Sage group head as its deeper than other brands.

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.