commercial machines

How Do I Choose Tamper Size?

by

The ideal tamper should be slightly smaller than the inside diameter of the portafilter basket so that the tamper does not bind while compressing grounds – essentially there should be a little extra space between tamper and basket. What weight should a tamper be? Weight Of The Tamper To apply the right amount of pressure … Read more

Is A Wider Portafilter Better?

by

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 Which portafilter size is the best? Ideally, the 58 mm in diameter are the … Read more