How long do Baratza burrs last?
Their stainless steel burrs are all rated for 500 pounds of coffee grinding, which means that most people will find their burrs stay sharp for seven to 10 years based on how much coffee they drink at home. While a good quality coffee grinder can generally last between 7 and 10 years, some factors can reduce its life expectancy. These factors may include frequent and heavy use, lack of proper maintenance and cleaning, or the unavailability of replacement parts.Unopened, and properly packaged, coffee beans can retain their flavor for up to nine months to a year. In general, the rule is: the shorter the time between grinding and brewing the coffee, the better the taste will be. But even when coffee is no longer at its peak, it is often still pleasant in taste.The Rule goes like this: Green coffee lasts about 15 months before it goes stale. Roasted coffee lasts about 15 days before it goes stale. Ground coffee lasts about 15 minutes before it goes stale.
How to tell if grinder burrs are dull?
Physical signs include dull edges, chipping, and coating wear on the burrs. You may notice longer grinding times, inconsistent grind size, increased fines, or unstable espresso extraction. If you notice any unusual sounds such as grinding, rattling, or metallic clinking, it could indicate that the burrs are worn or misaligned. If you notice significant signs of wear on the burr surfaces, such as dull edges, chipped edges, or uneven wear patterns, it’s time to replace them.There are many signs of increasing wear on the burrs, and they will become more obvious over time. Dull burrs always result in a noticeable loss of flavor and a less balanced taste experience.Over Two Years of Use & Inconsistent Extraction If your grinder is in frequent use and has been running for over two years, it’s advisable to inspect the burrs. Worn burrs cause widened grind size distribution, leading to: Frequent espresso channeling.