Contrary to popular belief steel burrs are not just designed for brewing.
Ceramic vs steel burr grinder.
On the other hand stainless steel burr grinders tend to cost less up front but their blades will warp and become blunt faster than ceramic ones.
Ceramic burrs are more brittle than steel so you could chip the ceramic burr if a very hard rock was hiding in the beans.
If you re brewing mostly espresso you might steer more toward a ceramic burr grinder.
Image courtesy of wikipedia.
The main thing that impacts the cost of a grinder is whether it is automatic or manual though not the blade material.
With regards to tasting espresso specifically we have noticed that the ceramic burrs produce a traditional espresso flavor profile.
Ultimately as with the burr shape the ceramic vs steel issue is going to be about personal taste.
I normally use a french press and just yesterday bought an aeropress.
That means your first steel grinder probably isn t going to be your last one.
Ceramic burrs are harder than steel and last on average about twice as long as steel burrs.
In general ceramic burrs tend to last longer than stainless steel burrs.
They also have the capability of grinding for espresso.
In these cases using a grinder with a ceramic burr is recommended.
The lifespan of a burr grinder depends on its quality and the burr material.
In general the low speed high rpm motors are in less expensive 200 range grinders.
Stainless steel burr grinders typically make it through 500 to 1 000 pounds of coffee.
Ceramic vs steel burr coffee grinders.
By barbara chacon monument co a chemex brewer and kyocera hand coffee grinder.
They are great for blends and particularly coffees roasted for espresso.
Ceramic burr are less thermally conductive than steel this means these burrs transfer less heat than steel burrs see below on heat.
The cup flavors are complex and usually have more body and mouth feel in comparison to the steel burrs depending on the coffee.
Specifically ceramic burr grinders usually last through 1 000 to 1 500 pounds of coffee.
Ceramic vs stainless steel burr grinders.
Steel burrs will blunt over time from heavy use but cannot really chip in household setting it is unlikely you will see a steel burr become blunt but this is not the case for use in an office or commercial environment.
The difference between a burr grinder and a blade grinder is a burr grinder doesn t add any heat to the coffee whilst grinding which ensures the coffee flavour isn t affected.
High speed vs low speed grinders.