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2026-05-22
Blog / COFFEE ROASTER BUYING GUIDE / new

COFFEE ROASTER BUYING GUIDE｜A professional guide to roasting equipment investment.

Specialty coffee roasting is entering an era of intelligence. This professional guide is designed to help you avoid costly investment pitfalls. Gain insights into the latest roasting technologies and capacity architectures to master balancing flavor consistency with production efficiency in a diverse specialty coffee market. If your roasting facility is facing the following challenges, this guide is essential: These issues often arise not from a lack of skill, but because your equipment architecture can no longer support the “small batches,…

2026-01-24
Coffee Roasting

Agtron Color Measurement – the MOST comprehensive guide ever

Agtron readers. The little machines that cost you a fortune, only to tell you…how brown your coffee is? Why would you even want to have precise information about that? Well, if you ever tried to ask someone (or your favorite coffee shop) “how dark do you roast your coffee?”, you probably have experienced first hand how confusing it can be when fellow coffee enthusiasts try to communicate roast degrees with others. After all, what is “light roast” for you might…

2026-01-24
Roasting Machine Knowledge

Airflow for Coffee Roasting – Common Pitfalls to Avoid

And No, You are Not Going to “Blow Away” your Coffee’s Flavors Airflow in coffee roasting has always been somewhat misunderstood. Many newer roasters worry they will “push out” flavors if they turn the fan on too high, while others underplay its importance altogether. The reality is much more practical: airflow is primarily about creating a clean, stable roasting environment. Let’s break this down across 5 important areas. Why You Need Airflow When Roasting Coffee The roasting drum is an…

2026-01-24
Roasting Machine Knowledge

Heat Transfer in Coffee Roasting – Why Does It Even Matter?

When coffee is being roasted, it loses moisture, increases in temperature, changes color, and starts chemical reactions that create the magical flavor developments (until you decide to rapidly cool the beans & stop most of those reactions) – All of this is driven by the energy applied onto the coffee beans in the form of “heat”. So, it is safe to say that if you master heat transfer, you’ve already mastered coffee roasting at its essential core. During the process,…

2026-01-24
Roasting Machine Knowledge

Shopping For Specialty Coffee Roasting Machines? What You Must Know in 2025

When it comes to starting (or expanding) a coffee roasting operation, one of the first and most important decisions you’ll face is selecting the right roasting machine. Beyond brand, fuel source, or tech features, *capacity*—the size of coffee batches a roaster can handle—is a foundational choice that can shape your workflow, flexibility, and business growth. In this article, we’ll break down why roasting machines come in different capacities, look at the most common sizes available today for specialty coffee roasters,…

2025-10-15
Other

Let’s have a look at the map of Rubasse owners around the world

Congratulations!!! Rubasse has already sold over 200 roasters around the world! Thank you all for choosing us. The reasons why most customers catch our fancy are our unique algorithm and roasters’ structure. The fully-auto coffee roaster are well integrated with superb mechanism and exclusive rubasse algorithm. It allows roasters to attain highly consistent roast and to prevent roasting beans from being interfered by changeable environmental conditions. We’re thrive to promote the growth of specialty coffee and continue to reduce carbon…

2025-08-25
Coffee Roasting

Direct radiation heating – the secret to roasting spectacular coffee

Contents Conduction, convection, and radiation. Anyone trying to learn coffee roasting probably already stumbled across numerous contents about how these three different methods of heat transfer are utilized during coffee roasting. Once having gone through one or two blog posts or some forum discussions, one should quickly notice that the majority of these contents are focused on “conduction v.s. convection”, “the best way to maximize convection on a certain brand/kind/model of roaster”…etc. Through all this time, although it might be…

2025-08-25
Coffee Roasting

Beyond roast curves: what more can we get from roast data collection?

The roasting curve is useless. Yes, no need to go back and check the previous sentence, you heard us right. Well maybe not, we probably exaggerated it a little bit too much, but ask yourself: how many times did two roast batches with very similar (some would even claim “identical”) roasting curves turned out to be tasting……well……anything but identical? Back in earlier days, we did run into these kinds of situations now and then, but after countless hours doing research…

2025-08-25
Coffee Roasting

Super Basic Coffee Roasting | How to roast light, medium, & dark roasts

You gotta start somewhere, right? Table of Contents: Welcome to coffee roasting 101. You’ve got your first bag of green coffee. Now, it’s time that you have to figure out how to turn this dense, hard, grassy-smelling bunch of grains into the typical brown, aromatic beans that can further be ground, extracted, and made into coffee. Equipment For anyone who wants to roast some coffee, the first step (aside from getting yourself some green beans) is to choose one roasting…

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