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What Size is a Breville Dual Boiler Portafilter?

Published in Espresso Machine Accessories 2 mins read

The Breville Dual Boiler espresso machine utilizes a professional-style 58mm portafilter. This standardized size is a key feature for achieving high-quality espresso extraction.

Understanding the Breville Dual Boiler Portafilter Size

The portafilter on the Breville Dual Boiler (BES920) is precisely 58mm in diameter. This is considered an industry standard in professional espresso machines, contributing to consistent and balanced extraction. Crafted from durable stainless steel, it is designed for longevity and optimal heat retention.

Optimal Espresso with the 58mm Portafilter

The 58mm portafilter size is crucial for properly dosing and extracting coffee, allowing for a superior espresso experience. For best results, it's recommended to use an ideal dose of 22g of freshly ground beans. This specific combination of portafilter size and dose helps create:

  • Full-bodied coffee
  • Rich and complex flavors

This professional approach ensures that water saturation is even, leading to a more balanced and flavorful shot.

Key Features of the Breville Dual Boiler Portafilter

The design and specifications of the Breville Dual Boiler portafilter are tailored to meet the demands of home baristas seeking café-quality results. Here's a quick overview:

Feature Detail
Size 58mm
Material Professional-grade Stainless Steel
Recommended Dose 22g of freshly ground coffee beans
Extraction Quality Promotes full-bodied, rich, complex flavors
Style Professional standard

Why 58mm is an Industry Standard

The 58mm size is widely adopted across professional espresso machines, which means accessories like tampers, distribution tools, and dosing funnels are readily available in this dimension. This standardization allows users to customize their workflow and enhance their espresso-making process with a variety of tools designed for this specific portafilter size. Utilizing such a precise and standard size ensures that the coffee bed is consistently even, a critical factor for perfect extraction.