Custom 49mm Filter Basket Project for a Lever Espresso Machine Brand

Project Summary A repeat-production basket project focused on machine compatibility, tight tolerance control and stable batch production. Customer Requirement The customer needed custom 49mm espresso filter baskets that could fit its lever espresso machine system and deliver a stable brewing experience for home espresso users. The project included both pressurized baskets and single-wall baskets, allowing the brand to support different user levels and brewing needs. Custom 49mm size for a lever espresso machine system Pressurized basket for easier extraction Single-wall basket for more advanced espresso users Stable fitting with the customer’s portafilter system Consistent dimensions across bulk production SIF Solution SIF developed and produced 49mm pressurized and single-wall filter baskets according to the customer’s machine and portafilter requirements. The project focused on tolerance control, basket forming consistency, hole quality and repeatable batch production. This helped the customer maintain a consistent product experience in the market. Machine-specific basket development Dimension and fitting control Pressurized and non-pressurized basket options Sample confirmation before bulk production Repeat production support for long-term supply