Author Archives: Andrea Bonazza

ABC-RRS Analysis: the tool to decide whether to use MRP or Kanban

Applying a PULL logic in a Lean perspective with Kanban, or maintaining a traditional PUSH system based on MRP, is not a decision that can be made “by gut feeling”. An objective and replicable criterion is needed to analyze materials and determine which approach is most suitable based on their… Read More

How to Size a Kanban System: a Practical Guide to Get It Right

When talking about Kanban, the focus is often on the visual or operational aspects of the system: cards, racks, signage. But what really determines the success of a Kanban system is something less visible, yet much more important: its sizing. An undersized Kanban leads to stockouts. An oversized Kanban… Read More

Production, Transfer, Purchase and Sales Kanban: differences and use cases

Applying the pull logic correctly according to Lean Production principles requires much more than just hanging cards or setting up racks. A well-designed Kanban system can extend along the entire supply chain: from internal processes to material handling, up to purchasing and distribution to the final customer. To structure an… Read More

When NOT to Use Kanban: Common Mistakes to Avoid

Kanban is a powerful tool to manage materials using pull logic, improving both the efficiency and responsiveness of the supply chain. However, it is not a universal solution. Its application must be carefully evaluated, because there are contexts where Kanban does not work—or can even make the situation worse. Read More

Electronic Kanban vs Paper Kanban: advantages and disadvantages

Kanban (看板) was born at Toyota in the 1970s as a visual tool for managing stocked materials according to pull logic. The system relied on physical, reusable cards associated with each container. When the material was consumed, the card was manually moved onto a Kanban board to signal the… Read More

Lavor Metal: Becoming a Kanban Supplier with Method and Technology

Reading time: 4 minutes Lavor Metal is a second-generation Italian company founded by Alessandro Zorzi and now led by his son Enea. Since 1999, the company has specialized in cold sheet metal processing for third parties, serving clients in industries such as: Professional catering, Industrial washing, Food service, Home appliances,… Read More

Astolfi 1963: Triangular Kanban for a Streamlined Supply Chain

Reading time: 3 minutes Astolfi 1963 is an Italian company with a long-standing tradition in the production of high-quality mattresses and bed systems. Founded by grandfather Pietro and carried forward by his son Moreno and grandson Omar, the company has always focused on craftsmanship and attention to detail. Read More