If you're embarking on a woodworking project involving cabinets, especially if you're considering utilizing the Blum Tandem drawer slide system, you're in the right place. Understanding the intricacies of these drawer slides and how they integrate into your cabinet design is crucial for a successful woodworking endeavor. In this guide, we'll delve into the key aspects of building cabinets with Blum Tandem drawer slides, covering everything from material selection to installation techniques.

The Blum Tandem drawer slide system offers versatility and reliability, catering to a range of cabinet designs and applications. These drawer slides are categorized based on the thickness of the drawer material, with options available for both 5/8-inch and 3/4-inch thick materials. Additionally, there are classifications based on weight capacity, with options for both 100-pound and 150-pound classifications.

Selecting the appropriate drawer slide depends on factors such as the thickness of your drawer material and the weight it will bear. Referencing a provided chart can assist in identifying the suitable drawer slides for your project, ensuring compatibility and optimal performance.

When installing Blum Tandem drawer slides, it's essential to understand the mounting options available. In the 100-pound category, both rear mounting sockets and side mounting are viable options. However, in the 150-pound category, only side mounting is recommended, as rear mounting sockets are not compatible.

The construction of the drawer box is a critical aspect of cabinet building, particularly concerning its dimensions and compatibility with the chosen drawer slides. Here's a breakdown of key considerations:

  • Material Thickness: Ensure consistency in material thickness throughout the drawer box to accommodate the chosen drawer slides effectively.
  • Box Width: Calculate the inside width of the drawer box based on the cabinet opening width and subtracting the specified measurements for either 5/8-inch or 3/4-inch materials.
  • Box Length: Determine the length of the drawer box based on the selected drawer slide's specifications, ensuring a proper fit within the cabinet.
  • Box Height: While the height of the drawer box can vary based on the intended use, it's crucial to adhere to clearance requirements to ensure smooth operation.

Proper installation of drawer slides is vital for functionality and durability. Here's a step-by-step guide:

  • Mounting Locking Devices: Secure locking devices to the bottom of the drawer box, ensuring sufficient clearance for smooth operation.
  • Notching: Create notches in the drawer box sides to accommodate the drawer slides, ensuring a secure fit.
  • Locating Holes: Use a drilling template to accurately locate holes for attaching drawer slides, ensuring precise alignment.
  • Mounting Drawer Slides: Attach drawer slides to the drawer box, ensuring proper engagement with locking devices and alignment with cabinet openings.

Consider whether to use side mounting or rear mounting brackets based on your cabinet design and preferences. Side mounting offers simplicity and versatility, while rear mounting brackets provide additional support and stability.

Before concluding your cabinet-building project, ensure that all components are securely installed and aligned. Verify that drawer slides operate smoothly and that locking devices engage properly. Taking the time to meticulously plan and execute each step will result in cabinets that are not only functional but also durable and aesthetically pleasing.

In conclusion, building cabinets with Blum Tandem drawer slides requires attention to detail and adherence to specific guidelines. By understanding the various components, installation techniques, and compatibility considerations, you can confidently embark on your woodworking project, knowing that your cabinets will meet the highest standards of quality and performance.


Please do not hesitate to reach out with any questions on orders, products, alternatives, projects, etc.  Our staff are ready to help Monday thru Friday 8am - 5pm CST. 

Our toll free number is 800-383-0130 or email us at [email protected].