Products / Filter Baskets / IMS CONVEX – B68

IMS CONVEX – B68 FILTER BASKETS

IMS CONVEX – B68 Filter Basket
Competition Series

IMS CONVEX – B68

Cylindrical filter with a unique convex bottom. This geometry collects the coffee towards the center during extraction, creating a shape that perfectly matches naked (bottomless) portafilters.

  • SKU (Double):
    B682TCH26.5E
  • Border: Ø 68 mm (B68)
  • Height: 26.5 mm
  • Tamper Compatibility: Ø 58 mm
  • Ridge: Ridgeless

Capacity & Heights Comparison

Code Height Dark Roasted Medium Roasted Light Roasted
B682TCH26.5E 26.5 mm 17/19 gr 18.5/21 gr 20.5/23 gr

Testing Disclaimer: All tests about the capacity of the filters were made using: Dark roasted (80/20 blend), Medium roasted (100% Arabica), Light roasted (Ethiopia single origin).

Perforation Technology

  • Hole Pattern: 715 holes in hexagonal pattern.
  • Perforated Area: Ø 49 mm area optimized for convex shape.
  • Hole Diameter: 0.30 mm.
  • Competition Perforation: Patented relaminated and recalibrated process.

Finishing & Hygiene

  • Electropolishing: High-grade sanitary smooth surface.
  • Tumbling: Wet vibrofinishing with ceramic inserts.
  • Pickling: Passivation for maximum material integrity.
  • Drying: Processed with natural corncob.