IMS FLAT – B65 FILTER BASKETS

IMS FLAT – B65 Filter Basket
Competition Series

IMS FLAT – B65

Precision flat bottom filter baskets specifically designed for group heads requiring a 65mm border (like La Spaziale, Astoria Plus 4 You, Wega Concept). Engineered with the exclusive IMS Micro (M) perforation pattern to maximize the extraction surface and perfectly balance large coffee doses.

  • SKU (2 Cups / Double / Triple):
    B652TH27.5M B652TH32M
  • Border: Ø 65 mm (B65)
  • Height: 27.5 mm, 32 mm
  • Tamper Compatibility: Ø 53 mm / 53.5 mm (Body Ø 54/55 mm)
  • Ridge: External / Ridgeless (Depending on specific code/machine compatibility)

Capacity & Heights Comparison

Code Type Height Dark Roasted Medium Roasted Light Roasted
Double & Triple Extractions
B652TH27.5M 2 Cups 27.5 mm 14/16 gr 15/17.5 gr 16/18.5 gr
B652TH32M 2-3 Cups 32 mm 18/20 gr 19/21.5 gr 20/23 gr

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

Perforation Technology

  • Hole Pattern: 641 holes in Micro (M) pattern.
  • Perforated Area: Ø 44 mm area optimized for maximum extraction surface.
  • Hole Diameter: 0.30 mm.
  • Shape: Cylindrical with a flat bottom for an even and balanced water flow.
  • Competition Perforation: Relaminated and Recalibrated.

Finishing & Hygiene

  • Electropolishing: Smooth surface for sanitary and non-contaminating qualities.
  • Tumbling: Wet vibrofinishing with ceramic inserts to remove all burrs.
  • Pickling: Material passivation for maximum durability.
  • Drying: Processed with natural corncob.