Competition Filter 2 Cups IMS B70 2T H24.5M – 12/18g

IMS BIG BANG Filter Basket 20/22g - B702TFH25.5BB

This precision competition filter basket is designed for extracting consistently exceptional espresso shots in the 12–18g dose range. The IMS B70 2T H24.5M basket fits a wide range of commercial and prosumer espresso machines across Astoria CMA, Brugnetti, Bezzera, BFC, Brasilia, Casadio, Conti, ECM, Elektra, Expobar, Faema, Futurmat, La Marzocco, Nuova Simonelli, Promac, Quality, RST, Sanremo, Vibiemme, and Wega machines.

Manufactured by IMS, this basket features the B70 2T perforation pattern with a 24.5mm height, engineered for even water distribution and optimal extraction across the dose range.

Specifications

• Model: IMS B70 2T H24.5M
• Capacity: 2 cups
• Dose range: 12–18g
• Height: 24.5mm

Always verify compatibility with your machine's user manual before purchasing.

Compatible Part Numbers

• 1 x IMS BIG BANG Filter Basket

Capacity

• B702TFH21.5BB
• Height - 25.5 mm
• Dark Roast - 20/22.5 gr
• Medium Roast - 21/23 gr
• Light Roast - 21.5/24 gr

Disclaimer: All tests about the capacity of the filters were made using:

• Dark roasted coffee: 80% Arabica 20% Robusta blend
• Medium roasted coffee: 100% Arabica Brasile
• Light roasted coffee: Ethiopia single origin

Features

• BORDER: Ø 70 mm (B70)
• BODY: Ø 60 mm for Ø 58 mm tamper
• RIDGE: Ridgeless
• SHAPE: Cylindrical with Flat Bottom
• PERFORATION: I.M.S. perforation is exclusive and patented
• PERFORATED AREA: Ø 49 mm area optimized in relation to the shape of the filter.
• NUMBER OF HOLES: 585 holes in BIG BANG pattern (BB)
• Incremental distance between holes from 1.5 mm to increase til the edge.
• HOLE DIAMETER: 0.30 mm
• SHAPE OF THE HOLE: CIRCULAR with CONICAL cross section.
• COMPETITION PERFORATION: Relaminated and Recalibrated.
• FINISHING TUMBLING: Wet vibrofinishing with ceramic inserts and drying with corncob
• PICKLING: Passivation and preparing of the material
• ELECTROPOLISHING: smooth surface with unmatched sanitary and non-contaminating qualities is obtained.

Recommened Replacement

• 2 years for domestic use
• 1 year for cafe use under 300 coffees per day
• 6 months for cafe use over 300 coffees per day