Average of the Three Knives
SWIBO 5.8404.16
GIESSER 2515 wwl 15
VICTORINOX 5.6603.15

Data numbers in the table is the number of the impact roller cycles with the resulting sharpness.
E.g. “ x5 = 250, x10 = 300 “ means after 5 impact cycles the edge sharpness is 250 BESS, after 10 cycles 300 BESS, and so on.

All sharpened at 15 dps

BASELINE (no steeling)

Three knives →

Average

Initial Sharpness

146 BESS

SHARPNESS

 

x5=443

x10=462

x15=519

x20=525

x25=438

x30=478

x35=451

x40=494

x45=567

x50=481

x60=550

x70=618

x80=641

x90=680

x100=616

Average 1-50

486

Average 60-100

621

Overall Average

554


STEELING

Three knives →

Rolling average

Steeling

Initial Sharpness

141

 

SHARPNESS

 

x5=375

 

x10=408

 

x15=418

 

x20=399

 

x25=403

 

x30=408

 

x35=421

 

x40=439

 

x45=438

 

x50=441

 

x60=408

 

x70=442

 

x80=442

 

x90=444

 

x100= 443

 

Smooth 297

 

Smooth 223

 

Smooth 328

 

Smooth 327

 

Smooth 347

 

Smooth 343

 

Smooth 357

 

Smooth 370

 

Smooth 387

 

Grooved 284

 

Smooth 233

 

Smooth 313

 

Smooth 308

 

Smooth 341

 

Grooved 250

Average 1-50

415

smooth 341

Average 60-100

436

smooth 299

Average Smooth Steel

 

320

Average Grooved Steel

 

267

Overall Average

427

294

 

***

SWIBO HRC 57-58

Average 1-50

389

smooth 319

Average 60-100

416

smooth 294

Average Smooth Steel

 

307

Average Grooved

 

281

Overall Average

402

294

 

GEISSER HRC 56-57

Average 1-50

415

smooth 328

Average 60-100

444

Smooth 301

Average Smooth Steel

 

315

Average Grooved

 

256

Overall Average

430

285

 

VICTORINOX HRC 55-56

Average 1-50

441

smooth 377

Average 60-100

448

Smooth 301

Average Smooth Steel

 

339

Average Grooved

 

265

Overall Average

445

302