Argentinian Ju-Ca small fixed blade regrind & TLC

[kwakster]

This traditional Argentinian Ju-Ca brand fixed blade belongs to a friend of a friend, and as you can see the point was broken off and the handle was also in need of a bit of TLC.

Website of the Argentinian father & son team, who have been making these knives since 1959: http://ju-ca.com.ar/

[kwakster]

Wet ground a new point & a rough new swedge on the side of my Tormek SB-250 Blackstone (black silicon carbide):

[kwakster]

The first leather washer had rotted and had to be removed.
Then the gap was sanded, cleaned, and filled with some JB-Weld.

[kwakster]

New JB-Weld "washer" sanded flush, and the blade hand reground to it's original full convex shape on the green silicon carbide side of the Foss 7205 bench stone used with oil.

[kwakster]

Blade & swedge colored with a blue magic marker before refining step with 1000 grit wet & dry SiC paper, used with oil on glass.






After the refining step:

[kwakster]

Handle parts & washers fine sanded, polished and waxed, filework & swedge also polished a bit & the blade stropped on hard cardboard with 1.0 micron diamond compound to remove the burr.










Specs:

Overall length: 20,9 cm (8.23 inches)
Blade length after the regrind: 10,0 cm (3.94 inches)
Max blade thickness: 3,1 mm
Blade grind: full convex zero edge
Edge angle: between 22,5 and 25 degrees inclusive
Blade steel: forged 1045 carbon steel
Handle materials: 1 x JB-Weld/Leather/Brass washers, cowbone, Argentinan hardwood, brass pommel
Sheath: brown leather (left-hand model)
Weight (knife only): 98 grams
Weight (knife + sheath): 120 grams

[Peerke]

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