KNIFE GRAVER SIZE 1

Order-No. 5272/1

KNIFE GRAVER SIZE 1
  • KNIFE GRAVER SIZE 1
  • size: 1
  • width: 1.75 mm
  • ready for use
  • you will find suitable handles with order no. 5300
  • manufacturer: DICK

IMPORTANT NOTE !!!
DICK-graver, made of tool steel (WS), have the right hardness and toughness for the best cutting edge. You keep your good cut if they are careful with sintered Al-Oxide wheel (hardness H-M, grain 50 or 80, depending on the desired fineness of grind) by grinding with water.

Caution !!!
Too much pressure leads to decrease of hardness !

Our gravers are made of tool steel (tungsten, chromium and vanadium are added) hardened and tempered ready to use.

Considering their wide range and application, however special requirements may call of different toughness.

In such case we recomment that the user tempers the gravers himself observing the following instructions:

Material to be engraved:

  • tool steel of 390-980 N/mm² (40-100 kp/mm²) strength
    • tempering colour: do not temper to colour, supplied with hardness
    • blade edge harndess: 65 - 67 HRc
  • whitegold, platinum etc.
    • tempering colour: light yellow (approx. 220°C)
    • blade edge harndess: 60 - 62 HRc
  • gold, silver, brass, bronze, red bronze etc.
    • tempering colour: purple-violet (approx. 270 - 290°C)
    • blade edge harndess: 56 - 58 HRc (self-annealing)
  • soft metals like tin, zinc, lead and light metals
    • tempering colour: dark-blue-grayish-blue (approx. 300 - 320°C)
    • blade edge harndess: 52 - 54 HRc (self-annealing)

Manufacturer/Supplier: FRIEDRICH DICK GMBH & CO.KG


KNIFE GRAVER SIZE 3KNIFE GRAVER SIZE 3
width: 2.25 mm
Order-No. 5272/3
19,04 €
incl. VAT

Piece

KNIFE GRAVER SIZE 5KNIFE GRAVER SIZE 5
width: 3.0 mm
Order-No. 5272/5
16,48 €
incl. VAT

Piece

KNIFE GRAVERS  1.8 MMKNIFE GRAVERS 1.8 MM
Order-No. 5299M/1,8
25,41 €
incl. VAT

Piece


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