Tungsten Carbide Grade

Properties & Applications of New Grades of Carbide for Mining Purpose

Grade Typical property values Performance & Applications
Density
g/cm3
Bending
Strength
N/mm2
Hardness
HRA
Z10 14.85~15.0 1800~2100 88.5~91.0

    High wear resistance, for pillar bit drills.

Z20 14.65~14.85 2100~2500 87.5~89.0

    Excellent wear resistance and toughness, for pillar bit drills.

Z25 14.45~14.65 2300~2700 86.5~88.0

    Of high toughness and wear resistance as well as good versatility, for rotary hammer rock drill bits and pillar bit drills, for f14~f16 medium hard and hard rock formations.

Z30 14.4~14.6 2350~2800 86.0~87.5

     High toughness and wear resistance and good versatility, for rotary hammer rock drill bits and heavy rock drill bits, for f16~f18 hard and medium hard rocks formations.

K05 14.4~14.7 2200 >=87.5

     High toughness, wear resistance and performance, for single line and cross bits of rotary hammer rock drills for hard rock formations.

K510 14.5~14.8 2100~2600 >=88.5

     High toughness and wear resistance, for pillar picks and coal cutting picks.

K520 14.4~14.6 2300~2800 >=87.5

     High toughness, wear resistance and complex properties, for bits of hammer rock drills and heavy rock drills for cutting hard rocks.

ZY31 13.6~13.8 >=2450 >=83.5

     High impact toughness, for hi-speed wire mills for primary and intermediate rolling of mild wire rods.

ZY32
ZY33
13.8~14.1 >=2400 >=84.0
>=85.0

     High toughness and wear resistance, for hi-speed wire mills for intermediate and finish rolling ,able to use for hard wires.

This type  is our standard products, if you are interested in it or you have any question, please let us know the details of your requirements and this type number. Or please fill in the form given in our Terms & Conditions.

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