Tungsten carbide safety hammer heads and tungsten carbide ball teeth, designed and produced by CTIA GROUP, are both typical application products in the composite material system, with tungsten carbide as the main material composition. The two have differences in composition, structure, performance and usage methods, and this difference mainly stems from different design concepts and job requirements.
CTIA GROUP and its parent company, CHINATUNGSTEN ONLINE, have been dedicated to the tungsten-molybdenum products industry for nearly 30 years. They specialize in providing flexible, customized global services for tungsten-molybdenum products, designing, manufacturing, and precisely processing various standard specifications, grades, and dimensional precision according to customer requirements, suitable for a wide range of applications. For more information on tungsten carbide, please visit the website: http://www.tungsten-carbide.com.cn/index.html. If you require tungsten carbide, please contact CTIA GROUP: sales@chinatungsten.com, 0592-5129595.
I. Comparison of material composition and performance parameters between tungsten carbide safety hammer heads and tungsten carbide ball teeth
The matrix composition of tungsten carbide safety hammer heads and tungsten carbide ball teeth is similar, usually using tungsten carbide powder as the hard phase and cobalt as the binding phase, with the content ratio in the range of 6% to 11% cobalt. Both have high hardness, wear resistance and certain toughness, but there are differences in specific values. Safety hammer heads mostly use the YG6 (cobalt content about 6%) or YG8 (cobalt content about 8%) grades, with hardness about 89 to 92HRA, flexural strength 1500 to 2200MPa, density about 14.5 to 15.0g/cm3, focusing on the balance of hardness and toughness. In comparison, ball teeth often use impact grade grades such as YG9C or YG10C, with cobalt content 8% to 11%, hardness about 87 to 90HRA, flexural strength 2000 to 2600MPa, and similar density, but more emphasis on impact resistance.
II. Service life and wear resistance of tungsten carbide safety hammer heads and tungsten carbide ball teeth
In terms of wear resistance, tungsten carbide ball teeth, due to long-term rotational friction, have higher hardness, greater density, and stronger anti-wear ability, and generally have longer service life. Although tungsten carbide safety hammer heads have good wear resistance, due to high hammer striking frequency, surface wear is faster.
III. Manufacturing methods of tungsten carbide safety hammer heads and tungsten carbide ball teeth
Tungsten carbide safety hammer heads mostly adopt integral powder metallurgy forming or brazed composite structures, with process flow including raw material ratio, pressing, sintering or brazing, and the manufacturing process is relatively simple, suitable for small-batch, customized production. Tungsten carbide ball teeth are mainly formed into spherical or ball-cone structures through powder metallurgy, without additional brazing, with higher production efficiency. It is worth noting that its forming pays more attention to uniformity to adapt to high-speed rotational operations.
IV. Structural form and application differences between tungsten carbide safety hammer heads and tungsten carbide ball teeth
Tungsten carbide safety hammer heads operate with hammering method, with structure mainly pointed cone or integral, operating end as tip, assembly end as handle, suitable for crushing, tapping or emergency handling of materials, application scenarios including building demolition, emergency rescue, etc. Tungsten carbide ball teeth are spherical or ball-cone shaped, used as cutting components when rotating or impact drills are used, operating end as spherical surface, suitable for drilling, rock breaking or rotational cutting, application fields including drilling, mining, road milling, etc.
