Tungsten Carbide Pen Ball

In the 1970s, tungsten carbide pen ball started to develop our country, after small batch, always adopt a stainless steel ball pen with beads as the situation was broken. Carbide ball having a good wear resistance, corrosion resistance, and reduce the production cost of the manufacturing process of continuous improvement, it is rapidly spread.

Tungsten Carbide Pen Ball Picture

Carbide ball for oily pen, and corrosion resistant carbide beads used for water-based formulations, gel pen, it is currently written materials most used and most reliable materials, ball diameter size, determines the thickness of the line handwriting. WC-TiC-Cr3C2 composite carbide solid solution has high hardness, high wear resistance, high corrosion resistance, etc., and low price, than the amount of beads (spherical beads with the quality ratio of the composite powder produced) than WC -Co carbide ball is manufactured (WTiCr) C-Co (Ni) series of pen-based materials with the best carbide ball beads. Such composite materials successfully resolved during sintering beads micropores and unstable mass of black heart problems (presence of holes on a photomicrograph of the beads), the beads greatly improve production yield.

Features

1. Used with low-viscosity inks, resulting in a smooth, gel-like writing feel

2. More suited to south Asian and East Asian writing needs and styles

3. Made primarily from nickel silver with a tungsten carbide ball

4. Tungsten carbide ball diameter available in 0.60, 0.70, 0.80, 1.00 mm sizes

If you have any inquires concerning tungsten carbide products, please do not hesitate to e-mail us by : sales@chinatungsten.com

Tungsten Carbide Polished Ball

Tungsten carbide ball are also called tungsten steel ball and cemented carbide ball, which is made of tungsten carbide material, include properties of high hardness, high T.R.S., high corrosion and bending, are able to instead of kinds of steel balls.

Tungsten carbide polished ball is polished from blank ball, which are able to reach the surface of G25, with high density, high wear resistance and small friction，are widely used in high-tech equipment and petroleum, ball seal and other industries.

Polished ball with properties of high density, high strength, high wear resistance, high acuracy and could bear high corrosion-resistant and high temperature.

Mechanical Properties

1.Ultimate tensile strength 220,000 psi

2.Ultimate compressive strength 643,000 psi

3.Transverse rupture strength 228,000 psi

4.Modulus of elasticity 98,000,000

5.Density (approx.) 0.54 lb./in.

6.Specific gravity 14.85-15.5

7.Electrically conductive slightly magnetic

8.Low thermal expansion rate

Tungsten Carbide Polished Ball Picture

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What is Tungsten Carbide Inserts

Tungsten carbide inserts is made from tungsten carbide powder and other binders, thanks to high precision and high reliability, tungsten carbide inserts have been widely used worldwide for improving productivity.

Tungsten Carbide Inserts Picture

Tungsten carbide is more expensive per unit than other typical tool materials, and it is more brittle, making it susceptible to chipping and breaking. To offset these problems, the carbide cutting tip itself is often in the form of a small insert for a larger tipped tool whose shank is made of another material, usually carbon tool steel. This gives the benefit of using carbide at the cutting interface without the high cost and brittleness of making the entire tool out of carbide. Most modern face mills use carbide inserts, as well as many lathe tools and endmills. In recent decades, though, solid-carbide endmills have also become more commonly used, wherever the application's characteristics make the pros outweigh the cons.

Mining and tunneling cutting tools are most often fitted with cemented carbide tips, the so-called "Button Bits". Only man-made diamond can replace the cemented carbide buttons when conditions are ideal, but as rock drilling is a tough job the cemented carbide button bits remain the most used type throughout the world.

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What is Tungsten Carbide Tips

Tungsten carbide tips is made from tungsten carbide powde and cobalt or other binders, which owns the properties of high hardness, wear and abrasion resistance, cemented carbide is the ideal material for many cutting tools and mechanical parts.

Tungsten Carbide Tips Picture

Tungsten carbide tips as the common part of tungsten carbide tips, one tungsten carbide tip can replace 4 to 10 steel tips, its penetration rate twice as high, while the tungsten carbide drill tip replacement less often, improve production efficiency, perforation rate. Tooth tungsten carbide drill for, it is required to adapt to a variety of rock properties teeth, perforation rate, abrasion resistance, shock resistance, so as to achieve long service life. Tungsten carbide drill tip has become a major tool for high-efficiency perforated. Currently tungsten carbide tips for large and medium-sized open-air metal mines, especially for large open pit type non-ferrous metal perforation, tungsten carbide tips has broad prospects.

Tungsten carbide tips take on the important task of engineering geology, oil exploration, mining and civil construction. Tungsten carbide tips as traditional tips, tips by the complex role of impact and abrasion, harsh working conditions, there are at least wear mine rock form more than four, namely: thermal fatigue wear, shock wear the shock of fatigue wear and abrasive wear. tungsten carbide tips compared with the general tips, have higher hardness, strength and toughness. tungsten carbide able to adapt to changing conditions better,and under the guarantee toughness does not fall have further improve the wear resistance of the alloy. 

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