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Metal materials

Nonferrous metal, Rare metals, Rare And Noble Metal, Metal powder.

Nano materials

Nanometer TiO2 Series, Nanometer SiO2 Series,Nanopowder,Graphene.

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Production of tin nanometric powders by hydrogen DC claret arc evaporation.

About us

Gerhold Chemetals Co., Ltd is a German company founded both in Germany and China in 1997.

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Yttrium oxide for sale.

Silver nitrate uses.

Gerhold Chemetals Co., Ltd.

  Gerhold Chemetals Co., Ltd is a German company founded both in Germany and China in 1997, focuses on research and development of Metallic powders, Metal Compounds nano powders. We can customize products according to customers’ special requirements.

  Our technologies are from Elektrotechnik University, Aachen University, München University and Beijing University.

about

 The advantages of our products:

   1. Uniform particle size 
   2. invariant Shape
   3. High purity, reach 99.999999
   4. Good dispersion

 

  In worldwide market, Gerhold Chemetals has sold products to more than 50 countries. We will keep on developing and enlarging business by our advantages.

What is Niobium pentoxide used for?

Submitted by News on Mon, 12/10/2018 - 01:32

Niobium pentoxide is the asleep admixture with the blueprint Nb2O5. It is a colourless baffling solid that is adequately unreactive. It is the capital forerunner to all abstracts fabricated of niobium, the ascendant appliance getting alloys, but added specialized applications cover capacitors, lithium niobate, and optical glasses.

Niobium pentoxide is acclimated mainly in the assembly of niobium metal, but specialized applications abide for lithium niobate and as a basic of optical glass.

Voestalpine opens new automotive plant in China

Submitted by admin on Fri, 12/07/2018 - 08:12

The voestalpine Group has opened a new plant in its metal forming division, in Shenyang, China.

The facility will produce ultra-high strength body-in-white parts for automotive customers. A total of around €25 million has been invested to date in constructing the plant which will employ a staff of around 70 during the first phase. Further expansion phases are already planned.

NIST have improves the stress testing

Submitted by admin on Fri, 12/07/2018 - 08:10

A team of scientists at the US National Institute of Standards and Technology (NIST) has developed a method of measuring material stress that takes more aspects of the part into account.

The materials scientists used a special X-ray machine at Argonne National Laboratory to look within a piece of material smaller than a cubic micrometer.

Expansion of SLS specialist

Submitted by admin on Fri, 12/07/2018 - 07:57


  

FKM Sintertechnik GmbH, a German specialist in selective laser sintering (SLS), has opened a new production hall to make additive manufactured products.

The company has ordered several machines in the medium and large build-chamber range from Concept Laser for the new 700 m2 facility.

Dynacast acquires Tek-Cast Inc

Submitted by admin on Fri, 12/07/2018 - 07:55



Dynacast, a manufacturer of precision metal components, has signed an agreement to acquire Tek-Cast Inc/MH Machining Group, based in Illinois, USA.

he acquisition and the addition of the Tek-Cast team expands Dynacast's multi-slide zinc, aluminum and CNC machining capacity in North America, the company said.

LPW have launches new powder flow measurement kit

Submitted by admin on Fri, 12/07/2018 - 07:50


AM powder metal specialist LPW Technology has developed Powderflow, a comprehensive powder flow measurement kit that allows users to characterize the powder flow to known ASTM standards.

According to the company, some users can confuse machine problems with powder problems and vice versa, resulting in significant time and cost being wasted before a fault is found.

Applications of Chromium(III) oxide

Submitted by admin on Fri, 12/07/2018 - 07:46

Chromium(III) oxide is an inorganic compound. It is one of principal oxides of chromium and is used as a pigment. In nature, it occurs as the rare mineral eskolaite.


Because of its considerable stability, chromia is a commonly used pigment and was originally called viridian. It is used in paints, inks, and glasses. It is the colourant in "chrome green" and "institutional green." Chromium(III) oxide is a precursor to the magnetic pigment chromium dioxide, according to the following reaction:

History of Metal silicon

Submitted by admin on Thu, 12/06/2018 - 09:49

Attention was aboriginal declared by Antoine Lavoisier to the silica oxide as accessible a basal actinic aspect fatigued to abstract in 1787. After an attack to silicon in 1808, Sir Humphry Davy called "silicon" proposed for silicon, the Latin silica Silicis for Flint, and abacus the "-ium" ends, because he believed that it is a metal was.