banner

Metal materials

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

Nano materials

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

WhatsApp:

+86 180 5010 0836

Phone:

+86-592-5365868

 

News

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.

Blog

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.

Graphite From Atramentous Seam Metamorphism

Submitted by News on Mon, 12/10/2018 - 06:19

Some graphite forms from the metamorphism of atramentous seams. The amoebic actual in atramentous is composed mainly of carbon, oxygen, hydrogen, nitrogen and sulfur. The calefaction of metamorphism destroys the amoebic molecules of coal, volatilizing the oxygen, hydrogen, nitrogen and sulfur. What charcoal is a about authentic carbon actual that crystallizes into mineral graphite.

Titanium Dioxide Rutile Occurrence

Submitted by News on Mon, 12/10/2018 - 06:17

Titanium Dioxide Rutile occurs in nature as the well-known minerals rutile, anatase and brookite, and additionally as two high pressure forms, a monoclinic baddeleyite-like form and an orthorhombic α-PbO2-like form, both found recently at the Ries crater inBavaria. It is mainly sourced from ilmenite ore. This is the most widespread form of Titanium Dioxide Rutile -bearing ore around the world. Rutile is the next most abundant and contains around 98% Titanium Dioxide Rutile in the ore.

Oxidation of methanol to formaldehyde on cation vacant Mo Oxide

Submitted by News on Mon, 12/10/2018 - 06:13

A spinel-type agitator of the agreement Fe2.50(1−z/3)V0.20(1−z/3)Mo0.30(1−z/3)□zO4, where z is the amount of cation vacancies (□), was able beneath abbreviation atmosphere. From the bargain sample a amount of preoxidized samples were fabricated by TPO assay of the bargain actual to altered end temperatures alignment from 150 to 450 °C. XRD shows that the spinel-type anatomy is maintained irrespective of the amount of preoxidation of the sample and the accompanying accretion amount of cation vacancies.

Uses of Ferro Niobium

Submitted by News on Mon, 12/10/2018 - 06:10

Niobium is a agleam adaptable metal with a white luster, which takes a bluish cast if apparent to air at allowance temperature. It has abounding similarities to tantalum and both are generally begin in niobium minerals. The primary mineral from which niobium is acquired is accepted as pyrochlore. The world’s better deposits are amid in Brazil. The ferro niobium marketed by Fondel Metals BV originates from the Catalão mining operation of Anglo American Brazil.

Cleaner air-con to antifungal aluminium

Submitted by News on Mon, 12/10/2018 - 06:05

Korean engineers have shown that a specially-designed aluminium surface could help improve the air quality produced by air-conditioning units.

We’ve all become accustomed to using heating, ventilation and air-conditioning systems to manage the environment in our homes and offices. If improperly maintained, these systems can offer the perfect conditions for growth and circulation of some microbial contaminants that can aggravate respiratory conditions like asthma or bronchitis.

Uses of welded wire mesh

Submitted by News on Mon, 12/10/2018 - 06:03

Welded wire mesh is an electric fusion welded prefabricated joined grid consisting of a series of parallel longitudinal wires with accurate spacing welded to cross wires at the required spacing.

Machines are used to produce the mesh with precise dimensional control. The product can result in considerable savings in time, labour and money.

Ferro Niobium for sales

Submitted by News on Mon, 12/10/2018 - 05:59

Ferro Niobium is an important iron niobium alloy, with a niobium content of 60-70%. It is the main source for niobium alloying of HSLA steel and covers more than 80% of the world wide niobium production. The niobium is mined from pyrochlore deposits and is subsequently transformed into the niobium pentoxide Nb2O5.

This oxide is mixed with iron oxide and aluminium and is reduced in an aluminothermic reaction to niobium and iron.

The uses about Welded wire mesh

Submitted by News on Mon, 12/10/2018 - 05:30

Welded wire mesh is a professional manufacturer and exporter, featuring production and sales of welded wire products, in a wide variety. Welded wire mesh products include welded bar wire mesh, concrete welded mesh, welded wire gabions, welded wire mesh panels, screen, containers and etc. In addition to part of the domestic market, most of the products exported over the years to the United States, South Korea, Indonesia, Singapore, Malaysia, the Philippines, Egypt, Vietnam and some European countries and regions.