High Purity Metals

Description:

William Rowland, WR Refined Metals high purity arsenic is needed to produce III/V-semiconductors like gas, which is used to make high frequency integrated circuits (power amplifiers in cell phones, radar technology, wireless devices etc.) As well in the manufacture of LED's and laser diodes.

Qualities:
It is supplied in Ingots (99% Min As) or powder. Certificate of compliance available to all customers.

Applications:
Medical, agricultural, doping agent in solid-state devices and automotive.

Description:

William Rowland, WR Refined Metals high purity cadmium is produced as a by-product of zinc refining

Cadmium has a low coefficient of friction and is fatigue resistant. Cadmium is used as a corrosion-resistant plating on steel.

Qualities:
We can supply 99.99% min purity metal in sticks (240 gram) and ball anodes (500 gram). We also supply a range of cadmium sheets, wire, and powder.

Applications:
Cadmium sticks are used for alloys, colours, and chemicals. Cadmium ball anodes are used in the plating industry. In addition, cadmium is used for batteries, electroplating and nuclear fission.

Description:

William Rowland, WR Refined Metals High Cobalt plays a vital role in giving the alloy its mechanical and physical properties. Cobalt alloys have good magnetic properties, corrosion properties and excellent strength at elevated temperatures. Cobalt alloys are often found with the presence of Cr, W and Molybdenum that allow the alloy to form metal carbides that give the material its unique properties.

Qualities:
We are stockists of Vale cobalt cathode rounds (cobalt 99.9%) which are produced by the electrolytic process in Canada. The rounds are approximately 35mm diameter x 6mm thick.

Applications:
Cobalt is used primarily in EV battery production, but alloys containing cobalt are also used in the Medical and Aerospace industries refined nickel alloys

Description:

William Rowland, WR Refined Metals anitomy is used to harden alloys. Antimony does not tarnish in dry air and is relatively unreactive.

Antimony is a poor conductor of heat and electricity. It is stable in dry air and is not attacked by dilute acids or alkalis. Antimony and some of its alloys expand on cooling.

Qualities:
Antimony is available in approximately 20kg ingots (99.65% Sb min). The material is quite brittle and is readily broken down to give smaller pieces, which we can supply in a range of sizes to suit customer requirements - for example, 0-3mm and 0-8mm.

Applications:
Automotive, electronic, ceramics and paint

Description:

William Rowland, WR Refined Metals bismuth expands as it solidifies making it ideal for uses, such as in the casting of printing type, and automotive

Bismuth is stable to both dry and moist air at ordinary temperatures.

Qualities:
We supply ingots and pellets, 99.99% Bi pharmaceutical grade and metallurgical grade. The pellets are produced in the 2.5 gram to 150 gram range for ladle addition.

Applications:
Medical, automotive, electronic, solders

Description:

Chromium is the main additive in transforming Steel to Stainless Steel. It’s high corrosion resistance and hardness mean this metal is mostly utilized in Stainless Steel production and Chromium plating.

Qualities:
We are the UK Distributor for DCX Chrome (formally known as Delachaux), who produce aluminothermic grades 99.4% min for air melting and 99.6% Cr min for vacuum melt applications. DCX Chrome also produces a unique double degassed briquette (DDB) 99.8% Cr min which is equivalent to the highest quality electrolytic grades.

Applications:
Medical, automotive, aerospace, steel making

Description:

William Rowland, WR Refined Metals Calcium is added to steel to modify inclusions and desulfurize the steel this helps prevent nozzle clogging in continuous casting.

Calcium metal is used as a reducing agent in preparing metals such as thorium and uranium. It can also be used as an alloying agent for aluminium, beryllium, copper, lead and magnesium alloys.

Qualities:
We supply calcium in ingots, crowns, granules and needles. Typical analysis is Ca 97%, Al 1.8%, Mg 0.8%, but higher grades are available on request.

Applications:
Additive in steel making

Description:

William Rowland, WR Refined Metals low carbon iron billet, otherwise known as mild steel, is relatively soft but equally ductile and tough.

Low Carbon is typically more ductile, machinable, and weldable than other steels, however, it is difficult to harden and strengthen through heating and quenching.

Qualities:
We supply Low Carbon Iron Billet (approx. 25kgs/each) and high purity electrolytic iron flake.

Applications:
Construction

Description:

William Rowland, WR Refined Metals molybdenum is used in alloys to increase strength, hardness, electrical conductivity, and resistance to corrosion.

Qualities:
We supply pure solids, sheet cuttings, bar ends and sintered bar.99% to 99.995% min

Applications:
Manufacturing, Aerospace, Defence

Description:

William Rowland, WR Refined Metals indium has a low melting point and remains soft and workable at low temperatures.

Indium dissolves in acids, but does not react with oxygen at room temperature.

Qualities:
For use in non-ferrous applications in the form of ingots 1 kg to 25 kg assaying at 99.7% to 99.9% In. Also as deoxidation products available in 95- 99% grades, alternative specifications available upon request. We also have available the full range of LM grades in ingot form.

Applications:
Medical, Electronics

Description:

William Rowland, WR Refined Metals magnesium is lightweight, low density and is resistant to corrosion and performs well at high temperatures.

Our magnesium ingots produce metal that is easy to machine at a competitive cost.

Qualities:
We supply magnesium in ingots (99.9% min) of approx. 8kgs and small pieces of 100, 200 and 300 grams.

Applications:
Additive in steel production, automotive, construction

Description:

William Rowland, WR Refined Metals silicon is a metallic or semiconductor alloy which prevents shrinkage and performs well at high temperatures.

Silicon is available in the lumpy or powder forms for use in non-ferrous alloying applications especially in aluminium and copper base products.

Qualities:
Our standard product is 98.5% Si min. However, low residual versions are available on request.

Applications:
Additive in steel production, electronics, automotive

Description:

William Rowland, WR Refined Metals silver is used as an alloying agent in the manufacture of soler and brazing alloys but more and more in the electronics industry as part of semi-conductors, LED chips, touch screens and more.

Purchasing silver grain makes it easy to weigh out precise amounts. Our product is authentic and high quality.

Qualities:
We supply 99.9% min silver grains of various sizes.

Applications:
Automotive, soldering and brazing alloys, medical, electronic.

Description:

William Rowland, WR Refined Metals sodium is often used in heat exchangers and as a reagent in the chemicals industry.

We supply sodium ingots and sticks in various shapes and sizes to suit the final application.

Qualities:
Typical analysis is Na 99.8%, Ca 500 ppm, K 300 ppm.

Applications:
Nuclear

Description:

William Rowland, WR Refined Metals tungsten is strong and durable. It is resistant to corrosion and has the highest melting point and highest tensile strength of any element.

Qualities:
We supply 99.8% tungsten solids and various specifications of wire.

Applications:
Steel and superalloy manufacturing but also the filaments in light bulbs and cathode ray tubes.