Wolfram

See Tungsten

Wolframite

(Fe,Mn)WO4: Iron manganese tungstate mineral commonly found in veins associated with granitic intrusions

mtu

An abbreviation for “metric ton units”. One mtu is 1% of a metric ton and so equates to 10 kg. The term is used as the pricing basis for tungsten products, wolframite and APT.

APT

An abbreviation for ammonium paratungstate. APT is the main intermediate tungsten product between wolframite and cemented carbides.

Pure tungsten (sometimes known as wolfram) is a shiny white metal and, in combination with small amounts of carbon and oxygen, is extremely hard and brittle. Tungsten is the heaviest engineering material (with a density of 19.25 g/cm3) and has the highest melting point of all metals, at 3,410 degrees centigrade. It has excellent high […]

Search

Account

Menu

Glossary

Wolfram