Internal gear pumps are very versatile in terms of the application they can cover. From very thin liquids (less than 1 cps) to very thick liquids (more than 100,000 cps), clean liquids to abrasive liquids, oils to corrosive liquids, very small flow rate (<1 m3/hr) to high flow rate (365 m3/hr), low pressure to high pressure, intermittent to continuous applications- Viking pumps have been serving the industry worldwide with all these applications over last 100 years.
Here is link to some of the applications that are covered by Viking pumps