With a density 550kg m3 there is something called trupan that i found in the search.
Ultra light mdf vs mdf.
Medium density fiberboard like other aggregate building materials such as quartz counters is derived from the same source that it is emulating.
Lack of wood grain means that mdf will not split when nailed.
Manufactured in chile from 100 radiata pine it features an even density profile and a smooth flawless surface.
Yet the similarity ends at the mill.
Uniboard ultralite mdf is manufactured using 100 softwood fibers resulting in a lightweight workable panel with a light uniform and natural looking colour.
Lightweight mdf are very cost effective and extremely strong while being almost half the weight of traditional mdf panels.
Uniboard ultralite mdf offers the stability and excellent surface smoothness of regular mdf with additional user benefits.
Produced from radiata pine that is 100 percent it sports a flawless surface along with an profile.
However even ultra light splits edges more than wood or even particleboard.
An amazing thing about ultra light mdf is that its edge splits less easily that regular mdf.
Strong light and easy to handle.
Mdf baseboards pros and cons.
Masisa ultralight mdf is a medium density fiberboard that weighs about 30 less than standard mdf.
With a less dense core there will be less of a tendency to split when an edge fastener is inserted.
It will 3 4 in.
The regular mdf is a more dense and seems to me that it helps distribute the vacuum more evenly the ultralight trupan is more porous so the vacuum wants to escape more in areas that are not covered i e.
Masisa ultralight mdf is a moderate density fiberboard that weighs approximately 30 percent less than mdf.
Light weight superior surface quality and easy workability makes masisa ul mdf the perfect choice for moulded routed drilled and slotted components.
Ultralight mdf board 196302 the home depot.