Stramit PrimeForm

Stramit PrimeForm™ Left-in-place Formwork System is ideal for floor slab construction in residential, commercial and many industrial applications when used in conjunction with propping systems. It is suitable for use in both steel frame and concrete frame floor slab construction where conventional plywood is generally used. In addition Stramit PrimeForm™ Left-in-place Formwork System can be used in post-tensioned slabs.

The Stramit PrimeForm™ Left-in-place Formwork System Technical Manual includes product features as well as installation techniques and formwork design data.

PURLINS IN DUST-PRONE AREAS

In some applications, the lower flanges of conventional purlins are susceptible to dust collection. Where this is regarded as a health or safety problem, Stramit can supply a solution in the form of lappable Z-purlins with downturned lips.

Lapped Z-purlins and girts are recognised as the most economical purlin configuration. To allow the downturned lip Z-purlins to be overlapped, Stramit rolls the flanges at top and bottom to a slightly different width. Turning alternate purlins enables the flanges to nest with each other, providing structural continuity.

While some manufacturers are able to supply both C and Z-purlins with downturned lips, they can only be installed as single or short double spans. Stramit can provide the lappable Zs needed for structural e.....