Technical

For detailed information regarding the manufacture of Vobster Cast Stone please refer to the processes pages for both Semi-Dry & Wet Cast.

For standard or bespoke tailor-made specifications please contact our technical team who will be very pleased to assist.

Performance

All Vobster Cast Stone is manufactured to meet or exceed the requirements of BS1217.
Wet Cast products can be specified from C35 to C50N/mm2.
Semi Dry products C35N/mm2.
Compressive strengths are tested in accordance with BS1217, manufactured and cured in accordance with BS1881 part 116 at 28days old.
Vobster Cast Stone has now set a minimum average of 35M/mm2 as our standard, ensuring a dense compacted mix.

Weathering

With an integral waterproofer incorporated within the mix, Vobster Cast Stone achieve the requirements of BS1217 Capillary Absorption Test (CAT) with the average capillary absorption not exceeding 1.0mg/mm2. Test certificates available on request.

Technical Downloads

Dimensional Tolerances

Dimension (mm)	Tolerance (mm)
< 600mm	+/- 2mm
601 - 1000mm	+/- 3mm
1001 - 2500mm	+/- 4mm
2501 - 4000mm	+/- 5mm
> 4000mm	+/- 6mm

For further information regarding the manufacture and performance of this material, please contact our technical department which will be happy to prepare quotes from your drawings and provide every assistance to ensure that components are produced to give the optimum performance over many years.

Click here to view the specification benefits of using Vobster Cast Stone Wet Cast

Click here to view the specification benefits of using Vobster Cast Stone Semi Dry