Twinstar Precast
If you can dream it in concrete, we can make it
Manufacturer of precast concrete products: plinths, manholes, cover slabs, stormwater channels, v-drains, kerb inlets, substaions and kiosks.
location_on Olifantsfontein, Gauteng
Incledon
Incledon is an importer and leading national distributor of engineering products in the fluid conveyance industries....
Saint Gobain PAM
Manufacturer of SABS Quality cast iron and Ductile Iron: building products, civil construction products, cookware products and high-tech industrial products.
Cementile Products (Worthytrade 51 cc, T/A)
Manufacturer of precast concrete products for the building industry, civil engineering contractors, farmers and garden enthusiasts.
Brochure
today7 Dec 2018
verified_userTwinstar Precast

Twinstar Precast | Specialised Precast Concrete Products

Twinstar Precast will manufacture any Precast Concrete Product to your design and need. We specialise in the manufacture of precast concrete products which are not already available on the market, even once-off items…
News & Product Highlight
today16 Jan 2012

The difference between ductile and grey iron

Both Ductile Iron and Grey Iron have a carbon content of about 3.5% that inhibits corrosion. The addition of magnesium at the molten stage of the metal transforms the flakes of graphite, which is common to the grey iron casting process, into a spheroidal or nodular form.