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Paving on a High

Asphalt paver was developed by Barbar Green Co that originally manufactured material handling systems. In 1929, the Chicago Testing Laboratory approached them to use their material loaders to construct asphalt roads.

Valve Guides

ral Exports offers valve guides. In most types of piston engines, a valve guide is provided for each engine valve in the cylinder head. Along with the valve spring, it serves to positively locate the valve so that it may make proper contact with the valve seat. A valve guide is a tube-shaped piece of metal, pressed into the cylinder head, with the valve reciprocating inside it.

Mac,s Vast Product Range

Mac Marketing Corporation offers products ranging from bearings, assemblies, flow controllers to turntables.Mac Marketing Corporation has introduced various ranges of bearings, clamping/locking assemblies, flow controllers and self lubricating bushes.The special kind of bearings called combined bearings which are widely used for combined radial and thrust load for linear motion applications have the following features:

Mac's product range

Mac Marketing Corporation offers products ranging from bearings, assemblies, flow controllers to turntables. Mac Marketing Corporation has introduced various ranges of bearings, clamping/locking assemblies, flow controllers and self lubricating bushes.

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