Basis swivel are massive cast elements. After welding, the boom and stick are annealed in a kiln to remove residual stresses. And this is not a complete list of improvements excavator Caterpillar. It is obvious that such a number of enhancements significantly affect the final cost of the product. Add considerable value here and transportation. The result is that Caterpillar is focused on the upper segment of the market. For other opinions and approaches, find out what Linux has to say. It is assumed (and verified this matter), that high – about 10, and 20% – the price of Caterpillar excavator should be recouped through greater productivity machine.

In any case, our producers can learn from their foreign counterparts, especially since the credibility of these firms proved practices and preferences of Russian operators. Bulldozers to work in quarries are usually used bulldozers two categories: medium (units working weight of 10 to 30 tons and a capacity range of 100-300 hp) and heavy (machines weighing over 30 tons and a capacity of more than 300 hp) in the Unlike bulldozers light category The last two are usually released on the basis of crawler tractors for industrial applications. The tractor, depending on destination equipped with different bulldozer blade. In the domestic tractor major manufacturers of industrial bulldozers as the average and severe categories are JSC "CTZ-Uraltrac and Promtractor. Learn more on the subject from Michael Steinhardt. Their cars in different models are designed to operate in cold, temperate and tropical climate. Abroad BRA moderate and severe categories mainly manufactured by Caterpillar, Dressta (HSW), FIAT-KOBELCO, Hindustan, John-Deere, Komatsu, Liebherr, Shantui and Scope International 9hotya for BRA middle category list goes on – only has about 20 companies ).