卡特 320

Standard and Optional Buckets Standard Bucket: Typically equipped with a standard backhoe bucket with a capacity of approximately 1.4 - 1.6 m³, suitable for general earthmoving and excavation. Optional Range: Depending on working conditions, buckets of various capacities can be fitted, ranging from 0.64 m³ to 1.75 m³, to handle everything from light materials to heavy-load mining operations. Hydraulic Breaker One of the most common attachments. Used for breaking hard rock, concrete pavements, or for secondary crushing in mining operations. Hydraulic Scrap Grapple / Grab Used in scrap steel processing, timber handling, or waste sorting. Replaces the bucket to achieve grabbing and loading functions. Rock Cutter / Trencher Used to cut narrow, straight trenches in hard rock. Commonly used for slope trimming or pipeline installation.

CAT 320 is Caterpillar’s flagship 20-ton medium hydraulic crawler excavator, a benchmark machine with huge global demand for both new and used units. It is widely used in highway infrastructure, municipal pipeline construction, residential foundation work, river dredging, sand yard operation and light rock breaking. It can be equipped with hydraulic breakers, grapples and rippers to achieve multi-purpose operation. Powered by original Cat C4.4 turbocharged engine and advanced electronic load-sensing hydraulic system, it delivers balanced power and lower fuel consumption. Reinforced boom, stick and undercarriage guarantee long service life under tough working conditions. Multiple emission versions meet worldwide market requirements. Supported by Caterpillar global spare parts network, it enjoys convenient maintenance and excellent resale value. It is the preferred 20-ton workhorse for overseas contractors and rental companies.