卡特 320 GC

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.

The CAT 320GC is a cost-effective 20-ton medium hydraulic excavator of Caterpillar new generation, a popular second-hand machine for municipal infrastructure and general earthmoving projects worldwide. It features three core strengths: reliable genuine Cat C4.4 turbocharged engine, energy-saving electro-hydraulic load-sensing system and balanced durable standard undercarriage. It undertakes general construction tasks including municipal pipeline work, road foundation excavation, river dredging and light rock crushing. Optional hydraulic breaker piping enables quick fitting of breakers, grapples and rippers for multi-purpose operation. The mechanical direct-injection Cat C4.4 engine requires no urea aftertreatment for Tier3 versions to simplify maintenance. It maintains stable power output under high-temperature and dusty working conditions with good compatibility with low-grade diesel. Supported by Caterpillar’s global spare parts network to reduce downtime. Its reinforced boom & stick and stable chassis deliver excellent durability, making it the preferred cost-effective 20-ton excavator for overseas medium contractors and equipment rental companies.