Q355B Hitachi EX220 Excavator Long Boom 0.4m3 Bucket
Hitachi EX220 16 Meters Excavator Long Reach Boom For Construction
| Arm length(mm) | 15380 | 15380 | 18000 | 20000 |
| Weight(KG) | 4000 | 4200 | 5200 | 6000 |
| Bucket capacity(m³) | 0.4 | 0.4 | 0.4 | 0.5 |
| Maximum digging depth(mm) | 11340 | 11370 | 13000 | 15000 |
| Maximum extension(mm) | 15100 | 15100 | 17600 | 19600 |
| Maximum digging height(mm) | 12510 | 12610 | 13720 | 14920 |
| Folding height(mm) | 2980 | 3040 | 3210 | 3210 |
| Adapter excavator tonnage(ton) | 20 | 22 | 30 | 35 |
Description
The long reach arm extends the scope of work. According to the working conditions and requirements of excavator,it is the front end of the working device of excavator.The long reach arm require special design and manufacture.
Advantages
1. Rod seal:superior quality named-brand seals improve a longer life and seal effect polyurethane U-packing rod seals/buffer seals · bonded-to-metal wiper seals custom seals available
2. Tube:Skived&burnished or vertical honing tube assures the concentricity and straightness
3. Bushing:Hardened steel bushing or copper bushing
4. Eye:All eyes are made of forged high strenght steel improve cylinder not only in appearance but in mechanical performance
5. Rod:Induction hardened prior to chrome plating enhances the surface hardness,enhanced chrome plating improve corrosion resistence and anti-scratch performance
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