Notice of buying long reach boom arm

As a professional supplier of excavator long reach boom arm, we ‘d like to introduce some method to check excavator long boom arm quality, below are basic examing way you can seen by eye

1. All steel pipe on long reach boom and arm need to be pickled acidification processing,that can guarrantee steel pipe clean and prevent rusty residue in steel pipe flow to hydraulic pump and cylinder.
2. Clean surface of long reach boom arm and sandblasting before paiting to ensure good looking of long boom arm, and extend product lifetime
3. For main forced part, it should be thicker or with reinforced plates, as standard boom arm you can also see the reinforced plates for forced part,
4. The cylinder of long reach system is also very key during long reach excavator working process,  completely check cylinder quality is neccessary,