Sany SY75 Excavator Boom Arm , Excavator Boom Extension 9m Length For Subway Construction
Sany SY75 Excavator Boom Arm , Excavator Boom Extension 9m Length 9m Length
Description:
- Long reach boom Excavator is popular in all kinds of constructions and Projects.
- Long reach excavator is large work range,and ideal equipments in subway construction,dam construction,etc
- Long reach boom excavator is also ideal in dredging work,dredging river,dredging sea,dredging port,etc
Our service:
1. We specialized in customizing all kinds of long boom for all kinds of excavators.
We have detailed dimension of Sany SY75 excavator,so just give us the excavator model is ok.
2. Main sheet Material of this Sany SY75 excavator long reach boom is Q345B + Q690D,the top and bottom cover plate of boom and stick is Q690D,and other sheet is Q345B,Pin’s material is 42CrMo4.
3. Before welding,we have use big edge milling machine mill the edge of the sheet.So the welding can go to the internal of the steel-sheet and make the structure have higher performance.
4. Welding is protective gas welding,the protective gas is 80% Argon and 20% CO2 mixed.
5. For all long boom we produced,will supply follow parts:
- Bucket:1 pcs
- Linkage:1 kits
- Bucket cylinder:1 pcs
- Hydraulic pipe:1 kits
- Lubricant pipe:1 kits
- Counter weight(if need):1 pcs
- Stick cylinder:Can match original stick cylinder to save cost,if you need,we also can prepare
- This Sany 9m long reach excavator boom,Both the stick and bucket cylinder match the original stick cylinder.
6. If you need extra hydraulic pipe for breaker or other attachments,we also can prerpare for you.And the attachments pipe have stop valve in both end,it's easy for replace attachments.
Specification of this Sany SY75 long reach excavator boom arm:
| Total length | 9000 mm |
| Boom length | 5200 mm |
| Stick length | 3800 mm |
| Bucket | 0.3 cum Sand bucket |
| Max reach | 8400 mm |
| Max cut depth | 6180 mm |
| Max cut height | 7200 mm |
| Folding height | 2700mm |
| Material | Q345B+Q690D |
| Extra counter weight | No Need |
We customize this Long boom accroding to customer requirements
Specification:
| Model | LR120 | LR200-1 | LR200-2 | LR300 | LR350 | LR400 | LR450 |
| Total length (mm) | 13000 | 15500 | 18000 | 18000 | 20000 | 22000 | 24000 |
| Self weight (kg) | 3000 | 4150 | 4400 | 5200 | 6000 | 6500 | 7000 |
|
Max cut depth (mm) |
9000 | 11340 | 12200 | 12200 | 14500 | 16100 | 18000 |
| Max reach (mm) | 12500 | 15100 | 17600 | 17600 | 19600 | 21600 | 23200 |
|
Max cut height (mm) |
11300 | 12510 | 13500 | 13720 | 14920 | 16100 | 17300 |
|
Folding height (mm) |
2900 | 2980 | 3040 | 3210 | 3320 | 3400 | 3430 |
|
Bucket capacity (cum) |
0.3 | 0.6 | 0.4 | 0.4 | 0.5 | 0.6 | 0.6 |
|
excavator tonnage (ton) |
10~15 | 16~22 | 20~24 | 25~33 | 30~36 | 35~42 | 40~50 |
Above parameter is our standard parameters,if you need special design,we can customize for you.
Application:
1. We customized this kit Sany SY75 long reach excavator boom arm for SANY Dealer.
2. Final customer is a Concrete Batching Plant,and use this long boom SY75 excavator for sand transporting.
Factory Testing Picture:
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.



