Overview of SANY's New Dual Drum Rollers
- STR30: Tailored for medium-sized projects, it balances power and maneuverability.
- STR40: Ideal for more compact spaces, this model combines efficiency with SANY's renowned durability.
SANY's Established Single-Drum Rollers
SSR80 Specs
- Net Horsepower: 68 hp
- Operating Weight: 15,752 lbs
- Vibration Frequency: 29.5/35.5 Hz
- Nominal Amplitude: 0.075/0.047 inches
- Excitation Force: 29,675/24,729 lbf
SSR120HT Specs
- Net Horsepower: 145 hp
- Operating Weight: 26,103 lbs
- Vibration Frequency: 32/36 Hz
- Nominal Amplitude: 1.8/0.9 inches
- Excitation Force: 62,947/40,016 lbf
Detailed Review of Each Model
STR30
STR30 Specs
Engine and Power
- Net Power: 43 hp
- Engine Model: Yanmar 3TNV88C-SDT
Weights
- Operating Weight: 6,878 lbs
- Rear Drum Weight: 3,571 lbs
- Front Drum Weight: 3,306 lbs
Dimensions
- Overall Length: 8' 4" (2,544 mm)
- Overall Height: 8' 6" (2,585 mm)
- Wheelbase: 5' 7" (1,700 mm)
- Drum Width: 47" (1,200 mm)
Performance and Capabilities
- Vibratory System Frequency: 55/67 Hz
- Amplitude: 0.43 mm
- Gradeability: 30/40%
STR40
STR40 Specs
Engine and Power
- Net Power: 43 hp
- Engine Model: Yanmar 3TNV88C-BSTR
Weights
- Operating Weight: 8,179 lbs
- Rear Drum Weight: 4,254 lbs
- Front Drum Weight: 3,924 lbs
Dimensions
- Overall Length: 8' 4" (2,544 mm)
- Overall Height: 8' 6" (2,585 mm)
- Wheelbase: 5' 7" (1,700 mm)
- Drum Width: 54.13" (1,375 mm)
Performance and Capabilities
- Vibratory System Frequency: 55/67 Hz
- Amplitude: 0.43 mm
- Gradeability: 30/40%
What do these new rollers bring to the table?
Expanding SANY’s Reach into Paving and Asphalt Industries
Dual vs. Single Drum Rollers: A Comparative Insight
Looking Forward to the Rollout
"The rollout of SANY's dual drum roller is going to answer the needs for a lot of customers in both paving and adjacent spaces. It's not just the big guys. The offering of a more compact size means those in residential, landscaping and utility work can bridge the gaps in their offerings without the need to rent machines or resort to buying models outside of the SANY warranty they have come to know and expect in their fleets."
Comparing Rollers
| Specification | SSR80 | SSR120HT | STR30 | STR40 |
|---|---|---|---|---|
| Net Horsepower | 74 hp | 160 hp | 43 hp | 43 hp |
| Operating Weight | 15,752 lbs | 26,103 lbs | 6,878 lbs | 8,179 lbs |
| Vibration Frequency | 29.5/35.5 Hz | 32/36 Hz | 55/67 Hz | 55/67 Hz |
| Engine Model | Yanmar 4TNV98CT-YSV | Cummins QSB4.5 | Yanmar 3TNV88C-SDT | Yanmar 3TNV88C-BSTR |
| Overall Length | 16' 11" | 18' 10" | 8' 4" | 8' 4" |
| Overall Width | 6' (1,830 mm) | 7' 4" (2,240 mm) | 4’ 4” (1,312 mm) | 4’ 11” (1,485 mm) |
| Wheelbase | 8' 9" (2,675 mm) | 9' 11" (3,023 mm) | 5' 7" (1,700 mm) | 5' 7" (1,700 mm) |
| Overall Height | 10' 3" (3,125 mm) with Padfoot | 11' 5" (3,490 mm) with Padfoot | 8' 6" (2,585 mm) | 8' 6" (2,585 mm) |
| Drum Width | 66" (1,676 mm) | 84" (2,130 mm) | 47" (1,200 mm) | 54.13" (1,375 mm) |