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HOPEX-Solar Panel Bracket
Specification sheet first. Below is the full technical definition of the HOPEX solar panel bracket roll forming machine, followed by what each number means on the shop floor.

| Parameter | Value | Note |
|---|---|---|
| Feeding strip width | 210 mm | Fixed tooling configuration |
| Forming thickness | 2.0 – 3.0 mm | Galvanized or carbon steel coil |
| Production capacity | 10 – 20 m/min | Sustained output rate |
| Molding speed | 15 – 30 m/min | Mill speed excluding punch dwell |
| Roller stations | 26 lines | Progressive forming sequence |
| Main shaft | 80 mm solid shaft | 45# steel, forged, 0.05 mm chrome plated |
| Roller material | Cr12MoV, quenched HRC 58–62 | Surface hardness for tooling life |
| Overall dimensions | 12000 × 1550 × 1600 mm | Length × width × height |
| Machine weight | 8000 kg | Frame mass for vibration damping |
| Power supply | 380 V | Three phase |
| Installed power | 18.5 KW × 2 + 11 KW × 2 + 4 KW + 3 KW | Drive + punch + cut + press |
| Origin | Tianjin, China | HOPEX manufacturing base |
| Warranty | 2 years | Parts support included |
The 210 mm feeding width fixes the developed blank length of the bracket. Because tooling is dedicated rather than adjustable, the pass design can be optimised for one section instead of compromised across several.
Bending 2.0 – 3.0 mm steel in few aggressive passes causes springback and edge wave. Spreading the same total deformation over 26 stations keeps each step small, so corners stay square and the zinc layer survives.

Shaft deflection shows up directly as profile variation. An 80 mm solid shaft in 45# steel, forged, 0.05 mm chrome plated resists bending under the roll separating force generated at 3.0 mm thickness.

| Station | Rating | Function |
|---|---|---|
| Main forming drive | 18.5 KW × 2 | Drives the 26 roller stations |
| Punching hydraulics | 11 KW × 2 | In-line hole punching |
| Cutting hydraulics | 4 KW | Tracking cut-off |
| Pressing hydraulics | 3 KW | Material hold-down |

| Quantity | Lead time |
|---|---|
| 1 set | 30 days |
| 2 – 5 sets | 45 days |
| Above 5 sets | Confirmed with our engineers |

Q1. Is the 210 mm width adjustable?
The line is tooled for 210 mm. Additional tooling sets can be produced against your section drawing.
Q2. What is the difference between capacity and molding speed?
Molding speed 15 – 30 m/min is the mill speed; production capacity 10 – 20 m/min is the sustained output once punching and cutting cycles are included.
Q3. How hard are the rollers?
Cr12MoV, quenched HRC 58–62.
Q4. What foundation is needed?
A level floor able to carry approximately 8000 kg over a 12000 × 1550 × 1600 mm footprint.
Q5. What supply voltage?
380 V three phase.
Q6. What documentation is supplied?
Machinery test report and video outgoing inspection, plus operation and maintenance manuals.