China PV Ribbon Rolling Mills from GRM Rolling Mill factory are core equipment designed for manufacturing high-precision, high-quality photovoltaic ribbons. They precision-roll oxygen-free copper wire into ultra-thin flat ribbon for solar cell interconnection, ensuring excellent thickness consistency, smooth edges, and reliable mechanical performance. This equipment is key to enhancing the efficiency and reliability of PV modules.
|
Application |
Description |
|
PV Interconnection Ribbon |
Solar cell interconnection |
|
Bus Ribbon |
Current collection conductor |
|
Ultra-Thin Copper Ribbon |
High-efficiency PV modules |
|
Item |
Specification |
|
Incoming Material |
Oxygen-Free Copper Wire |
|
Input Diameter |
φ2.6–φ3.5 mm |
|
Ribbon Width |
3–8 mm |
|
Thickness Range |
0.05–0.45 mm |
|
Thickness Tolerance |
±0.004 mm |
|
Width Tolerance |
±0.03 mm |
|
Width/Thickness Ratio |
≤160 |
|
Line Speed |
120m/min |
1. Ultra-high precision rolling: Ensures thickness and width tolerances reach the micron level, meeting the stringent requirements of ultra-thin busbars.
2. Superior stability: Guarantees uniform and consistent strip surface quality with burr-free edges, reducing subsequent processing defects.
3. Flexible process window: Wide range of thickness and width adjustments allows for rapid switching between multiple product specifications.
4. High-efficiency production capacity: High line speed design increases single-machine output and reduces unit production costs.
5. Intelligent interfaces: Reserved interfaces for various sensors and control systems, laying the foundation for digital upgrades.

To meet specific production needs, the equipment offers the following optional configuration modules:
Industry Trend: Ultra-Thin PV Ribbon Production
As photovoltaic modules continue improving efficiency and reducing material consumption, thinner PV ribbon production is becoming a major industry trend. Increasing demand for ultra-thin copper ribbon is driving higher requirements for rolling precision, roll configuration upgrades, and dimensional stability in photovoltaic ribbon manufacturing.
1. What materials can be processed by the PV ribbon rolling mill?
The system is mainly designed for oxygen-free copper wire and precision conductive copper materials used in photovoltaic ribbon production.
2. What thickness range can the machine achieve?
The rolling mill supports finished ribbon thickness from 0.05 mm to 0.45 mm depending on production requirements.
3. Can the equipment support ultra-thin PV ribbon production?
Yes. The system is designed for high-precision thin ribbon rolling and supports future upgrade requirements for thinner photovoltaic ribbon applications.