Looking for a reliable supplier for your aluminum spacer production line, but faced with numerous suppliers claiming to be “the best”, how do you distinguish between genuine factories and middlemen?
Based on our over 15 years of experience in the insulating glass accessories industry, this guide will guide you through the key factors that must be evaluated before placing an order.
When you are sourcing for a production line, you need a partner who actually manufactures the spacer bars, not just a trading company. A real factory will have a comprehensive production line, from aluminum strip cutting, roll forming, to surface treatment.
Ask your potential supplier about their daily output capacity. Can they handle large-volume orders without sacrificing precision? At Henghui, our automated production lines ensure stable capacity, providing you with a consistent supply of high-quality aluminum spacer bars that keep your IGU line running smoothly.


This is where most suppliers fail. To ensure a high bending rate and prevent breakage, the technical specifications of the aluminum spacer bar must match your specific equipment.
- For Fully Automatic Bending Machines: The single-side wall thickness must be guaranteed to be above 0.33mm. Any thinner, and you risk cracking the aluminum during high-speed bending.
- For Semi-Automatic Bending Machines: The requirements are more flexible. You can choose wall thicknesses of 0.25mm, 0.28mm, or 0.30mm, offering a better cost-performance ratio.
A reliable supplier will ask about your bending equipment before recommending a product. They don’t just sell you a standard box; they provide tailored solutions.
To truly empower our clients, we offer highly flexible cooperation models. Whether you prefer to customize aluminum strips for your own production or require a complete Aluminum Spacer Bar Production Line, Shandong Henghui is your ideal partner. We provide the full production line equipment, along with all the necessary molds and tooling required for your specific spacer bar dimensions. Furthermore, we offer free on-site installation and professional technical guidance to ensure your team can start production smoothly and efficiently.
You are buying from overseas, so packaging is crucial. Cheap packaging leads to bent or scratched spacer bars during ocean freight, which means you are paying for scrap metal.
A professional supplier uses standard export cartons or customized wooden cases to ensure the goods arrive in perfect condition. For example, we recently shipped a batch of 6A Bendable Aluminum Spacer Bars directly to the Port of Long Beach, USA, (Long Beach Insulating Glass Spacer Bar)arriving in perfect condition thanks to our robust export packaging.
| Parameter | Specifications |
| Product Name | Automatic Aluminum Spacer Bar Production Line |
| Raw Material | Aluminum Strip / Coil |
| Applicable Spacer Width | 5.5A to 26.5A (Customizable) |
| Applicable Wall Thickness | 0.22mm/0.25mm / 0.28mm / 0.30mm / 0.33mm+ |
| Production Speed | 0 – 60 m/min (Adjustable) |
| Key Processes | Uncoiling, Roll Forming, Hole Punching, Cutting |
| Cutting System | Automatic Length Cutting (High Precision) |
| Control System | PLC Control with Touch Screen |
| Molds & Tooling | Customized Molds Provided for Free |
| Installation & Training | Free On-site Installation & Technical Guidance |
| Power Supply | 380V / 50Hz (Customizable based on country) |
| Warranty | 1 Year Main Components Warranty |
| MOQ | 1 Set |
| Delivery Time | 30 – 45 Days after Deposit |






