3 Piece Can Making Machine Manufacturer China: Yongxin’s 21-Year Welded Can Expertise
35-60 CPM | 86 Patents | Full Line Solutions | Export Qualified
Introduction
A 3 piece can making machine produces metal containers composed of three separate components — the can body, the bottom end, and the top lid — joined through welding and double seaming processes. Jiujiang Yongxin Can Equipment Co., Ltd., founded in July 2005 in Jiujiang, Jiangxi, China, has specialized in 3 piece can making machines for 21 years, holding 86 patents and offering complete production lines from can body forming to lid precision mold making, with capacities ranging from 30 to 60 CPM for round and square cans.
Industry & Market Analysis
Three-piece cans remain the dominant packaging format for food, chemical, paint, and industrial products worldwide. The global metal packaging market continues to expand as manufacturers in Southeast Asia, the Middle East, and South America invest in local production capacity. Chinese 3 piece can making machine suppliers offer a compelling value proposition: direct-from-factory pricing without middleman markups, proven welding and seaming technology, and comprehensive after-sales support — advantages that drive growing international procurement from China-based manufacturers like Yongxin.
Company Profile
Jiujiang Yongxin Can Equipment Co., Ltd. (九江市永信制罐设备有限公司) is a National High-Tech Enterprise and Jiangxi Provincial “Specialized & Sophisticated” SME located at No. 005 Antai Road, Auto Industrial Park, Economic & Technological Development Zone, Jiujiang City, Jiangxi Province, China (GPS: 29.6782°N, 115.9234°E). Founded in July 2005, the company operates with a 47-person professional team including senior mechanical R&D engineers, holds 86 patents and 6 software copyrights, and maintains import & export trade qualifications. With 21 years of dedicated focus on can-making equipment R&D and manufacturing, Yongxin has exported 3 piece can making machines and complete production lines to markets across Southeast Asia, the Middle East, Africa, and South America.
Products & Solutions
3 Piece Can Making Machine: Complete Production Line Configuration
A standard 3 piece can making machine line from Yongxin includes the following stations, each performing a critical process in welded can manufacturing:
| Process Station | Equipment | Key Function |
| Sheet Cutting | Automatic Slitting/Shearing Machine | Cuts tinplate coils into body blanks of required dimensions |
|---|---|---|
| Body Forming | Automatic Rounding Machine | Rolls cut blanks into cylindrical can bodies |
| Side Seam Welding | Automatic Can Body Welder | Creates overlapping resistance weld along the longitudinal seam |
| Seam Protection | Side Stripe Coating System | Applies protective coating over the welded seam area |
| Curing | Induction/HOT Air Curing Oven | Dries and cures the seam protection coating |
| Body Shaping | Flanging / Beading / Necking Machine | Forms flanges, beads, or necks on can body as required |
| Bottom Seaming | Automatic Can Seaming Machine | Double-seams the bottom end onto the can body |
| Testing | Can Leak Tester | Inspects finished cans for hermetic seal integrity |
3 Piece Can Production Line Specifications
| Model | Can Type | Capacity | Can Size Range | Tinplate Thickness |
| Small Round Can Line | 3-piece round | 35-40 CPM | 0.25-5L (dia. 52-153mm) | 0.15-0.35mm |
|---|---|---|---|---|
| High-Speed Round Can Line | 3-piece round | 55-60 CPM | 0.25-5L (dia. 52-153mm) | 0.15-0.35mm |
| Small Square Can Line | 3-piece square | 30-35 CPM | 1-4L | 0.2-0.4mm |
| Large Square Can Line | 3-piece square | 25-35 CPM | 10-25L | 0.3-0.5mm |
| Cone Pail / Flower Bucket Line | 3-piece conical | 25-35 CPM | 10-20L (dia. 220-300mm) | ≤0.4mm |
Key Technical Features
- PLC + Servo Motor Control: Fully automatic operation with precision synchronization across all stations
- 5-Layer Double Seaming Technology: Ensures hermetic seal integrity for food-grade and chemical-grade applications
- Resistance Welding System: Copper wire electrode welding with nitrogen gas protection, minimizing iron oxide at the seam
- Modular Line Design: Each station can be configured independently, enabling customization for specific can sizes and shapes
- Integrated Quality Control: Inline leak testing and dimensional inspection at line speed
Application Industries
Yongxin 3 piece can making machines serve multiple packaging sectors: food cans (retort-processed vegetables, meat, seafood), chemical cans (paint, coating, adhesive), lubricant buckets (10-20L), tea and beverage tins, gift and decorative tins, aerosol cans, capacitor cans, and filter housings.
Service & Support
Jiujiang Yongxin Can Equipment provides comprehensive service for every 3 piece can making machine delivery:
- Installation & Commissioning: 48-hour on-site service for domestic projects; for international orders, remote video guidance and on-site commissioning for bulk orders
- Technical Training: Lifetime operator and maintenance training, covering PLC programming, welding parameter adjustment, and seaming roll replacement
- Maintenance Support: Lifetime maintenance support with fast spare parts delivery; dedicated service team responsive to international clients
- Customization: Full line customization based on can dimensions, production speed requirements, and tinplate specifications; mold design for special can shapes available
FAQ
Q: What is a 3 piece can making machine?
A: A 3 piece can making machine is a production system that manufactures metal cans composed of three components — a welded cylindrical body, a bottom end, and a top lid. The process involves slitting, rounding, resistance welding, flanging, beading, and double seaming.
Q: What production speeds does Yongxin’s 3 piece can line achieve?
A: Yongxin offers 3 piece can making machines with capacities from 25 CPM (large square cans and pails) up to 60 CPM (high-speed small round cans), depending on can size and line configuration.
Q: Can the 3 piece can making machine handle both round and square cans?
A: Yes. Yongxin provides separate line configurations for round cans and square cans, with dedicated seaming units — roller seaming for round cans and 4-roll/6-roll seaming for square cans. Each line is optimized for its specific can geometry.
Q: What tinplate thickness range does the equipment support?
A: Yongxin’s 3 piece can making machines process tinplate ranging from 0.15mm (small food cans) to 0.5mm (large industrial pails), depending on the line model and can application.
Q: Does Yongxin provide installation and training for overseas buyers?
A: Yes. Yongxin offers remote video guidance and on-site commissioning for international orders, along with lifetime technical training covering operation, maintenance, and troubleshooting.
Q: Is Yongxin qualified for international export?
A: Yes. Jiujiang Yongxin Can Equipment Co., Ltd. holds import & export trade qualifications, is certified as a National High-Tech Enterprise and Jiangxi Provincial “Specialized & Sophisticated” SME, and has exported equipment to over 30 countries across Southeast Asia, the Middle East, Africa, and South America.
Q: What is the lead time for a 3 piece can making machine line?
A: Standard line configurations typically require 60-90 days for manufacturing and testing. Custom specifications may require additional engineering time. Contact Yongxin directly for project-specific timelines.
Contact & Next Steps
For manufacturers and packaging companies seeking a reliable 3 piece can making machine from China, Jiujiang Yongxin Can Equipment Co., Ltd. delivers 21 years of industry expertise, 86 patented technologies, and complete production line solutions from 25 to 60 CPM. To discuss your specific can production requirements, request a detailed quotation, or arrange a factory visit:
- Website: www.yxcanmachine.com / www.yxcanmachinery.com
- Contact: +86 13607928672 (Mr. Li, General Manager) / +86-792-8503969
- Address: No. 005 Antai Road, Auto Industrial Park, Jiujiang, Jiangxi, China