Tinplate Bottom Ends for Secure & Sustainable Packaging
HJ GROUP’s precision-engineered Tinplate Bottom Ends are designed to deliver hermetic seals, corrosion protection, and extended shelf life for food, beverage, and industrial applications. Crafted from premium electrolytic tinplate (ETP) and tin-free steel (TFS), our bottom ends combine advanced metallurgical technology with rigorous quality control to meet the highest global standards.
Applications
1.Food & Beverage Cans
2.Aerosol Packaging
3.Pet Food Cans
4.Industrial Containers
Product Features
Technical Advantages
Why Choose HJ GROUP’s Bottom Ends?
✅ Customization: Tailored sizes (46-174mm diameter) and coatings for specific needs
✅ Quality Control: 100% automated inspection and laser gauging for ±0.01mm tolerance
✅ Global Supply: Direct access to 3 major ports for seamless international shipping
Technical Specifications
Parameter |
Specification |
Diameter Range |
50-153mm (customizable) |
Tin Coating Thickness |
2.8-22.4g/m² (both sides) |
Rockwell Hardness |
R45-65 (annealed) |
Pressure Resistance |
Up to 300kPa (aerosol applications) |
Trusted by leading brands in 40+ countries, HJ GROUP’s bottom ends are produced across 40 automated production lines, ensuring consistent quality and rapid delivery. Partner with us to elevate your packaging reliability and sustainability.
Can Diameter: 153.4mm
Thickness: 0.24mm
Material: ETP or TFS.
Outside Coating: Clear or Golden Lacquer, OR CUSTOM
Inside Coating:
Golden, White Enamel. (BPA-IN),OR CUSTOM
Printing: As required
Applications: For All Food Cans with Vegetable, Fruits, Meat, Oil,etc.
Technical Data Sheet |
||||
Outside Diameter |
Curl Height |
Countersink Depth |
Compound Weight |
Curl Opening |
163.85-164.15mm |
1.95-2.25mm |
3.05-3.35mm |
100-140mg |
≥2.80mm |
Industry-Leading Performance
Material Innovation:
1.HJ-T5® Tinplate: Cold-rolled steel substrate (0.18-0.50mm) with 2.8/2.8g/m² electrolytic tin coating (ASTM A623 compliant)
2.Smart Surface Tech: Micro-groove texture design enhances coating adhesion by 30% vs. conventional ends
Certified Reliability:
1. Withstands internal pressure up to 1.2MPa (aerosol applications)
2. 0.01mm flange flatness tolerance (exceeds ISO 11949:2016)
Sustainable Manufacturing:
1.ECO-Tinning® Process: 35% reduced tin consumption vs. industry standard
2. Closed-loop water recycling system (140m³/day capacity)
3. KBA Clean Air System
Quality Assurance
1. 100% automated optical inspection (AOI) with 0.2μm defect detection
2.Real-time thickness monitoring (XRF coating analyzer)
Why Choose HJ GROUP’s Bottom Ends?
Customization: Tailored sizes (46-174mm diameter) and coatings for specific needs
Quality Control: 100% automated inspection and laser gauging for ±0.01mm tolerance
Global Supply: Direct access to 3 major ports for seamless international shipping
Application Engineering
Market | HJ Solution | Technical Edge |
Food & Beverage | Laser-optimized curl profile | 360° hermetic sealing for 60-month shelf life |
Aerosols | Triple-seam reinforcement technology | 90kPa pressure retention (EN 14806 validated) |
Pet Nutrition | Anti-corrosion inner coating (BPA-NI*) | H2S resistance ≤0.5ppm (ASTM G67 compliant) |
Specialty Cans | Custom-drawn configurations (φ52-153mm) | 0.08mm thickness variation control |
Some Popular Product Specifications
EASY OPEN ENDS(EOE)/Tin Lids/Can Ends | ||||||
Model | Can Diameter(mm) | Thickness(mm) | Coating Available | Material | Printing | Application |
200D | Φ49.5 | 0.18 | Outside Coating: Clear /Golden Lacquer,or custom Inside Coating: Golden, White Enamel, Aluminized. (BPA-IN),or custom |
ETP or TFS, Bao Steel guaranteed. | With or Without Instruction, Lithography | For All Food Cans with Vegetable, Fruits, Meat, Sea Food, Milk, Oil and others. |
202D | Φ52 | 0.18 | ||||
207D | Φ60 | 0.18 | ||||
209D | Φ62 | 0.18 | ||||
211D | Φ65 | 0.18 | ||||
214D | Φ70 | 0.19 | ||||
300D | Φ73 | 0.19 | ||||
305D | Φ80 | 0.2 | ||||
307D | Φ83 | 0.2 | ||||
315D | Φ95 | 0.21 | ||||
401D | Φ99 | 0.22 | ||||
404D | Φ105 | 0.22 | ||||
502D | Φ127 | |||||
603D | Φ153 | 0.26 | ||||
700D | Φ174 | 0.26 |
Remark | Temper Grade | Typical Application | ||
JIS G3303:2008 | ASTM A623M | EN10202:2001 | ||
ASTM A624M | ||||
ASTM A625M | ||||
ASTM A626M | ||||
Single Reduced (SR) |
T-1 | T49 | TS230 | Drawn and ironed cans, nozzles, spouts, closures, mounting cups, oil filters. |
T-2 | T53 | TS245 | Ring and plugs, dome tops, closures, shallow drawn parts. Drawing cans, bodies,ends for large can. | |
T-2.5 | T54 | TS260 | Battery shells, small can ends and bodies | |
T-3 | T57 | TS275 | Top and bottom of cans, can ends and bodies, large diameter closures, crown caps. | |
T-3.5 | T59 | TS290 | General use, pail ends,pail top caps, 18L, 4L | |
T-4 | T61 | TH415 | Can bodies and ends, crown caps, closures.Bodies and ends for small can. | |
T-5 | T65 | TH435 | Can ends and bodies requiring intensity.Bodies and ends for small can. | |
Double Reduced (DR) |
DR-7M | T71 | TH520 | DRD bodies, dome, Lug cap & 3 piece bodies |
DR-8 | T72 | TH550 | DRD bodies, end, Lug cap & 3 piece bodies | |
DR-8M | T73 | TH580 | ||
DR-9 | T75 | TH620 | DRD bodies, Lug cap & 3 piece bodies Thinner gauge body, end, DRD cans, caps. |
|
DR-9M | T76 | - | ||
DR-10 | - | - | DRD bodies, Lug cap & 3 piece bodies Thinner gauge body, end, DRD cans, caps. |
Keywords: Tinplate Bottom Ends, Food Can Seals, Aerosol Packaging Solutions, Hermetic Sealing, FDA-Compliant Bottom Ends, Food Can Ends, Sustainable Packaging
Classification: Bottom Ends