305# Tinplate Bottom Lids for Food Packaging for Paper Tubes Storage Candies Chocolate
305D Tinplate Bottom Ends
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
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- Beverages, soups, ready meals, and infant formula
- FDA/EFSA-compliant for direct food contact, ensuring product safety
2.Aerosol Packaging
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- Deodorants, insecticides, and automotive sprays
- Pressure-resistant design (up to 300kPa) for safe containment of propellants
3.Pet Food Cans
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- Wet pet foods, treats, and supplements
- Moisture-proof seals prevent spoilage and maintain product freshness
4.Industrial Containers
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- Lubricants, paints, and chemicals
- Chemical-resistant coatings protect against harsh substances
Product Features
- Material: Electrolytic tinplate (ETP) or Electrolytic Tin Free Steel (TFS) with 2.8-22.4g/m² tin coating
- Thickness: 0.18-0.35mm (customizable)
- Surface Finish: Bright BA or Matt MA, compatible with decorative printing
- Seam Strength: ≥180N (ISO 17469 compliant) for leak-proof performance
Technical Advantages
- Hermetic Sealing: Double-seam technology ensures 100% airtightness
- Corrosion Protection: Proprietary chromium oxide treatment provides 1500+ hours salt spray resistance
- High-Speed Production: Compatible with 1,500 cans/min filling lines
- Sustainability: 95% post-consumer recyclability with lightweight design
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
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Parameter |
Specification |
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Diameter Range |
50-153mm (customizable) |
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Tin Coating Thickness |
2.8-22.4g/m² (both sides) |
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Rockwell Hardness |
R45-65 (annealed) |
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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.
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Technical Data Sheet |
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Outside Diameter |
Curl Height |
Countersink Depth |
Compound Weight |
Curl Opening |
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60.95-61.25mm |
1.75-2.05mm |
2.85-3.15mm |
32-52mg |
≥2.80mm |
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Remark |
Temper Grade |
Typical Application |
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JIS G3303:2008 |
ASTM A623M |
EN10202:2001 |
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Single |
T-1 |
T49 |
TS230 |
Drawn and ironed cans, nozzles, spouts, closures, mounting cups, oil filters. |
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T-2 |
T53 |
TS245 |
Ring and plugs, dome tops, closures, shallow drawn parts. Drawing cans, bodies,ends for large can. |
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T-2.5 |
T54 |
TS260 |
Battery shells, small can ends and bodies |
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T-3 |
T57 |
TS275 |
Top and bottom of cans, can ends and bodies, large diameter closures, crown caps. |
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T-3.5 |
T59 |
TS290 |
General use, pail ends,pail top caps, 18L, 4L |
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T-4 |
T61 |
TH415 |
Can bodies and ends, crown caps, closures.Bodies and ends for small can. |
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T-5 |
T65 |
TH435 |
Can ends and bodies requiring intensity.Bodies and ends for small can. |
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Double |
DR-7M |
T71 |
TH520 |
DRD bodies, dome, Lug cap & 3 piece bodies |
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DR-8 |
T72 |
TH550 |
DRD bodies, end, Lug cap & 3 piece bodies |
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DR-8M |
T73 |
TH580 |
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DR-9 |
T75 |
TH620 |
DRD bodies, Lug cap & 3 piece bodies |
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DR-9M |
T76 |
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DR-10 |
- |
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DRD bodies, Lug cap & 3 piece bodies |
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Keywords: Tinplate Bottom Ends, Food Can Seals, Aerosol Packaging Solutions, Hermetic Sealing, FDA-Compliant Bottom Ends, Food Can Ends, Sustainable Packaging
Classification: Bottom Ends