Product Introduction
In the demanding world of food and beverage packaging, the integrity of the container is as vital as the freshness of its contents. Our Matte Finish Tinplate Sheet stands at the intersection of technical excellence and aesthetic appeal. Specifically engineered as a high-performance food can material, this Electrolytic Tinplate (SPTE) utilizes a unique matte surface treatment that provides a non-reflective, sophisticated texture while maintaining the structural rigidity required for high-speed manufacturing.
Whether you are producing two-piece drawn cans or three-piece welded cans, our tinplate sheets offer the perfect balance of ductility and strength. By employing advanced passivation treatments and precise tin coating weights, we ensure that every sheet provides a sterile, chemically stable environment for a wide range of consumables, from acidic fruits to protein-rich meats.
Technical Specifications & Parameters
To ensure seamless integration into your production lines, we provide a wide range of technical grades, focusing on T4CA and T5CA tempers which offer the ideal mechanical properties for buckle resistance and formability.
| Parameter |
Specification Details |
| Material Grade |
MR, SPCC, SPTE (Prime Quality) |
| Standard Compliance |
JIS G3303, DIN EN10202, ASTM A623M |
| Thickness Range |
0.15mm – 0.50mm (Precision Tolerance: ±0.01mm) |
| Width Availability |
600mm – 1050mm |
| Temper Grade |
T4CA (High Toughness), T5CA (High Stiffness) |
| Surface Finish |
Matte Finish (Unmelted tin coating for a dull, elegant appearance) |
| Tin Coating Weight |
1.1/1.1, 2.8/2.8, 5.6/5.6, 8.4/8.4 g/m² (Differential coatings available) |
| Annealing Method |
CA (Continuous Annealing) or BA (Batch Annealing) |
| Passivation |
311 Chemical Passivation for superior lacquer adhesion |
Targeted Applications: Why it is the Ideal Food Can Material
The versatility of our tinplate sheet makes it the go-to choice for diverse industrial and consumer sectors:
Food Preservation: Ideal for vegetable cans, fruit cocktails, tuna, and sardines. The tin coating acts as a barrier against light and oxygen, preventing spoilage.
Beverage Industry: Used extensively for beverage ends and easy-open lids for tea, juice, and energy drinks.
Aerosol & Chemical: Its high pressure-resistance makes it suitable for aerosol containers and paint cans.
Dry Goods & Gifts: The elegant matte finish is perfect for decorative tea tins, biscuit boxes, and confectionery packaging where a sophisticated look is required.
Exceptional Corrosion Resistance
Corrosion is the primary enemy of metal packaging. Our tinplate sheets are designed with a multi-layer defense system:
High-Purity Tin Layer: An even, electro-deposited tin layer prevents the base steel from reacting with moisture or acidic food contents.
Passivation Film: Our 311 passivation process creates a stable surface that inhibits the growth of tin oxides, ensuring the material remains bright and clean during storage.
Lacquer Adhesion: The matte texture is specifically optimized for superior lacquer and ink adhesion. This ensures that internal coatings remain intact even after the mechanical stress of stamping and drawing, providing long-term anti-rust protection.
Customer Benefits: Why Choose Quanjiang?
Choosing the right supplier is about more than just the product; it is about reliability and partnership.
ISO Verified Quality: As a leading manufacturer established since 2001, our facility operates under strict ISO quality management protocols.
Precision Manufacturing: We utilize Japanese Fuji Kikai printing and coating lines, recognized as the global benchmark for accuracy and consistency.
Third-Party Validation: We welcome and regularly pass inspections from SGS, BV, and CE, ensuring our materials meet international food safety standards.
Global Export Expertise: With deep experience in the Middle East, Southeast Asia, and African markets, we understand regional logistics and packaging requirements.
Customization & Specialized Services
We recognize that every market has unique packaging needs. We offer comprehensive customization options:
Tailored Dimensions: Specific widths and lengths to minimize scrap rates in your production.
Differential Coating: We can apply different tin weights on each side (e.g., 2.8/5.6 g/m²) to optimize cost-efficiency for cans that only require high protection on the interior.
Professional Printing: Our No.7 Printing Workshop can execute high-resolution lithography based on your brand designs.
Flexible Packaging: Sheets can be packed on wooden pallets with moisture-proof paper and metal corner protection to ensure they arrive in perfect condition.
FAQ: Frequently Asked Questions
Q: What is the difference between T4CA and T5CA?
A: T4CA offers better toughness and is suitable for parts requiring moderate forming. T5CA provides higher hardness and buckle resistance, making it ideal for can ends and larger containers that must maintain their shape under pressure.
Q: Is your tinplate sheet safe for direct food contact?
A: Yes. Our materials comply with JIS G3303 and international food safety standards. The tin coating is non-toxic and provides a safe barrier for all types of food and beverages.
Q: Can you provide a matte finish that is suitable for printing?
A: Absolutely. Our matte finish provides an excellent base for high-speed lithography. The lack of reflection makes the printed colors appear more saturated and professional.
Q: What is the minimum order quantity (MOQ)?
A: Our standard MOQ is 25 tons (one full container load), which ensures the most cost-effective shipping for our international clients.
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