Tinplates and Tin Free Steel for Metal Packaging

Tinplates and Tin Free Steel for Metal Packaging System 1

Tinplates and Tin Free Steel for Metal Packaging

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 30000 m.t./month

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Tinplates and Tin Free Steel for Metal Packaging

Specifications

Prime electrical tinplate:
Thickness: 0.15 to 0.50mm
Width: 600 to 1010mm
Temper grade: BA and CA
For metal packaging usage

The Tinplate specification as following:

1, Reference standard: GB2520-88, JIS G3303-1997 and DIN EN10203-91
2, Material: MR, SPCC

3, Thickness available: 0.15mm to 0.50mm
4, Width available: 600mm to 1010 mm
5, Temper grade: T1 - T5 BA and CA both.
6, Tin coating: ordinary 2.8g/2.8g, 5.6g/5.6g, We also can produce according to customers' requests

7,Coil diameter: ID 420/ 508mm, OD from 1,000 to 1,250mm

8,Package: Anti-rust paper,corner protected. by sheet or coils according customer's require.
9, Applications: metal package usage like paint, chemical can,aerosol can and different food can production,

Also battery,electric cable and other industries

Tinplates and Tin Free Steel for Metal Packaging

Tinplate specifications
Steel Type	SPCC, MR
Temper(BA&CA)	T1~T5
Coating	1.1~11.2g/m2
Thickness and tolerance	0.15~0.50mm(Tolerance: _+0.01 mm)
Width & tolerance	300~1000mm (Tolerance: 0~3mm)
Cut length & tolerance	450~``50mm (Tolerance: 0~3mm )
Coil inside diameter	420/508mm
Coil Weight	3~10 MT
Passivation	311
Oiling	DOS
Surface Finish	Bright, Stone, Silver, Matte
Packaging	Seaworthy Standard with wooden pallet
Standards Available	GB/T2520, JIS G3303, ASTM A623M & EN10202
Special specitications are available on request.
Tin coating weight
Type	Designation of tin coating weight	Min.average tin coating weight(g/m2)	Former Coating Designation
Equal tin coating	1.4/1.4	1.2/1.2	#15
	2.2/2.2	2.0/2.0	#20
	2.8/2.8	2.45/2.45	#25
	5.6/5.6	5.05/5.05	#50
	8.4/8.4	7.55/7.55	#75
	11.2/11.2	10.1/10.1	#100
Differentially Coating	1.4/2.8	1.2/2.45	#15/25
	2.2/2.8	2.2/2.45	#20/25
	2.8/5.6	2.45/5.05	#25/50
	2.8/8.4	2.45/7.55	#25/75
	2.8/11.2	2.45/10.1	#25/100
	5.6/8.4	5.05/7.55	#50/75
	5.6/11.2	5.05/10.1	#50/100
	8.4/11.2	7.55/10.1	#75/100
Surface finish
Surface finish	Nominal surface roughness (um Ra)	Characteristic
Bright finish	≤Q0.35	Glazed surface obtained after melting treatment of electrotinned smooth raw materail strip with extremely fine rubstone fingure by processing.
Stone finish	0.25~0.60	Glazed surface obtained after melting treatment of electrotinned smooth raw materail stripfeaturing certain rubstone figures.
Silver finish	0.50~1.00	Glazed surface obtained after melting treatment of electrotinned smooth raw material strip with rough matt furface.
Matte finish	0.80~2.50	Matt surface of general matt raw material strip without melting treatment.

Q:How does tinplate perform in terms of corrosion resistance?: Tinplate performs exceptionally well in terms of corrosion resistance due to the presence of a thin layer of tin on its surface. This tin coating acts as a barrier, protecting the underlying steel from corrosion, making tinplate highly resistant to rust and other forms of corrosion.

Q:What are the different methods of recycling tinplate packaging?: There are several methods of recycling tinplate packaging, including manual separation, magnetic separation, shredding, and melting. Manual separation involves manually sorting and separating tinplate packaging from other materials. Magnetic separation utilizes magnets to separate the tinplate from other metals. Shredding involves cutting tinplate packaging into smaller pieces for easier processing. Finally, melting is a method where the tinplate is melted down and transformed into new metal products.

Q:How does tinplate contribute to the conductivity of electrical components?: Tinplate contributes to the conductivity of electrical components by acting as a protective coating, preventing corrosion and oxidation of the underlying metal. This ensures a consistent flow of electrical current and enhances the overall conductivity of the component.

Q:What are the common closure systems for tinplate containers?: The common closure systems for tinplate containers include screw caps, friction lids, and lever lids.

Q:How is tinplate tested for quality and durability?: Tinplate is tested for quality and durability through various methods such as visual inspection, coating weight measurement, corrosion resistance tests, and mechanical tests. Visual inspection ensures that the tinplate has a consistent surface finish, free from any defects or imperfections. Coating weight measurement is conducted to determine the thickness of the tin coating, ensuring it meets the required specifications. Corrosion resistance tests evaluate how well the tinplate withstands exposure to various corrosive environments. Mechanical tests assess the strength, hardness, and ductility of the tinplate, ensuring it can withstand bending, forming, and other manufacturing processes without any issues. These testing methods collectively ensure that the tinplate meets the desired quality and durability standards.

Q:Can tinplate be used for packaging industrial chemicals?: Yes, tinplate can be used for packaging industrial chemicals. Tinplate is a popular choice for packaging due to its excellent resistance to corrosion and ability to withstand the harsh conditions often associated with chemical storage and transportation. Additionally, the material offers good barrier properties, protecting the chemicals from external elements and ensuring product integrity.

Q:How is tinplate stored and transported?: Tinplate is typically stored in a dry and well-ventilated area to prevent moisture and corrosion. It is often stacked on pallets or shelving units to maximize space utilization. When it comes to transportation, tinplate is usually packed in bundles or coils and loaded onto trucks, ships, or trains. Proper packaging and securing methods are employed to ensure its safety during transit, minimizing the risk of damage or deformation.

Q:What are the limitations of using tinplate?: Some limitations of using tinplate include its relatively high cost compared to other packaging materials, its susceptibility to corrosion over time, and its limited availability in certain sizes and shapes. Additionally, tinplate is not suitable for certain applications that require high strength or heat resistance.

Q:Can tinplate be used for packaging industrial products?: Yes, tinplate can be used for packaging industrial products. It is a durable and versatile material that offers excellent protection against corrosion, making it suitable for various industrial applications. Additionally, tinplate is recyclable, making it an environmentally friendly choice for packaging industrial products.

Q:What are the common challenges faced in the production of tinplate?: Some common challenges faced in the production of tinplate include ensuring consistent tin coating thickness, achieving uniform surface quality, preventing oxide formation on the tin surface, maintaining proper adhesion between tin and steel, controlling tinplate flatness, and managing the overall production cost.

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