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Tinned Copper Strip
Tinned copper strip is a type of metal strip or foil coated with a layer of tin, achieved through processes like electroplating or hot-dip coating. This tin coating offers several key benefits, including enhanced corrosion resistance, protection against discoloration, improved solderability, a low melting point for easier processing, and excellent flexibility. Due to these properties, tinned copper strips are extensively utilized in industries such as electronics and electrical appliances, where durability, conductivity, and ease of fabrication are essential.
Description
Product Description
The Product of Tinned Copper Strip including Copper strip, frame material, phosphorus bronze strip, brass strip, tin plated copper alloy strip, zinc white copper strip, copper nickel silicon alloy strip etc. Material Grade such as C2600,C2680,C2720,C2740,C2801,C4250,C5111,C5102,C5191,C5210,C5240,C1940 etc.
Rolling Process of the Strip
Parameter of Tinned Copper Strip
Thickness: 0.05mm~1.00mm
Width: 600mm
Splitting width: minimum 7mm
Minimum thickness tolerance:+/-0.002mm
Minimum width tolerance:+/-0.05mm
Roll weight per millimeter: maximum 10kg/mm
Packaging method: Plate flat packaging, plate winding, core winding
Disc inner diameter: 300mm; 400mm; 500mm
Main Features of Tinned Copper Strip
-Environment friendly,lead-free
-Good corrosion resistance,good adhesion
-Widely Coating thickness range can meet different application requirements
-Pre-plating on master coil,coating thickness is uniform
Specification
|
Types of Coating |
Surface |
Tinned Thickness (μm) |
Substrate Thickness (mm) |
Substrate Width(mm) |
|
Bright Tinned |
Double Sided/Single Sided/Partial |
0.8-8.0 |
0.01-3.0 |
5-600 |
|
Mist Tinned |
Double Sided/Single Sided/Partial |
0.8-8.0 |
0.01-3.0 |
5-600 |
|
Reflow Tinned |
Double Sided |
0.8-2.5 |
0.1-1.0 |
5-600 |
|
Hot Dip Tinned |
Double Sided |
1.0-20.0 |
0.2-1.5 |
10-330 |
Inspection Standard
-The surface is uniform and smooth, no defects such as blisters,pits,nodules,stains etc.
-Coating has good corrosion resistance,tested as per GB/T6461-2002
-Hot-dip tinned material has good weldability,tested as per IEC60068-2-20
-Coating has good adhesive performance,tested as per ASTM B571
Testing Equipment
Applications
Automotive,telecommunication,electronic and electrical industries.
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