Lead plating
General Details and Specification of lead plated Finish
Electro Loh can certify lead plating services to most company-specific lead plating specifications. A summary of lead plating services per MIL-L-13808 is provided below:
Benefits of lead plating
- Lead is great in corrosive environments, such as dealing with strong mineral acids, much like sulfuric acid
- Outstanding solderability
- Ideal for use for electrical and electronic applications
Specifications
| Specs | Thickness | Comments |
|---|---|---|
| MIL-L-13808 | ||
| Type I: | Without a preliminary copper coating | No Copper Underplate: Lead may be plated directly on copper, brass or copper rich alloy surfaces. |
| Type II | With a 0.33um (0.000015 inch) minimum preliminary copper underplate | For steel surfaces, the type II process with a preliminary copper coating should be used to obtain adequate adhesion and corrosion resistance. |
| Class I | 25 um (0.001 inch) minimum lead plating thickness | |
| Class II | 13um (0.0005 inch) minimum lead plating thickness | |
| Class III | 6 um (0.00025 inch) minimum lead plating thickness |