3M 420 Lead Foil Tape, 1/4" x 36 yd x 6.8 Mil, Dark Silver, 36/Case, MFR ID 70006389491
- MFR #7000049135
- EIS #3M420X.25
- UPC #00051138955328
Requires Quote / Roll
Available to Order
Min QTY1QTY Increment1
more info
Pack36/Case
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3M lead foil tape 420, linered tape used as a maskant in electroplating and as a moisture and radiation barrier in certain applications. Lead foil backing provides good conformability having electrically and thermally conductive properties. This linered tape can be easily die-cut into special sizes or shapes. - 3M lead foil tape 420 is backed with a rubber adhesive, offering excellent conformability in a variety of application conditions, indoors and out. Best results are obtained when applied to a clean dry surface above 32 °F.
Features
- Very good conformability
- Good thermal properties and will perform over a wide variety of temperature conditions (-60 to 225 °F or -54 to 106 °C). It has been used at higher temperatures for shorter duration
- Electrically and thermally conductive
- Can be die-cut into specific shapes
- This material when disposed of separately is classified as RCRA hazardous waste
- Elevated lead levels in water may result from long-term submersion of this product
- Temperature rating of -51 to 107 °C
Applications
- For Electroplating, Radiation Barrier, Moisture Barrier, Chemical Milling, X-ray Plate Masking, Maskant During Paint Stripping
General Information
| Item Name | Tape |
| Trade Name | 3M |
| Series | 420 |
General Features
| Shelf Life | 18 Months |
| Storage Temperature | 16 to 27 °C |
Design & Construction
| Adhesive Type | Rubber |
| Backing Material | Lead Foil |
| Color | Dark Silver |
Performance Details
| Adhesive Strength | 45 oz/Inch |
| Tensile Strength | 20 lb/Inch |
Physical Properties
| Core Size | 3 Inch |
| Elongation | 12% |
| Width | 0.25 Inch |
| Length | 36 Yard |
| Thickness | 6.8 mil |
Environmental Condition
| Temperature Rating | 107 °C |
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