| Part Number | 7959MP |
| Product Type | Membrane Switch Spacer |
| Adhesive Type | High Performance Acrylic Adhesive 200MP |
| Overall Width (Imperial) | 24 inches |
| Overall Width (Metric) | 609.6 mm |
| Overall Length (Imperial) | 36 yards |
| Overall Length (Metric) | 32.91 meters |
| Total Tape Thickness without Liner (Imperial) | 9 mil |
| Total Tape Thickness without Liner (Metric) | 0.23 mm |
| Face Side Adhesive Thickness (Imperial) | 2 mil |
| Face Side Adhesive Thickness (Metric) | 0.05 mm |
| Back Side Adhesive Thickness (Imperial) | 2 mil |
| Back Side Adhesive Thickness (Metric) | 0.05 mm |
| Backing (Carrier) Material | Polyester Film (PET) |
| Backing (Carrier) Thickness (Imperial) | 5 mil |
| Backing (Carrier) Thickness (Metric) | 0.13 mm |
| Primary Liner Material | 58# Polycoated Kraft Paper (PCK) |
| Primary Liner Thickness (Imperial) | 4.2 mil |
| Primary Liner Thickness (Metric) | 0.11 mm |
| Primary Liner Color | Tan |
| Secondary Liner Material | 58# Polycoated Kraft Paper (PCK) |
| Secondary Liner Thickness (Imperial) | 4.2 mil |
| Secondary Liner Thickness (Metric) | 0.11 mm |
| Secondary Liner Color | Tan |
| Product Color | Transparent/Clear |
| Maximum Operating Temperature (Fahrenheit) | 400°F |
| Maximum Operating Temperature (Celsius) | 204°C |
| Minimum Operating Temperature (Fahrenheit) | -40°F |
| Shelf Life | 18 months |
| Package Quantity | 50 sheets per case |
| Smallest Saleable Unit | Sheet |
| Brand | 3M |
| UPC Code | 00638060141373 |
| 3M ID | 7100179267 |
| Indoor/Outdoor Rating | Indoor/Outdoor |
| Recommended Applications | Membrane switch spacers, switch mounting, circuit layer assembly, metal dome placement, lead protection, die-cut laminations |
| Adhesive Performance | Excellent shear strength, resists slippage and edge lifting, resists oozing at edges |
| Substrate Compatibility | Metal, polycarbonate (PC), ABS, polyester (PET), and smooth surfaces |
| Environmental Resistance | Humidity resistant, solvents resistant, UV resistant |
| Processing Capability | High-speed rotary die-cutting, improved sheet processing, clean slitting |