Professional-grade polyester film tape with aggressive acrylic adhesive for industrial splicing, web processing, and marking applications. Features high visibility silver color, temperature resistance to 300°F, and aerospace-grade specifications.
The 3M™ Polyester Film Tape 850 in Silver is a premium industrial adhesive tape specifically designed for demanding splicing and web processing applications. This high-performance tape features an aggressive acrylic adhesive that provides quick stick and excellent long-term holding power, making it ideal for applications requiring permanent bonds in fast-paced manufacturing environments. The thin, high-strength polyester backing meets low caliper requirements ensuring it won't interfere with most machinery processes, while its abrasion-resistant properties protect surfaces from rough handling and processing wear.
With a tensile strength of 28 lb/in and an elongation at break of 120%, this tape delivers superior performance across a wide temperature range from -60°F (-50°C) to 300°F (150°C). The silver color provides high visibility for applications where marking, identification, and defect flagging with reflective sensing are required. Each case contains 48 rolls of 72-yard length tape, providing substantial inventory for continuous production operations. The tape meets multiple aerospace specifications including ASTM D3330, ASTM D3652, and ASTM D3759, making it suitable for critical aerospace and military applications.
This industrial-grade tape is engineered for professionals and is intended for occupational use only in workplace settings. Its versatile applications include web processing, label protection, defect marking, decorative edging, core starting, and film splicing including specialized applications such as movie film splicing. The combination of aggressive adhesion, temperature resistance, and mechanical strength makes this tape an essential solution for manufacturers requiring reliable, long-lasting tape performance in challenging production environments.
Key Features
- Aggressive acrylic adhesive provides quick stick and excellent long-term holding in splicing applications
- Thin, high-strength polyester film meets low caliper requirements without interfering with machinery processes
- Polyester backing resists tearing and protects surfaces from abrasion and rough handling
- Wide temperature resistance from -60°F to 300°F enables performance in high-temperature operations
- Silver color provides high visibility for marking, identification, and defect flagging with reflective sensing
- Meets multiple aerospace specifications including ASTM D3330, ASTM D3652, and ASTM D3759
- Low modulus and low Shore A Hardness for flexible application
- Tensile strength of 28 lb/in with 120% elongation at break
- Case contains 48 rolls providing substantial inventory for continuous production
- Suitable for web processing, label protection, core starting, and film splicing applications
Technical Specifications
| Specification |
Value |
| Product Name | 3M™ Polyester Film Tape 850, Silver |
| Part Number | 850 |
| 3M Product Number | 850 |
| 3M ID | 7000047521 |
| UPC | 00021200035784 |
| Overall Width (Imperial) | 0.8 in |
| Overall Width (Metric) | 19 mm |
| Overall Length (Imperial) | 72 yd |
| Overall Length (Metric) | 66 m |
| Total Tape Thickness without Liner (Metric) | 0.05 mm |
| Backing (Carrier) Material | Polyester |
| Backing (Carrier) Thickness (Imperial) | 0.9 in |
| Backing (Carrier) Thickness (Metric) | 0.02 mm |
| Product Color | Silver |
| Adhesive Type | Acrylic |
| Adhesive Characteristics | Aggressive pressure-sensitive acrylic adhesive |
| Tensile Strength (Imperial) | 28 lb/in |
| Tensile Strength (Metric) | 49 N/100mm |
| Elongation at Break | 120% |
| Minimum Operating Temperature (Fahrenheit) | -60 ℉ |
| Minimum Operating Temperature (Celsius) | -50 °C |
| Maximum Operating Temperature (Fahrenheit) | 300 ℉ |
| Maximum Operating Temperature (Celsius) | 150 °C |
| Application | Butt Splicing and Core Starting, General Industrial |
| Smallest Saleable Unit | Roll |
| Units per Case | 48 Roll |
| Specifications Met | ASTM D3330, ASTM D3652, ASTM D3759 |
| Industries | Appliance, Automotive, Construction, Electronics, General Industrial, Military & Government, Print, Specialty Vehicles, Transportation |
| Brand | 3M™ |
| Modulus | Low |
| Shore A Hardness | Low |
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