3M™ Secondary Liner 4994
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Details
Highlights
- 3.2 mil (0.08 mm) 55# densified kraft (DK) liner provides dense surface for ease of die cutting
- One side features medium release silicone coating
- Opposite side features low release silicone coating, excellent for use with 3M™ High Tack Acrylic Adhesive 300
- Caliper controlled for rotary die-cutting
- High solvent resistance
3M™ Secondary Liner 4994 is a white 3.2 mil (0.08 mm) densified kraft liner with a release coating on both sides. This silicone-coated DK paper liner features a low-release coating on one side and medium-release on the other for specialized applications. It is engineered for single and double sided tapes in applications requiring rotary die-cutting.
3M™ Secondary Liner 4994 is a white, 55 lb (25 kg) densified kraft paper liner featuring silicone release coating on both sides. It is excellent for applications requiring both medium and low release: one side is medium release while the other delivers low release. This differential liner offers the ability to self-wind double sided tapes. The liner is caliper controlled and designed specifically for rotary die-cutting. The low release coating is ideal for use with 3M™ High Tack Acrylic Adhesive 300.
Suggested applications
- Differential release applications (low and medium)
- Rotary die-cutting
- Wide web lamination
Typical Properties
| Brands | 3M™ |
| Industries | Electronics, Medical, Paper, Military and Government, Aerospace, General Industrial, Packaging, Print, Point of Purchase |
| Maximum Operating Temperature (Fahrenheit) | 250 null |
| Minimum Operating Temperature (Fahrenheit) | -40 null |
| Primary Liner | 55# Densified Kraft Paper (DK) |
| Primary Liner Colour | White |
| Primary Liner Thickness (Imperial) | 3.2 Milli-inch (mil) |
| Primary Liner Thickness (Metric) | 0.08 mm |
| Smallest Saleable Unit | Roll |
| Overall Length (Imperial) | 360 yd |
| Overall Length (Metric) | 330 m |
| Overall Width (Imperial) | 24 in |
| Overall Width (Metric) | 61 cm |
