Designed for splicing of photographic film processing, 3M photo film splicing tape 8422 is a black splicing tape featuring a thin, yet strong, polyester backing. It features an aggressive, versatile rubber adhesive that is both solvent and chemical resistant. Ideal for splicing most film for processing through the developing chemicals. The durable backing of 3M photo film splicing tape 8422 is ideal for splicing most film for web and photo processing. The black opaque backing allows for splice identification with automatic sensors and equipment. In addition, the polyester provides additional abrasion protection for sealing, edging and color coding. The rubber adhesive sticks well to a variety of films, offers excellent chemical and solvent resistance and features high shear strength. The tape remains flexible at -60 deg F and is dimensionally stable up to 300 deg F.