Scotch Magnetic Tape for Instrumentation 480-481 Sandwich

This document provides technical specifications and performance data for Scotch Brand 480 and 481 magnetic instrumentation tapes (the "Sandwich" series). It includes detailed physical properties, such as thickness and tensile strength, intrinsic magnetic properties (coercivity, retentivity, and remanence), and electro-magnetic performance metrics, including output levels, sensitivity, and uniformity. The document also includes extensive test notes explaining the methodologies used to determine these values, along with standard terms and conditions of sale.