3M4914 is 3M double-sided adhesive foam substrate in a double-sided adhesive, are VHB Adhesive (pressure sensitive adhesive department), thickness 0.25MM, color is white 3M4914 3M4914 color, with superior viscosity, UV, good solvent resistance, but also it has a soft, paste service good properties, high tensile strength, shear strength, can be used in the conventional method of fixing screws, rivets, spot welding replaced with double-sided adhesive tape to make the product surface is more smooth, beautiful, operation more simple, sealing better, the effect is more durable, very easy disassembly. 3M4914 double-sided adhesive in compliance with ROHS environmental regulatory requirements for bonding plastic, metal and other materials, can replace the traditional method of fixing screws, rivets, etc., to improve product aesthetics 3M 4914 is divided into different sizes and thicknesses The main thickness of the domestic market: 3M 4914-15 (Specifications 300MM * 33M) 3M4914-20 (Size: 300MM * 33M and 610MM * 33M) 3M4914-25 (Size: 610MM * 33M), since the origin of the phase difference between them corresponding product specifications also change accordingly, the market is used more is 3M4914-25, while 3M 4914-20 used for intelligent machines (eg: Apple Tablet PC)