Sony invented the 3.5 Floppy Disk in 1980 and to this day Sony remains one of the largest manufacturers of both drives and media. Sony Floppy Disks incorporate a special cleaning mechanism to trap dust and other debris, common sources of data errors. Every disk is factory tested across 100% of the surface and Sony offers a lifetime replacement guarantee. If your data is important to you, trust the first name in disks: Sony.

Product Features:

· Metal shutter is dust-proof and prevents the adherence of environmental impuriies
· The disk also possesses anti-static properties to reduce dust and shock

Product Specification:

General Characteristics
Disc Size (inch) 3.5(90mm)
Magnetic material Ultra-high-precision Vivax magnetic material
Usable sides Double Sided
Recording density High
Max recording density (ftprad) 15,916 (17,434bpi)
Number of tracks 80x2
Track density (tpmn) 5.33(135tpi)
Recording capacity (bytes) 1.44M

Magnetic Characteristics
Residual Magnetic Flux Density 75 (750 gauss)
Coercive Force (kA/m) 57 (720 Oe)
Surface electric resistance 1x10

Environmental Requirements
Operation conditions(F(C);%RH) 50~140(10~60);8~80
Storage conditions (F(C);%RH) 39~127(4~53);8~90
Transportation conds(F(C);%RH) -40~140(-40~60);8~90

Dimensions
Outer diameter (mm) 86.0 (3.38inch)
External dimensions (mm) 90X94X3.3 (3.5X3.7X0.13inch)
Weight (g) 22