Description

General Characteristics
Base film material: Polyester
Magnetic layer material: Barium Ferrite 
Color:  Black
Thickness Characteristics
Base film thickness：（*2±1）µm
Total thickness：（*6~*9）µm
Magnetic Characteristics
Coercivity Hc：**9kA/m（***0 Oe）
Retentivity Br：1.4±0.*4（***6 Wb/m）
Squareness K：≥0.8
Signal Amplitude Characteristics
Signal amplitude UA1：*0~**0% UR
Signal amplitude Ui1：≤**6% UR
Signal amplitude UA2：≥*0% UR
Signal amplitude Ui2：≥*5% UA2
ResolutionUA3：≥*0% UA2
Erasure UA4：≤3% UR
Extra pulse Ui4：≤5% UR
Wear Resistance Characteristics
According to ISO/IEC *****6/****3 
Average signal amplitude: UA after≥*0% UAbefore
Individual signal amplitude：Ui after≥*0% Uibefore
Durability：≥***0 times
Chemical Resistance Characteristics
According to ISO/IEC *****6/****3
Average signal amplitude：UAafter≥*0% UAbefore
Individual signal amplitude：Uiafter≥*0% Uibefore
Storage Conditions：
The allowed storage period for the reel is 3 years at 
temperature *0~*0℃，humidity *0%~*0%RH，heavy pressing strictly prohibited. 
Not more than 6 boxes pile up, far away from the magnetic field. 
Handle with care, avoid fierce vibration, and keep off sun and rain, far away from

magnetic field in the transportations