Datasheet

Cover Internal Private
Item No.
CO-20110506011
Customer No.
Φ 40 8Ohm 0.5W magnetic plastic shell Speaker Version Page 5
1.00
五. Material list and ingredients
Material Name Material No. Ingredients Compo
sition
(%)
Supplier Remarks
Shell HY0000020 ABS 60 Chuan yang 40-1
Splint HY0000016 lamina 7 Fan Shi Electric factory
Magnetic steel HY000020 NdFeB 25 Xin Lin Magnet factory 9.5*1.5
Circuit board HY000016 Sliver plating 5 Wei Jia Jia Factory A401
Diaphragm HY000059 PET 2 Ling Da Electric factory Imported material
Vocie coil HY000072 Enamelled wire 1 Yong Jun Voice Factory
六．Standard of Appearance of test
Inspect item Important grade Sampling
standard
Inspection
method
Inspection standard
Apperanc
e
Welding tin A G-II,AQL=0.25 With eyes Not turn to yellow,no spot
Shell B G-II,AQL=0.25 With eyes No serious color difference，no
obvious scratch
Product marking B G-II,AQL=0.01 With eyes Marking must clear,type and
content same as contract
七．Specification of Product Part No. code
CO-20110506011
Company code Date Grade
八. Manual welding temperature
Manual welding temperature 300±5℃，welding time 1±0，5S。 △f/f<10ppm,△RS<10%