36micron Black mylar polyester film for sound film diaphragm manufacturing

Black PET film|Black polyester film We also can offer PET White film and other coloful PET film.      1. PET black film Features: 1) High black coverage
2) Even, permanent pigment, smooth, bright surface
3) High mechanical property and heat stability      2. PET black film application Apply to make black tape, tape black slippery paper, shading piece, electrical insulation, electronic equipment, R type transformer Outsourcing, sound film diaphragm manufacturing, and shading screen, etc,   It is used for insulating films, Electro-acoustical equipment ,anti-dazzling screen etc.     3.PET black film specification Technical data sheet

Item		Unit	Value						Test method
Thickness		Um	50	75	100	125	150	175	GB/T13542.1-2009
Tensile strength	MD	Mpa	186	194	191	199	187	183	GB/T13542.2-2009
	TD		196	198	189	198	192	187
Elogation at break	MD	%	127	126	125	141	156	150	GB/T13542.2-2009
	TD		111	108	106	110	106	106
Heat shrinkage(150°C,30min)	MD	%	1.4	1.6	1.4	1.4	1.4	1.4	GB/T13542.2-2009
	TD		0.3	0.4	0.4	0.3	0.4	0.4
Light transmittance		%	~0	~0	~0	~0	~0	~0	GB/T2410-2008
Electrical strength		V/um	146	128	122	103	96	90	GB/T13542.2-2009
Dielectric loss tangent(50Hz)			2.6X10-3						GB/T13542.2-2009
Relative dielectric constant(50HZ)			3.4						GB/T13542.2-2009

   
                                                                We also can offer other coloful polyester film,like white ,blue,red and soon.     4.Contact information: SHIJIAZHUANG DADAO PACKAGING MATERIALS CO.,LTD ADD:NO 9 Changjiang Road ,High Technology Industrial Development Zone,Shijiahzuang Contact person: Rita Cao Mob:86-15530115611 Tel: 008631185830672/435 Fax: 008631185381038 Skype:caoyuan361  Email:Rita  @ddpackaging.com  
Black PET film|Black polyester film show:       Certification: