Metalized CPP Film / VMCPP

Metallized CPP (Cast Polypropylene) film, or VMCPP, is a cast polypropylene film coated with a thin metal layer, typically aluminum. It provides excellent moisture and oxygen barrier properties while retaining CPP’s superior heat-sealing ability and flexibility.

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Product Introduction

Description
Thickness: 18，20，25，30mic.

Specification

Thickness of film	Thickness of aluminum layer	Width	Diameter	Core size
18，20，25，30μm	350-380Å	≤2320mm	≤800mm	76mm(3″)152mm(6″)
Typical product performance：
Item		Unit	Standard value	Test method
Thickness of film		μm	25	ASTM D-374
Tensile Strength	MD	Mpa	54	ASTM D-882
Tensile Strength	TD	Mpa	33	ASTM D-882
Elongation	MD	%	565	ASTM D-882
Elongation	TD	%	612	ASTM D-882
Heat seal strength		N/15mm	11.2	ASTM D-882
Wetting Tension		mN/m	38	ASTM D-2578
Friction Coefficient		——	0.62	ASTM D-1894
Haze		%	2.7	ASTM D-1003
Glossiness		%	-	ASTM D-2457
Thickness of Aluminum Layer		Å	380
		(Square resistance)Ω/sq	2.7	GB/T 15717
		(Optical density )O.D	1.9	X•Rite361
		(Light transmittance)VLT	1	ASTM D 1746
Equality Tolerance of Metallizing Layer		%	±10	GB/T 15717
Combining Fastness Tolerance of Metallizing Layer		%	Aluminum fall off ﹤2	3M adhesive tape
Moisture vapor transmission rate		g/m²•24hr	0.5	ASTM E96
Oxygen transmission rat(23℃,0%RH)		cm³/m²•1atm•24hr	45	ASTM D1434

Advantage
VMCPP is used in bag making, composite flexible packaging and other industries.
1 Good adhesion, well proportioned,
2 Heat sealing property
3.The film with heat sealing property, which can be laminated with BOPP,PET using for convention, it is extensively using for packaging industry.

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