UNILAX RT grade

CPP film for retort sterilization

This product is PP-based sealant film for retort with low odor, high transparency and good heat and cold resistance, all of which are retort sealant requirements. This product also exhibits excellent blocking resistance and pack breakage strength when dropped.

Grade List

Category		CPP sealant film for retort		Test method
Grade name		UNILAX RT-610C	UNILAX RT-680CA
Application		CPP film for semi retort	CPP film for high retort
Characteristics		Heat resistance (up to 120°C), High transparency	Heat resistance (up to 135°C), Good impact resistance, Unti brocking properties
Thickness(µm)		60	70	-
Tesile modulus(MPa)	MD	810	820	JIS Z 1702
	TD	750	640
Tensile strength(MPa)	MD	50	55
	TD	40	40
Tensile elongation(%)	MD	555	610
	TD	645	720
Tear strength (N/cm)	MD	150	60	JIS K 7128
	TD	350	550
Impact strength(J/m)		28,300	24,350	Idemitsu method^*1
Haze(%)		5.1	25.6	JIS K 7105
Seal temparature(°C)^*2		132	148	Idemitsu method
Static friction coefficient (tanθ)	corona/corona	0.22	1.06	Idemitsu method(gradient method)
	Seal/Seal	0.15	0.67
Standard thickness (µm)		50•60 70•80	50•60•70 80•100
Winding inner surface		Laminating surface (corona-processed surface) Sealing surface	Laminating surface (corona-processed surface) Sealing surface
Schematic diagram of layers
Winding outer surface
Winding length(m)		50-80 µm products: 2,000 m, 100 µm product: 1,000 m

*1: 15kg,1.0 inch head
*2: Seal temperature: heat gradient seal tester 0.2 MPa (2kg/cm²), 1.0 sec.
*: Data described in this document is a representative example of measured values under specific conditions.
*: Contents of this document are subject to change without prior notice due to product improvement.

UNILAX RT grade

Grade List

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