Packaging films

Different packaging needs require materials with a range of different properties. We make materials that are completely compostable, while also being as durable as possible and displaying your product in the best possible light.

Walki®Bioska Film 506

Walki®Bioska Film 506 is particularly suited to packaging fruit, vegetables and berries. The products can be seen through the film.

meets the EN 13432 industrial compostability standard
durable even under demanding conditions, such as oils and salad dressings
easy to use, seal and print on with flow-pack machines
can be laminated onto cardboard, cellulose-based products and a variety of compostable materials

Technical information

Our sales managers will gladly tell you more about the product properties.

Dimensions
Parameter	Standard	Nominal value	Unit	Tolerance
Thickness	ISO 534	25	mic	+/- 10%
Physico-mechanical properties
Parameter	Standard		Nominal value	Unit
Unit weight	ASTM D 2673		31,25	g/m2
Density	ISO 1133		1,25	g/cm³
Modulus (automatic Young's)	ISO 527-3		4662	MPa
			4081	MPa
Tensile stress at yield	ISO 527-3		57,3	MPa
			54,0	MPa
Tensile stress at tensile strength	ISO 527-3		83,1	MPa
			53,5	MPa
Tensile strain at tensile strength	ISO 527-3		2,64	mm/mm
			0,08	mm/mm
Tensile strain at break	ISO 527-3		2,92	mm/mm
			1	mm/mm
Tensile extension at break	ISO 527-3		146,1	mm
			65,2	mm
Load at tensile strength	ISO 6383-1		0,30	N
			0,45	N
Tear resistance	ISO 6383-1		20,5	N/mm
			30,2	N/mm
Tensile stress at tensile strength	ISO 6383-1		0,82	MPa
			1,21	MPa
Barrier properties
Parameter	Standard		Nominal value	Unit
WVTR	ASTM E 96		105	g/m2/24h
OTR	ASTM D 3985-5		1043	cm3/m2/24h
Thermal properties
Parameter	Standard		Nominal value	Unit
Melting point	ISO 3146		110	°C

Disclaimer
Based on reasonable investigations, the information set out herein is accurate to our current knowledge only. We take no responsibility for information that has been provided to us by our suppliers and on which we have relied when producing the information contained herein.

Walki®Bioska Film 501

Walki®Bioska Film 501 is a transparent packaging film. It is ideal whenever you need to put your product on display. It’s ideal for packaging products such as magazines, napkins and toilet rolls. It can even be used as shrink wrap.

home compostable and therefore suitable for all markets
has been observed to decompose in a matter of weeks at waste treatment facilities, even during the winter
has a pleasant feel and is easy to print on
its breathable structure prevents condensation forming

Technical information

Our sales managers will gladly tell you more about the product properties.

Dimensions
Parameter	Standard	Nominal value	Unit	Tolerance
Thickness	ISO 534	25	mic	+/- 10%
Physico-mechanical properties
Parameter	Standard		Nominal value	Unit
Unit weight	ASTM D 2673		31,25	g/m2
Density	ISO 1133		1,25	g/cm³
Modulus (automatic Young's)	ISO 527-3	MD	1618	MPa
		CD	8474	MPa
Tensile stress at yield	ISO 527-3	MD	75,6	MPa
		CD	36,4	MPa
Tensile stress at tensile strength	ISO 527-3	MD	80,4	MPa
		CD	38,2	MPa
Tensile strain at tensile strength	ISO 527-3	MD	4,93	mm/mm
		CD	2,11	mm/mm
Tensile strain at break	ISO 527-3	MD	5,11	mm/mm
		CD	3,75	mm/mm
Tensile extension at break	ISO 527-3	MD	255,7	mm
		CD	186,9	mm
Load at tensile strength	ISO 6383-1	MD	7,3	N
		CD	9,34	N
Tear resistance	ISO 6383-1	MD	487	N/mm
		CD	623	N/mm
Tensile stress at tensile strength	ISO 6383-1	MD	19,5	MPa
		CD	24,9	MPa
Barrier properties
Parameter	Standard		Nominal value	Unit
WVTR	ASTM E 96		156	g/m2/24h
OTR	ASTM D 3985-5		1830	cm3/m2/24h
Thermal properties
Parameter	Standard		Nominal value	Unit
Melting point	ISO 3146		84	°C

Walki®Bioska Film 903

One of the latest fruits of our research is an extremely durable, industrially compostable packaging film. It has a variety of applications. As packaging envelopes and films for e-commerce, it protects your products at all stages of the process. This product is also being developed for use in the optical sorting of biowaste, as these biowaste bags must be able to withstand tougher treatment than standard bags.

meets the EN 13432 industrial compostability standard
can withstand the vibrations and pressure blasting used in the optical sorting of biowaste
color: black-and-white

Technical information

Our sales managers will gladly tell you more about the product’s technical properties.

Walki®Bioska Film 302/402

Walki®Bioska Film 302/402 magazine wrapping films are easy to seal and work well with a variety of packaging machines. The magazine remains visible through the milky white film.

Walki®Bioska Film 302 is industrially compostable, Walki®Bioska Film 402 is home compostable
durable packaging film that protects products during distribution
easy to handle in industrial processes

Technical information

Our sales managers will gladly tell you more about the product properties.

Dimensions
Parameter	Standard	Nominal value	Unit	Tolerance
Thickness	ISO 534	20	mic	+/- 10%
Physico-mechanical properties
Parameter	Standard		Nominal value	Unit
Unit weight	ASTM D 2673		25	g/m2
Density	ISO 1133		1,25	g/cm³
Modulus (automatic Young's)	ISO 527-3	MD	6102	MPa
		CD	29458	MPa
Tensile stress at yield	ISO 527-3	MD	47,9	MPa
		CD	21,3	MPa
Tensile stress at tensile strength	ISO 527-3	MD	47,4	MPa
		CD	26,56	MPa
Tensile strain at tensile strength	ISO 527-3	MD	2,23	mm/mm
		CD	4,7	mm/mm
Tensile strain at break	ISO 527-3	MD	2,39	mm/mm
		CD	4,95	mm/mm
Tensile extension at break	ISO 527-3	MD	119,6	mm
		CD	247,6	mm
Load at tensile strength	ISO 6383-1	MD	0,42	N
		CD	2,73	N
Tear resistance	ISO 6383-1	MD	28,28	N/mm
		CD	181,79	N/mm
Tensile stress at tensile strength	ISO 6383-1	MD	1,13	MPa
		CD	7,27	MPa
Thermal properties
Parameter	Standard		Nominal value	Unit
Melting point	ISO 3146		125	°C

Walki®Bioska Film 506

Walki®Bioska Film 501

Walki®Bioska Film 903

Walki®Bioska Film 302/402

And maybe your company could replace traditional plastic with Bioska?