Blueridge Films, Inc.
Toll Free: 888-706-4600
E-mail: sales@blueridgefilms.com

888-706-4600

Blown Polypropylene (PP) Film Properties

Conversion Calculator

(Available Grades: BFI 3272, BFI 4170 and BFI 257)

FILM PROPERTIES LISTED ARE FOR BLOWN PROCESS ONLY.

BFI 3272 High Impact Homopolymer Polypropylene Blown Film Properties:(3)

(Complies with all application FDA regulations for food contact application.)

Properties Units ASTM Method Typical Values(1)
Resin Properties
Melt Index g/10 min D 1238 2300C/2160g 2.2
Density g/cc D 1505 0.905
Melting Point, 0F DSC 325
FILM PROPERTIES (1), (2)
Ultimate Tensile
MD psi D 882 22,000
TD psi D 882 35,000
Tensile Modulus
MD psi D 882 350,000
TD psi D 882 600,000
Elongation@ Break
MD % D882 150
TD % D882 60
Haze % D 1003 1.0
WVTR g/100sq.in/24hrs/mil @100 0F, 90% RH F-1249-90 0.30

BFI 4170 Impact Copolymer Polypropylene Film Properties:


Properties Units ASTM Method Typical Values(1)
Resin Properties
Melt Index g/10 min D 1238 230 0C/2160g 0.75
Density g/cc D 1505 0.905
Melting Point, 0C DSC (160-165)
FILM PROPERTIES(1), (2)
Tensile @Yield
MD psi D 882 3800
TD psi D 882 3600
Tensile @Break
MD psi D 882 8500
TD psi D 882 5500
Elongation@ Break
MD % D882 750
TD % D882 770
2% Secant Modulus
MD psi D882 100,000
TD psi D882 87,000
Dart Impact (Method A) gr D-1709 350
WVTR g/100sq.in/24hrs/mil @100 0F, 100% RH F-1249 0.45
OTR cc/100sq.in/24hrs/mil @73 0F, 0% RH D-3985 135
Elmendorf Tear Strength gr, MD (TD) D-1922 55(300)

BFI 257 Clarified Random Copolymer Polypropylene Film Properties:

(Applications: Thermoforming, Containers, Closures, Caps etc.)

Properties Units ASTM Method Typical Values(1)
Resin Properties
Melt Index g/10 min D 1238 2300C/2160g 2.0
Density g/cc D 1505 0.90
 FILM PROPERTIES (1), (2)
Tensile strength (Yield) (2"/min)
psi D 638 4300
Tensile Elongation (Yield) % D 638 14%
Flexural Modulus - 1% Secant (0.039 in/min) psi D 790A 160,000
Notched Izod Impact (730F Method A) ft.lb/In D 256A 7.0
 Deformation Temperature Under Load (66 psi)  0F  D648  165
Haze % D 1003 9

NOTES:
(1) Data developed under laboratory conditions and are not to be used as specifications, maxima or minima.

(2) Monolayer Blown film conditions: Screw size: 50 mm, Die gap: 0.9 mm, Melt temperature 475oF (245oC) Die diameter: 118mm, Blow Up Ratio:2.5
(3) The information provided is solely for your consideration and verification and not to be used as a warranty for which BFI assumes no legal responsibility. Buyers and users must determine the results to be obtained for the application of the information herein and the safety and the suitability of our products for their own purpose, and assume all risk, responsibility and liability for all injuries, losses or damage arising from the application of the information herein or use of our products.

BlueRidge Films, Inc.

Mailing Address:
P.O. Box 1600
Petersburg, VA 23805-0600

Physical Address:
10921 Lamore Drive
Disputanta, VA 23842-4602

Toll Free: 888-706-4600
Tel: 804-862-8700
Fax: 804-862-5100

E-mail: sales@blueridgefilms.com

Better Business Bureau

BlueRidge Films, Inc.

Mailing Address:
P.O. Box 1600
Petersburg, VA 23805-0600

Physical Address:
10921 Lamore Drive
Disputanta, VA 23842-4602

Toll Free: 888-706-4600
Tel: 804-862-8700
Fax: 804-862-5100

sales@blueridgefilms.com