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Plastics & Elastomers
The material selection platform
Plastics & Elastomers
by SpecialChem
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Natur-Tec® BF703B

Technical Datasheet | Supplied by Natur-Tech
Natur-Tec® BF703B by Nature-Tec India (Northern Technologies) is a renewable, biobased polyester grade. Offers easy processability. It is 100% compostable. Is suitable for blown film extrusion. It can be used to produce film for applications such as bags (compost bags, lawn and leaf bags, pet waste bags, carry-out bags, coat hanger bags), agricultural film, hand gloves, aprons and consumer & industrial packaging. Natur-Tec® BF703B by Nature-Tec India (Northern Technologies) meets requirements of international standards for compostable plastics such as ASTM D6400 (U.S.), EN13432, ISO 17088 & AS4736 and TSCA inventory.
Product Type
Polyester > Polyester, Bio-based
Physical Form
Off-white, beige

Natur-Tec® BF703B Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)
3 - 6 g/10 min
(190°C, 2.16 kg)
ASTM D1238
Oxygen Transmission Rate (OTR)
1090 cc.mil/m2/day/bar
( )
ASTM D3985
Water Vapour Transmission Rate (WVTR)
370 g.mil/m2/day
( )
ASTM E398-03
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