EVAL G176B Eval Ethylene Vinyl Alcohol

General

Material Status

Availability

Additive

Features

Forms

Processing Method

Physical	Nominal Value	Unit	Test Method
Density		g/cm³	ISO 1183
Melt Mass-Flow Rate (MFR)			ISO 1133
190°C/2.16 kg		g/10 min
210°C/2.16 kg		g/10 min
Ethylene Content		wt%
Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus		psi	ISO 527-2
Tensile Stress (Break)		psi	ISO 527-2
Tensile Strain (Break)		%	ISO 527-2
Flexural Modulus		psi	ISO 178
Impact	Nominal Value	Unit	Test Method
Charpy Notched Impact Strength		ft·lb/in²	ISO 179
Hardness	Nominal Value	Unit	Test Method
Rockwell Hardness (M-Scale)			ISO 2039-2
Thermal	Nominal Value	Unit	Test Method
Glass Transition Temperature (DSC)		°F	DSC
Melting Temperature (DSC)		°F	ISO 3146
Peak Crystallization Temperature (DSC)		°F	ISO 3146
Additional Information
O2 Transmission Rate, ISO 14663-2, 0%RH, 20°C: 0.122 cm²-mil/100in²/day/atm O2 Transmission Rate, ISO 14663-2, 65%RH, 20°C: 0.163 cm²-mil/100in²/day/atm O2 Transmission Rate, ISO 14663-2, 85%RH, 20°C: 0.31 cm²-mil/100in²/day/atm Water Vapor Transmission Rate, ASTM E96-E, 90%RH, 40°C: 1.5 g-mil/100in²/day/atm
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: EVAL® G176B, EVAL G176B, EVAL® , EVAL, EVALG176B, G 176 B, G176B, G176, 176B, Ethylene Vinyl Alcohol, EVOH, Vinyl Alcohol, VOH, EthyleneVinylAlcohol, VinylAlcohol, 176G

Extrusion Notes
The recommended design for metering screws: L/D Ratio: 24 to 30 Compression Ratio: 2.6 to 3.6 Zone Distribution: Feed: 8 to 10 D Compression: 8 to 10 D Metering: 8 to 10 D The recommended design for barrier screws: L/D Ratio: 24 to 30 Compression Ratio: 2.5 to 3 Zone Distribution: Feed: 6 to 7.5 D (25% of screw length) Transition and Melting: 12 to 15 D (50% of screw length) Metering: 6 to 7.5 D (25% of screw length)

Notes

¹Typical properties: these are not to be construed as specifications.

EVAL® G176B