Already have an account? Login Here

IDES

EVAL® SP434A

Ethylene Vinyl Alcohol

Supplied by Eval Company of America

The technical datasheet with complete property values for EVAL® SP434A is available to members of the Prospector Plastics Database.
Register to view full datasheet.

General
Material Status	Commercial: Active
Availability	North America
Features	Copolymer
Forms	Pellets
Processing Method	Extrusion

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
Thermal	Nominal Value	Unit	Test Method
Melting Temperature (DSC)		°F	ISO 3146
Additional Information
O2 Transmission Rate, ISO 14663-2, 65%RH, 20°C: 0.025 cm²-mil/100in²/day/atm O2 Transmission Rate, ISO 14663-2, 85%RH, 20°C: 0.097 cm²-mil/100in²/day/atm CO2 Transmission Rate, ISO 14663-2, 65%RH, 20°C: 0.08 cm²-mil/100in²/day/atm CO2 Transmission Rate, ISO 14663-2, 85%RH, 20°C: 0.5 cm²-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® SP434A, EVAL SP434A, EVAL® , EVAL, EVALSP434A, SP 434 A, SP434A, SP434, 434A, Ethylene Vinyl Alcohol, EVOH, Vinyl Alcohol, VOH, EthyleneVinylAlcohol, VinylAlcohol, 434SP

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.