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Plastics & Elastomers
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Technical Datasheet | Supplied by Zeon
ZEONEX® RS420 by Zeon is a water insoluble, odorless, opaque and white colored cyclic olefin polymer (COP) grade. Exhibits good impact strength, low moisture absorption, low dielectric loss, good moldability and low dielectric constant. Is suitable for processing by injection molding. ZEONEX® RS420 is recommended for electronic applications and as an cost-effective, alternative to fluoropolymers in RF connector and other dielectric applications.
Product Type
Cyclo Olefin
Opaque, White
Product Status

ZEONEX® RS420 Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Water Absorption
< 0.02 %
( )
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)
7 g/10 min
(At 280°C, 21.18N)
JIS K6719
Specific Gravity
( )

ZEONEX® RS420 Processing Guidelines

Injection Molding Properties

Value & Unit
Test Condition
Test Method
Pre heat Temperature
105 °C
Pre heat Time
4 - 12 hrs
Mold Temperature
70 - 120 °C
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