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Polymer Additives

BriteFlex® MR20

Technical DataSheet | Supplied by Arctic Minerals

BriteFlex® MR20 is a muscovite mica by Arctic Minerals. It is an excellent extender for glass fiber. It improves flexural modulus, tensile strength and dimensional stability. BriteFlex® MR20 shows good compatibility with thermoplastics, thermosets and rubber mold release. It maintains a high aspect ratio of potassium aluminium silicate which exhibits superior brightness and purity. Recommended for rubber gaskets and is FDA-approved.

BriteFlex® MR20 Product details

Product Type
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Chemical Composition
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CAS Number
12001-26-2
Product Status
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Applications/ Recommended for
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Food contact approval
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BriteFlex® MR20 Properties

Property

Value & Unit
Test Condition
Test Method
Median particle size, d50
xx microns
Aspect ratio
xxxxxxx
True density
xxxx g/cm3
Melting point
xxxx °C
Moisture at 100°C
xxxxx %
Loss on ignition at 1000°C
xxxxx
Mohs hardness
xxx
Bulk density
xxxx g/cm3
pH
x
Last edited May 9, 2018
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