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SUMILITERESIN® PR-50869 BI

Technical Datasheet | Supplied by Sumitomo Bakelite

SUMILITERESIN® PR-50869 BI by Sumitomo Bakelite is a straight phenolic novolac (TS) polymer based on hexamine (12%). Offers excellent grinding properties and processability. Also offers good water proof properties, high heat resistance and wear resistance. It is designed for cold molding and semi-hot molding process. It is recommended for bonded abrasives for grinding wheel applications.

SUMILITERESIN® PR-50869 BI Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Sieve test

< 2 %

(on 106 µm)

Gel time

88 s

(150°C)

Flow Distance

35 mm

(125°C)

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