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Durez® 33643

Technical Datasheet | Supplied by Sumitomo Bakelite

Durez® 33643 by Sumitomo Bakelite is a two-step, powder phenolic resin. Contains low free phenol content. Provides good friction and good fade resistance to formulations. Durez® 33643 is designed for use in the manufacture of dry mix truck blocks and disc brake pads.

Durez® 33643 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Cure Time

92.50 s

(at 150°C)

DCT 4001A

Screen Residue

< 3.0 %

(on 200 Mesh)

DCT 4007A

Inclined Plate Flow (cold)

37.50 mm

(at 125°C)

DCT 4009B

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