DAI-EL G-742F

Identification & Functionality

Chemical Family

Fluoropolymers

Polymer Name

Fluoroelastomer (FKM)

Technologies

Elastomers

Product Families

Elastomers — Parts & Shapes

Features & Benefits

Materials Features

Good Fluidity,

Odorless

Product Benefits

• DAI-EL G-717BP is a cure-incorporated copolymer of vinylidene fluoride and hexafluoropropylene.
• It is standard type of a bisphenol curable DAI-EL which has good fluidity of molding and is suitable for injection molding and transfer molding.

Applications & Uses

Markets

Automotive & Transportation,

Industrial

Applications

Automotive & Transportation — Automotive

Powertrain & UTH

Industrial — Chemical & Industrial Manufacturing

Equipment & Parts

Cure Method

Chemical Cure

Plastics & Elastomers End Uses

Fuel Entrance Cover Seal,

O Rings

Plastics & Elastomers Processing Methods

Injection Molding,

Transfer Molding

Properties

Color

White

Physical Form

Sheets

Soluble in

Lower ketones and esters

Physical Properties

	Value	Units	Test Method / Conditions
Compression Set (at 200°C,70 hours, 25% Compression*³)	23	%	—
Elongation (at break)	270	%	ASTM D412
Fluorine Content	66	mass%	—
Hardness (at 3 sec)	64	Shore A	ASTM D2240
Hardness (at Peak)	69	Shore A	ASTM D2240
Low Temperature Retraction (TR10)	-18	°C	ASTM D1329
Mooney Viscosity (ML₁₊₁₀) (at 100°C)	47	MU	ASTM D1646
Mooney Viscosity (ML₁₊₁₀) (at 121°C)	30	MU	ASTM D1646
Specific Gravity (at 23°C)	1.81	—	ASTM D792
Tensile Strength	14.9	MPa	ASTM D412

Physical Properties of Vulcanizate

	Value	Units	Test Method / Conditions
100% Tensile Stress*²	3.5	MPa	ASTM D412

Note

• *1 The above values are representative and not guaranteed.
• *2 [Formula] DAI-EL G-742F: 100 phr, MT carbon black (N990): 20 phr, Calcium hydroxide: 6 phr, Magnesium Oxide (high-active): 3 phr, [Curing condition] Press cure: 10min@170°C, Post cure: 24hrs@230°C.
• *3 P-24 O-ring.

Safety & Health

Handling Method / Safety Information

• Be sure to read the Safety Data Sheet (SDS) and precautions on the label before using.
• This product has been developed for industrial purpose and we shall not guarantee the safety if used for any other purposes. If it is going to be used for medical or food applications, please contact us in advance.

Packaging & Availability

Packing Specification

20kg