DAI-EL G-902

Identification & Functionality

Chemical Family

Fluoropolymers

Polymer Name

Fluoroelastomer (FKM)

Technologies

Elastomers

Product Families

Elastomers — Parts & Shapes

Features & Benefits

Materials Features

Acid Resistant,

Chemical Resistant,

Good Mechanical Properties,

Odorless,

Steam Resistant

Product Highlights

• DAI-EL G-902 is a peroxide curable terpolymer of vinylidene fluoride, tetrafluoroethylene and hexafluoropropylene which is suitable for injection, transfer and extrusion molding.
• It provides excellent mechanical properties and resistance to steam and acids. It has highest fluorine content of all grades, which provides excellent chemical resistance.

Applications & Uses

Markets

Automotive & Transportation,

Industrial

Applications

Automotive & Transportation — Automotive

Cooling & Climate,

Powertrain & UTH

Industrial — Chemical & Industrial Manufacturing

Equipment & Parts

Cure Method

Chemical Cure

Plastics & Elastomers End Uses

Diaphragms,

O Rings,

Turbo Charger Hose

Plastics & Elastomers Processing Methods

Extrusion,

Injection Molding,

Transfer Molding

Properties

Color

White

Physical Form

Sheets

Soluble in

Lower ketones and esters

Physical Properties

	Value	Units	Test Method / Conditions
Fluorine Content	70.5	mass%	—
Mooney Viscosity (ML₁₊₁₀) (at 100°C)	50	MU	ASTM D1646
Mooney Viscosity (ML₁₊₁₀)(at 121°C)	19	MU	ASTM D1646
Specific Gravity (at 23°C)	1.91	—	ASTM D792

Physical Properties of Vulcanizate

	Value	Units	Test Method / Conditions
100% Tensile Stress*²	3	MPa	ASTM D412
Compression Set (70hours at 200°C, 25% Compression*³)*²	23	%	—
Elongation (at break)*²	300	%	ASTM D412
Hardness (at 3 sec)*²	66	Shore A	ASTM D2240
Hardness (at Peak)*²	68	Shore A	ASTM D2240
Low Temperature Retraction (TR10)*²	-6	°C	ASTM D1329
Tensile Strength*²	19.2	MPa	ASTM D412

Note

*¹ The above values are representative and not guaranteed.
*² [Formula] DAI-EL G-902: 100 phr, MT carbon black (N990): 20 phr, Triallylisocyanurate (100% active): 4 phr, 2,5-dimethyl-2,5-di(t-butylperoxy)hexane (100% active): 1.5 phr, [Curing condition] Press cure: 10min at 160°C, Post cure: 4hrs at 180°C.
*³ P-24 O-ring.

Safety & Health

Handling Method / Safety Information

• Be sure to read the notes on SDS and labels before use.
• This product is intended for general industry, and therefore its adequacy and safety as a raw material for medical purposes cannot be guaranteed.

Packaging & Availability

Packing Specification

20 Kg