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DAI-EL LT-304

1 of 92 products in this brand
DAI-EL LT-304, presented in sheet form, shares similar features with LT-303L, offering solvent resistance, good mechanical properties, low-temperature flexibility, and an odorless profile. With its white color, this product caters to applications such as O rings, fuel hoses, and fuel entrance cover seals in the automotive and industrial sectors. It aligns with chemical cure methods, supporting processing methods like compression molding, injection molding, and transfer molding. Its solubility in lower ketones and esters adds to its versatility.

Polymer Name: Fluoroelastomer (FKM)

Physical Form: Sheets

Features: Acid Resistant, Good Mechanical Properties, Good Mold Release, Low Temperature Flexibility, Odorless, Solvent Resistant

End Uses: Fuel Entrance Cover Seal, Fuel Hose, O Rings

Color: White

Safety Data Sheet
  • TypeDocument Name
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family

Fluoropolymers

Polymer Name

Fluoroelastomer (FKM)

Technologies

Elastomers

Product Families

Elastomers — Parts & Shapes

Features & Benefits

Materials Features

Acid Resistant,

Good Mechanical Properties,

Good Mold Release,

Low Temperature Flexibility,

Odorless,

Solvent Resistant

Product Highlights
  • DAI-EL LT-302 is a terpolymer of vinylidene fluoride, tetrafluoroethylene and perfluoromethylvinylether which is suitable for compression molding, transfer molding and injection molding.
  • It provides excellent cold temperature flexibility, resistance to acid and solvents and mechanical properties.
  • It is released from mold easily with contaminating very little the surface of mold.

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,

Fuel Hose,

O Rings

Plastics & Elastomers Processing Methods

Compression Molding,

Injection Molding,

Transfer Molding

Properties

Color

White

Physical Form

Sheets

Soluble in
Lower ketones and esters
Physical Properties
ValueUnitsTest Method / Conditions
Fluorine Content65mass%—
Mooney Viscosity (ML₁₊₁₀) (at 100°C)50MUASTM D1646
Mooney Viscosity (ML₁₊₁₀)(at 121°C)26MUASTM D1646
Specific Gravity (at 23°C)1.82—ASTM D792
Physical Properties of Vulcanizate
ValueUnitsTest Method / Conditions
100% Tensile Stress*²3.2MPaASTM D412
Compression Set (70hours at 200°C, 25% Compression*³)*²16%—
Elongation (at break)*²210%ASTM D412
Hardness (at 3 sec)*²64Shore AASTM D2240
Hardness (at Peak)*²66Shore AASTM D2240
Low Temperature Retraction (TR10)*²-30°CASTM D1329
Tensile Strength*²15.4MPaASTM D412
Note
  • *1 The above values are representative and not guaranteed.
  • *2 [Formula] DAI-EL LT-304: 100 phr, MT carbon black (N990): 20 phr, Triallyl isocyanurate: 4 phr, 2,5-Dimethyl-2,5-di(tertbutylperoxy) hexane: 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 Safety Data Sheet (SDS) and precautions on the label before using.
  • This product has been developed for industrial purposes 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

20 Kg