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DAI-EL LT-303L is a versatile product available in sheet form, designed with features such as solvent resistance, good mechanical properties, low-temperature flexibility, and being odorless. Its white color makes it suitable for various applications in the automotive and industrial sectors, including O rings, fuel hoses, and fuel entrance cover seals. Targeting markets like automotive powertrains and industrial manufacturing equipment, this product adheres to chemical cure methods and is soluble in lower ketones and esters.

Polymer Name: Fluoroelastomer (FKM)

Physical Form: Sheets

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

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

Color: White

Safety Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Technologies

Features & Benefits

Product Highlights
  • DAI-EL LT-303L is a terpolymer of vinylidene fluoride, tetrafluoroethylene and perfluoromethyl vinyl ether which is suitable for injection molding.
  • It provides excellent cold temperature flexibility, resistance to acid and solvents and mechanical properties.

Applications & Uses

Cure Method
Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods

Properties

Color
Physical Form
Soluble in
Lower ketones and esters
Physical Properties
ValueUnitsTest Method / Conditions
Fluorine Content65mass%
Mooney Viscosity (ML₁₊₁₀) (at 100°C)25MUASTM D1646
Mooney Viscosity (ML₁₊₁₀)(at 121°C)14MUASTM D1646
Specific Gravity (at 23°C)1.82ASTM D792
Physical Properties of Vulcanizate
ValueUnitsTest Method / Conditions
100% Tensile Stress*²2.3MPaASTM D412
Compression Set (70hours at 200°C, 25% Compression*³)*²25%
Elongation (at break)*²290%ASTM D412
Hardness (at 3 sec)*²62Shore AASTM D2240
Hardness (at Peak)*²65Shore AASTM D2240
Low Temperature Retraction (TR10)*²-30°CASTM D1329
Tensile Strength*²17.1MPaASTM D412
Note
  • *1 The above values are representative and not guaranteed.
  • *2 [Formula] DAI-EL LT-303L: 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