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Hardener L (40 min)

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Comparative data for epoxy resin systems

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Hardener L (40 min)

Hardener for Epoxy Resin L and Gelcoat colourless

Hardener L is the most used hardener in the R&G product range. Application with Epoxy Resin L and EP-Gelcoat colorless.

Epoxy Resin L + Hardener L

Processing time: 40 minutes

Mixing ratio:
100 : 40 parts by weight of Resin L : Hardener L
100 : 45 parts by volume of Resin L : Hardener L

Curing time: 24 hours
Cold curing

Heat resistance: approx. 70 °C up to maximum 80 °C with additional 15 h at 60 °C

Material characteristics (pure resin cured) Epoxy Resin L with Hardener L:

Flexural strength DIN EN ISO 178 in MPa	111
Bending E-modulus DIN EN ISO 178 in MPa	2950
Tensile strength DIN EN ISO 527 in MPa	69
Compressive strength DIN EN ISO 14126 in MPa	91
Hardness Shore D	90
Elongation at break DIN EN ISO 178 in %	5.9

CYTOX Report on the Resin System Epoxy Resin L + Hardener L (see below under Additional Information): this system is not cytotoxic (cell-damaging), important for applications in medical technology.

Gelcoat colourless + Hardener L

Processing time: 40 minutes

Mixing rato:
100 : 38 parts by weight Gelcoat colourless : Hardener L

Curing time: 24 h
Cold curing

Heat resitance: 65 °C after curing over 7 days at 23 °C. A maximum glass transition temperature (Tg) of 75 °C is possible with a post cure at 60 °C over 15 h

Please order Epoxy Resin L and Gelcoat colourless separately

all Prices price incl. VAT, possibly plus shipping

Article information

MSDS Hardener L (PDF)

Processing information Epoxy resin systems (PDF)

CYTOX Test Report (PDF)

Technical Data Sheet Epoxy Resin L and Hardeners (PDF)

Videos

Hazards identification - Hardener L

Hazard components for labelling

3-aminomethyl-3,5,5-trimethyl-cyclohexylamine
Benzyl alcohol
Cyclohexanemethanamine, 5-amino-1,3,3-trimethyl-, reaction products with bisphenol A diglycidyl ether homopolymer
2-piperazin-1-ylethylamine
Phenol, styrenated
Salicylic acid
3-aminopropyltriethoxysilane

Signal word: Danger

Pictograms:

Hazard statements

H302	Harmful if swallowed.
H314	Causes severe skin burns and eye damage.
H317	May cause an allergic skin reaction.
H318	Causes serious eye damage.
H361	Suspected of damaging fertility or the unborn child.
H373	May cause damage to organs through prolonged or repeated exposure.
H412	Harmful to aquatic life with long lasting effects

Precautionary statements

P303 P361 P353	IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water or shower.
P305 P351 P338	IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
P311	Call a POISON CENTER/doctor.

Hazards identification - Epoxy Resin L

Hazard components for labelling

2,2'-[(1-methylethylidene)bis(4,1-phenyleneoxymethylene)] bisoxirane
1,6-bis(2,3-epoxypropoxy)hexane
Reaction mass of 2,2'-[methylenebis(4,1-phenyleneoxymethylene)]dioxirane and [2-({2-[4- (oxiran-2-ylmethoxy)benzyl]phenoxy}methyl)oxirane and [2,2'-[methylenebis(2,1-phenyleneoxymethylene)]dioxirane

Signal word: Warning

Pictograms:

Hazard statements

H315	Causes skin irritation.
H317	May cause an allergic skin reaction.
H319	Causes serious eye irritation.
H411	Toxic to aquatic life with long lasting effects.
H412	Harmful to aquatic life with long lasting effects

Precautionary statements

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P273	Avoid release to the environment.
P280	Wear protective gloves / protective clothing / eye protection / face protection.
P305 P351 P338	IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
P501	Dispose of waste according to applicable legislation.