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This is the free Material Data Center Datasheet of PLEXIGLAS® Softlight 8N df23 - PMMA - Röhm GmbH

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Processing/Physical Characteristics - Mechanical properties - Thermal properties - Electrical properties - Optical properties - Other properties - Test specimen production - Diagrams

Any use of this information falls under the rules of our disclaimer.

Product Texts

Productprofil:

PLEXIGLAS® Softlight 8N df23, based on PLEXIGLAS® 8N, is characterized by diffuse scattering of light.

Typical properties of PLEXIGLAS® molding compound are

1. good flow
2. high mechanical strength, surface hardness and mar resistance
3. very good weather resistance.

Special properties of PLEXIGLAS® Softlight 8N df23 are

1. excellent lightdiffusion combined with excellent light transmission.

Application:

Used for injection molding items for lighting engineering applications

Example:

luminaire covers, projection screens and similar applications

Processing:

PLEXIGLAS® Softlight 8N df23 can be processed on injection molding machines with 3-zone general purpose screws for engineering thermoplastics.

Physical Form / Packaging:

PLEXIGLAS® Softlight df molding compounds are supplied as pellets of uniform size, packaged in 25kg polyethylene bags; other packaging on request.

Processing/Physical Characteristics	Value	Unit	Test Standard
ISO Data
Melt volume-flow rate, MVR	2.1	cm³/10min	ISO 1133
Temperature	230	°C	-
Load	3.8	kg	-

Mechanical properties	Value	Unit	Test Standard
ISO Data
Tensile Modulus	3300	MPa	ISO 527
Stress at break	65	MPa	ISO 527
Strain at break	2.5	%	ISO 527
Charpy impact strength, +23°C	16	kJ/m²	ISO 179/1eU

Thermal properties	Value	Unit	Test Standard
ISO Data
Glass transition temperature, 10°C/min	108	°C	ISO 11357-1/-2
Temp. of deflection under load, 1.80 MPa	98	°C	ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa	103	°C	ISO 75-1/-2
Vicat softening temperature, B	109	°C	ISO 306
Coeff. of linear therm. expansion, parallel	63	E-6/K	ISO 11359-1/-2
Burning rate, FMVSS, Thickness 1 mm	73.4	mm/min	ISO 3795 (FMVSS 302)

Electrical properties	Value	Unit	Test Standard
ISO Data
Volume resistivity	>1E13	Ohm*m	IEC 62631-3-1
Surface resistivity	1E13	Ohm	IEC 62631-3-2

Optical properties	Value	Unit	Test Standard
ISO Data
Luminous transmittance	81	%	ISO 13468-1, -2

Other properties	Value	Unit	Test Standard
Density	1190	kg/m³	ISO 1183

Test specimen production	Value	Unit	Test Standard
ISO Data
Injection Molding, melt temperature	248	°C	ISO 294
Injection Molding, mold temperature	69	°C	ISO 294
Injection Molding, injection velocity	195	mm/s	ISO 294

Diagrams

Characteristics

Processing

Injection Molding

Delivery form

Pellets

Additives

Release agent

Special Characteristics

Light stabilized or stable to light, U.V. stabilized or stable to weather

Features

Light Diffusing

Regional Availability

North America, Europe, Asia Pacific, South and Central America, Near East/Africa

Other text information

Injection molding

PREPROCESSING
Predrying temperature: max. 95 °C
Predrying time in a desiccant-type drier: 2 - 3 h
PROCESSING
Melt temperature: 220 - 260°C
Mold temperature:60 - 90°C

Chemical Media Resistance

Acids
	Acetic Acid (5% by mass) (23°C)
	Citric Acid solution (10% by mass) (23°C)
	Lactic Acid (10% by mass) (23°C)
	Sulfuric Acid (38% by mass) (23°C)
	Sulfuric Acid (5% by mass) (23°C)
Bases
	Sodium Hydroxide solution (35% by mass) (23°C)
	Sodium Hydroxide solution (1% by mass) (23°C)
	Ammonium Hydroxide solution (10% by mass) (23°C)
Hydrocarbons
	n-Hexane (23°C)
	iso-Octane (23°C)
Standard Fuels
	Standard fuel without alcohol (pref. ISO 1817 Liquid C) (23°C)
	Standard fuel with alcohol (pref. ISO 1817 Liquid 4) (23°C)
	Diesel fuel (pref. ISO 1817 Liquid F) (23°C)
Salt solutions
	Sodium Carbonate solution (20% by mass) (23°C)
	Sodium Carbonate solution (2% by mass) (23°C)
Other
	50% Oleic acid + 50% Olive Oil (23°C)
	Water (23°C)

Disclaimer

Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.

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