Diakon® CMH454

About
Diakon® CMH454 is a Polymethyl Methacrylate Acrylic material. It is available in Europe for extrusion or injection molding. Primary attribute of Diakon® CMH454: Flame Rated.&&

Product Description
Supplier	Lucite
Generic	PMMA
Material Status	Commercial: Active
Features	HB
Availabilitys	Europe
Process Methods	Injection Molding

Technical Data
PHYSICAL	Nominal value	Unit	Test method
Density	1.18	g/cm³	ISO 1183
Melt Flow Rate
230℃，3.80kg	0.80	g/10min	ISO 1133
Shrinkage rate	0.40 to 0.70	%
Water absorption rate
Equilibrium, 23 ℃, 50% RH	0.30	%	ISO 62

IMPACT	Nominal value	Unit	Test method
Charpy Notched Impact Strength	2.2	kJ/m²	ISO 179-1eA
Charpy Unnotch Impact strength	26	kJ/m²	ISO 179/1eU
Impact strength of cantilever beam notch	2.2	kJ/m²	ISO 180-1A

THERMAL	Nominal value	Unit	Test method
Hot deformation temperature
1.8 MPa, unannealed	102	℃	ISO 75-2/A
0.45 MPa, unannealed	106	℃	ISO 75-2/B
Vicat Softening Temp
—	115	℃	ISO 306/A
—	108	℃	ISO 306/B
Linear coefficient of thermal expansion
MD	7.1E-5	1/℃	ASTM E831

FLAME CHARACTERISTICS	Nominal value	Unit	Test method
Flame retardant level	HB		UL 94
Igniting temperature of the hot wire	650	℃	IEC 60695-2-13

optical performance	Nominal value	Unit	Test method
Refractive index	1.490		ISO 489
Transmittance
2000 µm	92.0	%	ASTM D1003
Haze
2000 µm	0.40	%	ASTM D1003

MECHANICAL	Nominal value	Unit	Test method
tensile strength	85.0	MPa	ISO 527-2
Tensile strain
fracture	5.0	%	ISO 527-2
Bending modulus	3400	MPa	ISO 178
bending strength	120	MPa	ISO 178
Rockwell hardness
M-level	99		ISO 2039-2
Ball hardness
H 961/30	190	MPa	ISO 2039-1

Process Conditions
injection	Nominal value	Unit	Test method
Extrusion	Nominal value	Unit	Test method
Drying temperature	80	°C
Drying time	3.0 to 4.0	hr
Hopper temperature	60 to 110	°C
Barrel rear temperature	210 to 260	°C
Barrel middle temperature	210 to 280	°C
Barrel front temperature	210 to 290	°C
Nozzle temperature	220 to 280	°C
Mold temperature	50 to 90	°C
Drying temperature	80	°C
Drying time	3.0 to 4.0	hr
Hopper temperature	60 to 110	°C
Barrel 1 zone temperature	180 to 250	°C
Barrel 2 zone temperature	180 to 260	°C
Barrel 3 zone temperature	200 to 270	°C
Barrel 4 zone temperature	220 to 270	°C
Barrel 5 zone temperature	220 to 280	°C
Connector temperature	220 to 280	°C
Nozzle temperature	220 to 280	°C

Notes
1. Typical properties: these are not to be construed as specifications.
【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials.

Notes

1. Typical properties: these are not to be construed as specifications.

【 Disclaimer 】
Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials.