Covestro Makroblend® DP UT3905 Polycarbonate + PBT, Impact Grade

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

(Viewing data as-entered. Click here to return)

Covestro Makroblend® DP UT3905 Polycarbonate + PBT, Impact Grade (discontinued **)
Categories:	Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate/Polybutylene Terephthalate (PBT) Blend, Unreinforced; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	Developmental product (PC+PBT)-blend high flow impact modified easy release injection molding grade Makroblend DP UT3905* offers superior flowability, good impact strength and excellent chemical resistance. As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Original Value	Comments

Density	1.20 g/cc	ISO 1183
Melt Density	1.02 g/cc @Temperature 260 °C
Water Absorption	0.50 %	Similar to ISO 62
Moisture Absorption at Equilibrium	0.20 %	Similar to ISO 62
Melt Flow	45 g/10 min @Load 5.00 kg, Temperature 260 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	60.0 MPa	ISO 527-1/-2
Elongation at Break	>= 50 %	Nominal; ISO 527-1/-2
Elongation at Yield	5.0 %	ISO 527-1/-2
Tensile Modulus	2200 MPa	ISO 527-1/-2
Charpy Impact Unnotched	NB	ISO 179/1eU
	NB @Temperature -30.0 °C	ISO 179/1eU
Charpy Impact, Notched	5.50 J/cm²	ISO 179/1eA
	2.50 J/cm² @Temperature -30.0 °C	ISO 179/1eA
Impact	3600	Puncture - maximum force (N); ISO 6603-2
	4800 @Temperature -30.0 °C	Puncture - maximum force (N); ISO 6603-2
Puncture Energy	45.0 J	ISO 6603-2
	55.0 J @Temperature -30.0 °C	ISO 6603-2

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+13 ohm-cm	IEC 60093
Surface Resistance	>= 1.00e+15 ohm	IEC 60093
Dielectric Constant	3.0 @Frequency 1e+6 Hz	IEC 60250
	3.2 @Frequency 100 Hz	IEC 60250
Dielectric Strength	30.0 kV/mm	IEC 60243-1
Dissipation Factor	0.00060 @Frequency 100 Hz	IEC 60250
	0.0045 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	600 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	90.0 µm/m-°C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	90.0 µm/m-°C	ISO 11359-1/-2
Specific Heat Capacity	1.82 J/g-°C	Melt
Thermal Conductivity	0.179 W/m-K	Melt
Deflection Temperature at 0.46 MPa (66 psi)	105 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	82.0 °C	ISO 75-1/-2
Flammability, UL94	HB @Thickness 1.60 mm	IEC 60695-11-10
Oxygen Index	21 %	ISO 4589-1/-2

Processing Properties	Original Value	Comments
Melt Temperature	250 - 270 °C
	260 °C	Injection Molding; ISO 294
Mold Temperature	60.0 - 80.0 °C
	70.0 °C	Injection Molding; ISO 10724
	60.0 - 80.0 °C
Ejection Temperature	170 °C
Injection Velocity	200 mm/sec	ISO 294
Drying Temperature	100 - 105 °C
Dry Time	2.00 - 3.00 hour	Dry air dryer
	2.00 - 3.00 hour	Fresh air dryer (high speed dryer)
	4.00 - 8.00 hour	Circulating air drying oven (50 % fresh air)
Moisture Content	<= 0.010 %

Descriptive Properties
Availability	Asia Pacific
	Europe
	India
	Near East/Africa
	North America
	South and Central America
Eff. thermal diffusivity (m²/s)	9.64E-08
Feature	Release agent
Form	Pellets
Process	Injection Molding

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

Users of our Advanced Search (registration required) may exclude discontinued materials from search results.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

Users viewing this material also viewed the following:
Covestro Bayfol® AS-A 2-4 Polycarbonate + PBT
Covestro Makroblend® DP UT6007 Polycarbonate + PBT, Impact Grade
Asahi Kasei TENAC™ MG210 Homopolymer Acetal (POM), High durability, High viscosity
Barlog Plastics KEBATER A1100 PBT/PC unreinforced, high impact
Covestro Bayfol® CR 1-4 000000 Polycarbonate + PBT

PB09838 / 92678

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message