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Grade: LUBMER™ LS4140
Formula: UHMWPE, HMPE, HPPE
Form: Granule
Material: Ultra-high-molecular-weight polyethylene (UHMWPE, HMPE)
CAS Number: 9002-88-4
Commodity: Polymers
Nominal Granule Size:
3mm
LUBMER™ LS4140 UHMWPE Granules are a polymer available in a choice of 10 variations. Made from ultra-high molecular weight polyethylene, they offer properties such as high impact strength, low friction and chemical resistance. These granules are suitable for industrial applications like chute linings, hoppers and conveyor systems. They also have scientific uses in custom polymer processing and compounding research.
Material Properties for Polymers
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Good-Fair |
| Acids - dilute | Good |
| Alcohols | Good |
| Alkalis | Good |
| Aromatic hydrocarbons | Fair |
| Greases and Oils | Good-Fair |
| Halogenated Hydrocarbons | Fair-Poor |
| Halogens | Fair-Poor |
| Ketones | Good-Fair |
Mechanical Properties
| Element | Value |
|---|---|
| Coefficient of friction | 0.1-0.2 |
| Hardness - Rockwell | R50-70 |
| Poisson's ratio | 0.46 |
| Elongation at break( % ) | 500 |
| Tensile modulus( GPa ) | 0.2-1.2 |
| Izod impact strength( J m⁻¹ ) | 1000 |
| Tensile strength( MPa ) | 20-40 |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1MHz | 2.3 |
| Dissipation factor @ 1MHz | 1-10x 10⁻⁴ |
| Dielectric strength( kV mm⁻¹ ) | 28 |
| Surface resistivity( Ohm/sq ) | 10¹³ |
| Volume resistivity( Ohmcm ) | 10¹⁸ |
Physical Properties
| Element | Value |
|---|---|
| Flammability | HB |
| Radiation resistance | Fair |
| Resistance to Ultra-violet | Poor |
| Limiting oxygen index( % ) | 17 |
| Water absorption - over 24 hours( % ) | 0.01 |
| Density( gcm⁻³ ) | 0.94 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 0.45MPa( C ) | 69 |
| Heat-deflection temperature - 1.8MPa( C ) | 42 |
| Upper working temperature( C ) | 55-95 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 1900 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.42-0.51@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 130-200 |
Other Customers Purchased
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LDPE Rod Formula: LDPE
Diameter: 63.5mm
Length: 500mm
Colour: Natural
CAS Number: 9002-88-4
UOM Code: 018-502-28
eachStarting at $188.98
Discounts applied for volume purchases -
UHMWPE Powder Formula: UHMW PE
Mean Particle Size: 150µm
Weight: 200g
Molecular Weight: ~5000k g/mol
CAS Number: 9002-88-4
UOM Code: 021-062-89
eachStarting at $151.81
Discounts applied for volume purchases -
each
Starting at $155.50
Discounts applied for volume purchases -
LDPE Film Formula: LDPE
Thickness: 0.25mm
Length 1: 150mm
Length 2: 150mm
CAS Number: 9002-88-4
UOM Code: 051-787-08
eachStarting at $141.23
Discounts applied for volume purchases -
UHMWPE Film Formula: UHMW PE
Thickness: 0.5mm
Length 1: 150mm
Length 2: 150mm
CAS Number: 9002-88-4
UOM Code: 000-054-87
eachStarting at $141.34
Discounts applied for volume purchases -
HDPE Film Formula: HDPE
Thickness: 25mm
Length 1: 150mm
Length 2: 150mm
CAS Number: 9002-88-4
UOM Code: 103-368-90
eachStarting at $141.92
Discounts applied for volume purchases
