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UHMW Polyethylene

Material Information

Specifications

Physical PropertiesMetricEnglishComments
Specific Gravity0.930 g/cc0.930 g/ccISO 1183
Moisture Absorption at Equilibrium0.01%0.01%ISO 62
Water Absorption at Saturation0.50%0.50%ISO 62
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D>= 63>= 63ISO 868
Ball Indentation, Hardness38.0 MPa5510 psiISO 2039
Tensile Strength at Break40.0 MPa 5800 psiISO 527
Tensile Strength, Yield20.0 MPa2900 psiISO 527
Elongation at Break>= 50 %>= 50 %ISO 527
Elongation at Yield20%20%ISO 527
Modulus of Elasticity0.760 GPa 110 ksiISO 527
Flexural Strength27.0 Mpa3920 psiISO 178
Charpy Impact, UnnotchedNBNBISO 179
Charpy Impact, Notched<= 14.0 J/cm² <= 66.6 ft-lb/in²ISO 179
Electrical PropertiesMetricEnglishComments
Volume Resistivity>= 1.00e+13 ohm-cm>= 1.00e+13 ohm-cmIEC 60093
Surface Resistance>= 1.00e+13 ohm >= 1.00e+13 ohm IEC 60093
Dielectric Constant3.0 @ Frequency 1.00e+6 Hz'3.0 @ Frequency 1.00e+6 HzIEC 60250
Dielectric Strength45.0 kV/mm1140 kV/inIEC 60243-1
Dielectric Loss Index0.0010 @ Frequency 1.00e+6 Hz0.0010 @ Frequency 1.00e+6 HzIEC 60250
Comparative Tracking Index600 V600 VIEC 60112
Thermal PropertiesMetricEnglishComments
CTE, Linear200 µm/m-°C111 µin/in-°FISO 11359
Thermal Conductivity0.410 W/m-K @ Temp 20.0 °C2.85 BTU-in/hr-ft²-°F @ Temp 68.0 °FISO 22007-4
Melting Point133 °C271 °FDIN EN ISO 3146
Maximum Service Temperature, Air90.0 °C194 °FUL 746B
Deflection Temperature at 0.46 Mpa (66 psi)65.0 °C149 °F ISO 75
Deflection Temperature at 1.8 Mpa (264 psi)42.0 °C108 °FISO 75
Vicat Softening Point80.0 °C176 °F VST/B/50; ISO 306
Minimum Service Temperature, Air-150 °C-238 °FUL 746B
Flammability, UL94HBHBTest results without UL registration; UL 94
Oxygen Index18%18%ASTM D2863
Compliance PropertiesMetricEnglishComments
FDAYesYesPhysiological indifference
Descriptive PropertiesMetricEnglishComments
Acid ResistanceYes
Aromatic ResistanceLimited
BondabilityNo
Chemical ResistanceDIN 8075
CKW ResistanceNo
ColorNatural
Hydrocarbonate ResistanceYes
Hydroxide ResistanceYes
Ketone ResistanceLimited
Physiological IndifferenceYes, EEC
Resistance Against Hot WaterLimited
UV StabilizationNo

NOTE: The information in this data sheet is for design guidance only. Forming methods and specific geometry could affect properties.

Overview

UHMW Polyethylene features an unsurpassed combination of slickness, toughness and chemical resistance. It’s ideal for reducing wear and friction due to its specialized internal lubrication, reducing maintenance costs and energy consumption while extending equipment life. A proven choice for many applications due to it’s high durability, low friction and wear resistance. Also, UHMW Polyethylene is moisture repulsive and easy to fabricate. Material data provided by GEHR Plastics and Interstate Plastics.

Applications & Usage

  • Gears
  • Bearings
  • Flanged Rollers
  • Sprockets
  • Belt Scrapers
  • Chain Guides
  • Conveyor Belt Components
  • Assembly Line Rider Plates
  • Food processing equipment
  • Packing machinery such as chutes, hoppers and bin liners
  • Fabricated components like wheels, rollers and pinion gears

Industries Using This Material

Semiconductor

One of the original second source providers, Glemco has been manufacturing products in the US in support of the semiconductor industry for over 40 years. Our extensive history means that we can support the oldest legacy equipment or the newest cutting-edge implant technology, with available upgrades and enhancements to drive efficiency, reliability and performance improvements.

Semiconductor

One of the original second source providers, Glemco has been manufacturing products in the US in support of the semiconductor industry for over 40 years. Our extensive history means that we can support the oldest legacy equipment or the newest cutting-edge implant technology, with available upgrades and enhancements to drive efficiency, reliability and performance improvements.
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Packaging

We can support emergency repair, produce a legacy part from your sample, and stock high wear parts no longer supported by the OEM. Our expert team can also help you bring your packaging design concept to reality.

Packaging

We can support emergency repair, produce a legacy part from your sample, and stock high wear parts no longer supported by the OEM. Our expert team can also help you bring your packaging design concept to reality.

Food

The food industry needs the highest quality components and equipment, parts that are highly accurate and meet tight tolerances and made from the high-quality materials needed to prevent breakage or corrosion. We can support emergency repair, produce a legacy part from your sample, and stock high wear parts no longer supported by the OEM.

Food

The food industry needs the highest quality components and equipment, parts that are highly accurate and meet tight tolerances and made from the high-quality materials needed to prevent breakage or corrosion. We can support emergency repair, produce a legacy part from your sample, and stock high wear parts no longer supported by the OEM.
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Measurement & Inspection Equipment

Milling Machinery

Positional and dynamic 5 axis machining centers, up to x= 60” y= 26” z= 24”
High speed drilling and tapping centers, up to x=24” y=15.75” z=24”
Vertical machining centers, up to x=24” y=12” z=12”

Turning Tools

2 axis, max diameter 9”, max thru spindle diameter 2”, Max length 22”
4 axis with live tooling, max diameter 14”, max thru spindle diameter 3”, Max length 24”
5 axis with live tooling, max diameter 9”, max thru spindle diameter 2.6”, Max length 4.7”

Wire EDMs

Max part size x=41” y= 32.25” z= 11.75”
Max cutting capacity x=23.5” y= 15.5” z= 12”

CNC Sheet Metal Forming Machinery

Precision 36 ton, 6 axis control press brake, 48” length, 4” stroke, 10” throat depth

Versatility & Support Tools

Mills and lathes
Surface grinders
Hydraulic presses
Sheet metal shears
Horizontal and vertical band saws
Indexers/Rotary tables
Kilns
Blue M Ovens

National Women Business Owners Corporation Certified

Glemco has met all necessary criteria for NWBOC certification. Liana Merriman is the controlling business owner and is the final decision maker to employees, supervisors and managers. Her control spans all management of the business including sales, production and financial operations. Partners, vendors and suppliers can be confident that Glemco is indeed a woman owned company. View our NWBOC Certificate.

Proud To Be An ISO 9001: 2015 Certified Company

Glemco appreciates that the customer is our business. We embrace ISO as a management tool, and believe that only by embracing the concepts of Total Quality Management can we best service our customers. Glemco is committed to total customer satisfaction, achieved through innovative solutions to our customer’s needs. We strive to offer the highest quality product with continual improvement of manufacturing processes, service, and delivery. View our ISO 9001: 2015 Certificate.