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Polystone ® M MDT Metal Detectable UHMW

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Sheet widths and lengths are cut to nominal dimensions; Rod lengths are also cut to nominal dimensions. Nominal cuts can be undersized by up to .200 inches. Cut-to-size items are non-refundable. See our return policy for more details. Contact us if you need precision cut sizes.

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Sheet widths and lengths are cut to nominal dimensions; Rod lengths are also cut to nominal dimensions. Nominal cuts can be undersized by up to .200 inches. Cut-to-size items are non-refundable. See our return policy for more details. Contact us if you need precision cut sizes.

General Info

Polystone® M MDT UHMW Ultra High Molecular Weight Polyethylene is FDA compliant metal detectable UHMW for enhanced food & product safety in a wide range of food processing & pharmaceutical applications offering metal detectability with metal detection systems. Along with outstanding chemical resistance, a very low coefficient of friction, high impact strength and excellent abrasion resistance.

To find out how detectable Metal & X-Ray detectable plastics are, go to our Metal & X-Ray Detectability Page, watch our technical video and download our free white paper on this topic.  Learn More 

Key Properties

  • Metal Detectable
  • Excellent Abrasion Resistance
  • High-Impact Strength (Will Not Break or Shatter)
  • Chemical Resistance
  • FDA Compliant
  • Low Moisture Absorption
  • Noise Resistance
  • Easy to Machine

Limitations

  • High Heat Environments
  • High Loads
  • Subject to Creep, Cold Flow
  • Thermal Expansion
  • Tight Tolerance Applications

Applications

  • Baffles
  • Bushings & Bearings
  • Conveyor Components
  • Cups & Sleeves
  • Forming Plates
  • Gears
  • Guides
  • Mixer Components
  • Pillow Blocks
  • Piston Fillers
  • Rollers
  • Scraper Blades
  • Sprockets
  • Wear Plates
  • Wear Strips

Resin Trade Names

Manufacturer Trade Names

  • Polystone® M MDT UHMW

Boedeker Plastics, Inc. stocks & supplies plastic sheet, rod, tube, film and custom profiles and machine parts from these shapes that are produced from plastic resin. In many cases the manufacturer of the shape has their own product trade name. If your specification calls for a specific resin grade or manufacturer trade name, we can supply a shape made from that resin to meet your specification or suggest an equal. If you require a specific resin or brand it must be specified at the time of order.

Available Sizes

Sheet* Thickness .031” to 8.000” Width & Length 48.000” x 96.000” Width & Length 48.000” x 120.000” Thickness .375” to 4.000” Width & Length 48.000” x 144.000” Width & Length 48.000” x 240.000” Width & Length 60.000” x 96.000” Width & Length 60.000” x 120.000” Width & Length 96.000” x 80.000” Width & Length 96.000” x 120.000” Width & Length 96.000” x 240.000” Rod* Diameters .250” to 12.000” Tube* OD Outside Diameter 2.000” to 9.375” ID Inside Diameter Various Sizes Available Profiles* Standard & Custom Available (*) Minimums may apply for some Polystone® M formulations depending on grade & shape size required. Boedeker offers cut to size service on all in-stock items and same day shipping. If you don’t see the size your looking for contact us for alternative options.

Available Colors

  • Blue

Safety Data Sheet

Download Safety Data Sheet

Typical Properties of Polystone ® M MDT Metal Detectable UHMW

DETAIL
Description Value
Material Type Semi-Crystalline Thermoplastic
Chemical Name UHMW-PE Ultra High Molecular Weight Polyethylene
Trade Name Polystone® M MDT UHMW
Additives FDA Metal Detectable Additive & Colorant
Color Blue
Manufacturer Rochling
PHYSICAL
Property Test Unit of Measure Value
Density ASTM D792 g/cm³ 0.949
  ASTM D792 lb/in³ 0.034
Water Absorption, 24 hrs, Immersion ASTM D570 % by wt. 0.01
Water Absorption, Saturation, Immersion ASTM D570 % by wt. 0.01
MECHANICAL
Property Test Unit of Measure Value
Tensile Strength ASTM D638 psi 4,800
Tensile Modulus ASTM D638 psi 100,000
Tensile Elongation at Break ASTM D638 % 320
Compressive Strength ASTM D695 psi 3,000
Hardness ASTM D785 NA Shore D64
IZOD Impact-Notched ASTM D256 ft-lb/in No Break
Dynamic Coefficient of Friction NA 0.13
THERMAL
Property Test Unit of Measure Value
Coefficient of Linear Thermal Expansion ASTM D696 x 10-5 in./in./°F 11
Heat Deflection Temp ASTM D648 °C at 264 psi 42
  ASTM D648 °F at 264 psi 108
Melting Point Temp ASTM D3418 °C 135
  ASTM D3418 °F 275
Max Continuous Operating Temp °C 82
  °F 180
Minimum Operating Temp °C -200
  °F -328
Flammability Rating UL94 NA HB
ELECTRICAL
Property Test Unit of Measure Value
Surface Resistivity ASTM D257 ohm/square 10^14
COMPLIANCE
Description Value
FDA Yes
USDA Yes
NSF Yes
3-A Dairy No
Canadian Food Inspection Agency No
USP Class VI No
OTHER
Description Value
ASTM Shape Spec ASTM D6714
Relative Cost $$$$
Machinability 3

Relative cost based on a scale of one dollar sign ($) as the lowest to ten dollar signs ($$$$$$$$$$) as the highest. Machinability based on a scale of 1 to 10, with 1 being the easiest and 10 being the most difficult to machine. NOTE: All information contained on www.boedeker.com, downloadable documents and printed literature is intended for technical reference only and considered to be accurate for reference purposes only. Boedeker Plastics, Inc. makes no guarantee and offers no warranty for fitness in use and strongly recommends the user validate any plastic, machined part, or product in a specific application for fitness in use.

Polystone® M is a registered trademark of Röchling Engineering Plastics.

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