Test Cards - Rubber
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PTFE (Teflon)
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Thermoform Test Cards, Acetal (Delrin)


Hard “plastic” (PETG) cards holding any size contaminant and designed especially for rugged use.


Thermoform Test Cards – Acetal (2.5″x4.25″) are made with food grade polyethylene (PETG) and form a tight, solid structure surrounding the Acetal (Delrin) or other contaminant type. Accordingly, the cards are particularly appropriate for wet or humid applications where there can be extra wear and tear on a laminate card. The plastic is hard and clear.  For all intensive purposes, as invisible under x-ray. These cards are available in a variety of sizes with a single or multiple balls (12+ special pricing) in all “contaminant” types, (Fe, NFe, SS 316, Ceramic, SLG Aluminum, Acetal (Delrin), PTFE (Teflon) and Rubber).  And the Test Cards, Acetal (Delrin) contaminant type is listed hereONLY single seed cards are available on the website.  Sold Individually.   Email testrods@testrods.com or call 866-691-8560 TO ORDER MULTI-CARDS.

Validation testing of Metal Detectors and X-ray Inspection Systems is a critical component of a HACCP plan and quality management system. Validating the performance of your systems, before and during production runs gives you the assurance your systems are compliant to your plans and production standards.  Testrods is a division of Regal Packaging Services.  Hard Plastic Test Cards – Ceramic are made from Acetal Copolymer.

Acetal (Delrin) – 1.4 g/cm3
Compared to:
Rubber – 1.2 g/cm
Acetal (Delrin) – 1.4 g/cm3
Teflon (PTFE) – 2.2 g/cm
Soda-Lime Glass – 2.5 g/cm3
Density: Aluminum – 2.7 g/cm
Ceramic AL203 – 3.7 g/cm3
Ceramic ZR02 – 5.6 g/cm3
Stainless Steel – 8.0 g/cm
Additional information
Weight 0.0625 lbs
Dimensions 2 × 2 × 0.5 in
Metal Size

2.4 mm, 3.2 mm, 4.0 mm, 4.8 mm, 5.6 mm, 6.4 mm, 7.9 mm, 9.5 mm, 12.7 mm, 15.9 mm, 19.1 mm, 25.4 mm

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