ASTM D638 Specimen Cutting Dies

Plastic Tensile Testing

ASTM D638 is the standard test method for tensile properties of plastics. Our D638 dies cut precise tensile bars for thin plastics and sheet, with clean ground edges that keep specimen geometry true.

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$225EACH · IN STOCK · SHIPPED NATIONWIDE

What it tests

D638 Applications

Our D638 dies prepare standards-accurate specimens for:

Tensile strength of thin plastics and sheet
Reinforced and filled polymer testing
Tensile modulus and elongation
Material qualification and QC
R&D on new polymer formulations

Die Specifications

Blade.937" Ground Edge
Base5/8" Wood
EjectionRubber Included
ToleranceHigh
Price$225 each
AvailabilityIn Stock
ShippingNationwide
OriginMade in USA

Match your method

D638 Die Types

Type IStandard for plastics 7mm and under

Type IIAlternative when Type I won't break in narrow section

Type IIILarger specimen option per D638

Type IVFor thin plastics — most common

Type VSmall specimens for limited material or thin sheet

Type IV and Type V are the most frequently ordered. Tell us your material thickness and we'll confirm the right type for your method.

Order Your D638 Die

In stock at $225 each, shipped nationwide. Order online or get an instant quote with your drawing or spec.

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ASTM D638 Specimen Cutting Dies

D638 Applications

Die Specifications

D638 Die Types

Order Your D638 Die

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