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Prism Molds

Prism Molds prepare samples for use in Length Change Apparatus in measuring dimensional changes of cast prisms due to alkali-silica reactivity or other factors. They meet numerous ASTM and AASHTO standards for testing or evaluating hardened Portland Cement paste, mortar, concrete or hydraulic hydrated lime.

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Single Prism Mold, 1x1x10in
Model: HM-256
2-Gang Prism Molds, 1x1x10in

2-Gang Prism Molds, 1x1x10in

Starting at $133.00
Models: HM-257, HM-258
2-Gang Prism Mold, 2x2x10in
Model: HM-255
Single Prism Mold, 3x3x10in
Model: HM-259
Gauge Studs for Mortar Bars
Model: HM-268
Prism Molds

These corrosion-resistant steel molds are available as single or two-gang configurations. Each consists of a base plate, endplates, and removable partitions, and is designed for use with Prism Length Change Gage Studs when casting samples.

  • Single Prism Mold, 1x1x10in forms a single specimen with an outside length of 11.625in (296mm) from the outside end of Gage Studs.
  • 2-Gang Prism Mold, 1x1x10in forms two specimens and is available in steel or stainless steel models with an outside length of 11.625in (296mm) from the outside end of Gage Studs.
  • 2-Gang Prism Mold, 2x2x10in with an outside length of 11.625in (296mm) from the outside end of Gage Studs. For molding two specimens.
  • Single Prism Mold, 3x3x10in with an outside length of 11.625in (296mm) from the outside end of Gage Studs. For forming a single 10in mold.
  • Prism Length Change Gage Studs made of 316 stainless steel is threaded into prism molds and cast into specimens for precise measurements in Length Comparator.