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PTC® Instruments & PTC Metrology™ Calibration Lab

A division of Pacific Transducer Corp the leading manufacturer of Durometers and Surface Thermometers in the world.

Our factory and calibration lab is located in Los Angeles, California where PTC® has been manufacturing quality test instruments since 1946.
We are Accredited by A2LA to ISO/IEC/17025 ANSI/NCSL Z540-1 Certificate number 1896.01

To send your instruments for calibration and/or written certification, please click the following link and fill out the RMA (Return Materials Authorization) form.

PTC® Instruments manufactures, calibrates and certifies the following test instruments...

PTC® Durometers
  • Durometers-for testing the hardness of various plastics & rubber.

  • PTC® Thermometers
  • Thermometers-a full selection of types and temperature ranges for any application.

  • Data Loggers-for testing humidity, temperature & pressure

  •   Portable Steel Hardness Tester
  • PTC® Rockwell Equivalent Steel Hardness Testers and Brinell Scopes -measures the hardness of metals in the range of 20 to 65 HRC.

  • PTC® offers a full line of many other industrial test instruments for temperature, humidity, pressure, strain and hardness.

  • Pyrometer Kits-temperature measurement of furnaces, kilns, ovens, exhusts, motors, etc.

  • Polariscopes-for determining strain patterns developed during fabrication & manufacturing of glass.

  • Pressure Gauges-Industrial Pressure gauges dry or glycerin filled, Dials up to 6"

  • PTC Metrology™ has manufactured and continues to calibrate durometers for...

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    Dunns 00-837-4530 | Cage Code 96739 | Phone 310.478.1134