Electronic Probe RTP Company End-Use Case Study Two-step Mold For Superior Bondability When Pomona Electronics designed its digital Multimeter Probe that helps electrical and electronic technicians diagnose and troubleshoot circuitry and other test points, it called on engineers at RTP Company. “The Probe is manufactured with a two-step molding process,” explains Ron Harmon, Design Engineer at Pomona. “We needed a combination of materials that could provide both excellent bondability and easy processing. ” The first-step material for the inner mold is an RTP 100 Series polypropylene specialty compound with a UL flammability rating of V-2 at 1/32 in (0.79 mm). This compound offers excellent moldability and non-corrosive characteristics. The second-step overmold material is an RTP 2800 Serie

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