250ml Laboratory Thermostat Electric Heating Mantle Adjusting Temperature Machine for School, Range Up to 380℃(GB)

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  • Rugged and durable, it adopts advanced non electronic electronic voltage regulating circuit, which has the advantages of long service life and large temperature range.
  • It has the advantages of large heating area, fast heating, good heat preservation effect, no open flame, and not easy to touch glass machine.
  • It uses high temperature alkali free glass fiber as an insulating material, seals the resistance wire in the insulating layer, and then weaves it into a hemispherical internal heater.

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