VPL temperature indicating crayons/chalks are sold in the market with TempindicTM trade name. The TempindicTM crayons are made available in 120 different temperature ratings systematically spaced between 40 Deg C to 1200 Deg C as per the customer needs. The Tempindic crayon length would be125mm and will be supplied in aluminium casing with a adjustable cap for holding of chalk/crayon.
vCalibrated at +/-1% Accuracy
vLead and Sulfur free
vCompliance with European RoHS regulations
Simple to use; mark on the surface of metal or sheet with the required Tempindic. Once the surface reaches the rated temperature of the Tempindic, the mark would melt and show liquid smear appearance. The colour of the crayon is only an indication and will not have any role while marking or on its performance.
The following industries normally use TEMPINDIC
vWelding industries (during pre-welding, inter-pass, and post welding)
vOil refineries, Aluminium refineries
vIron and Steel making industries, Glass industries,