VPL Chemicals Pvt Ltd (an ISO 9001:2000 certified company) manufacture and distributes the following products A) Temperature Indicating Crayons / Chalks Temperature indicating crayons are sold in the market with Tempindic trade name. These chalks are also popularly known as Thermal chalks, Thermo pens, etc. The main usage of these crayons would be in welding industries (to measure temperature during pre-welding, interpass, post welding) and heat treatment industries.
B) Temperature Measuring...
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