S. C. Dey & Co. Manufactures Heat Sealer. S. C. Dey & Co. Manufactures testing instrument for Material & Petroleum Testing. The Heat Sealer has 225 x 20 mm Teflon coated Sealer surface. It features Ambient to 250deg C temperature range. It also incorporates a digital Indicator cum controller for controlling temperature. Air compressor is not available with this Heat Sealer.