Yellow Outer Body Paper is used in automobile and other filters as outer body. Aspha Board Pvt. Ltd offers Yellow Outer Body Paper. Aspha Board Pvt. Ltd is engaged in the manufacturing of High Value Added Speciality Paper. Viz. Electrical Grade Insulation Paper, Wet Strength Abrasive Kraft Paper and Outer Body Paper. Yellow Outer Body Paper, when immersed in Kerosene for 15 minutes to test the change in colour, the colour changes to dark yellow.