Properties Unit XT70 XT73 XT80 Melting point 67-70 73.1 70-80 Viscosity mm2/s at 100 5-8 7 8.5-10 Size,16mesh % 90 95 90 Penetration 0.1mm/100g,5s at 25 20 - 20 FAQ: 01.Are manufacture or trading company A:We are manufacturer.We are welcome to visit our factory. 02.How can I get a sample A:You can discuss with us,We normally send sample by EMS,DHL. few samples is free but you need to pay for the shipping cost. 03.How to ensure product quality A:You can get some sample,or we can send some certificate to you. 04.When can I deliver the goods A:Lead-time is around 7-14 working days after we receive the advance payment. It varies according to different products and quantity. 05.Can you give me a discount price A:Sure,it depend on your quantity.