One,Our company developed the dropper special black masterbatch with LLDPE as the carrier, high quality carbon black, dispersing agent, lubricant with advanced processing techniques and. The carbon black content is as high as 50%, is a high content of carbon black, tinting strength, nontoxic, tasteless, with good dispersion performance, good heat resistance, and the base ma-terial miscible good, excellent UV shielding of the dropper tape special black masterbatch . Two, technical indicators:1 appearance: 3*3mm round shape, smooth surface2 carbon black content: 50% 2 melt index MI (g/10min) 503 water content <0.15%4 heat resistance: 4 level5, migration resistance: 5 level6 color intensity: 101%Three, using method: according to a certain proportion of mixing evenly.Four, reference: 8% – 4%, the user can also be in accordance with the product color requirements to deploy.Packing: 25kg/ bag plastic composite bagStorage: non dangerous goods storage, stored in dry and ventilated warehouse