... Blowing Film/Pipe/Garbage Bags The content of carbon black is from 20% to 50%. We introduced advanced production equipment and testing machine ... ) black masterbatch to meet with specified request of color shade, heat resistance, light resistance and even food ... Upholstery, Chairs, Cup, Box,Container,Pallet,Sheet,film, shopping bags, casting film, multilayer film etc. Customized :OEM & ODM are welcomed ...