Inside Layer: Siliconed Internal Lining Middle Layer: Yarn Mesh Outside Layer: Kraft Paper Capacity: 25 kgs Max. Temperature : more than 200 C ( centigrade degree) The Bitumen will not stick on the inner liner when dumping Pile up: up to 200 layers max. under certain conditions Packing: need not carton packed Especially for hot Blown/ Oxidized bitumen packing