Nomex Type 410 Aramid Paper (In Roll Form) Size-0.5Mm (20 Mils) Thk X 600Mm W Idth X 900Mm Length-By M/S Dupoint Usa., Dmw Spec No: 4/Dcw/Spec/Tm-036. [ Warranty Peri Od: 30 Months After The Date Of Delivery ] ]