Product details 1,5-naphthalene diisocyanate (NDI) 1,5- naphthalene diisocyanate (NDI) Name: 1,5-naphthalene diisocyanate (NDI) Supplier: INV Molecular Formula: C12H6N2O2 Structure: Molecular Weight: 210.19 CAS No: 3173 -72-6 property: white to light yellow flaky crystalline solid Melting point: 126-130 ° C; Boiling Point: 167 ° C (5 × 1.33kPa; Specific Gravity / Density: 1.42-1.45g / cm3 Specification: Content ≥ 99 % Use:. Used as intermediate NDI is used to make polyurethane products with high elasticity and hardness There are three types of elastomers Produced by the NDI:. castable PU, Embossed PU and PU foam The polyurethane materials made by NDI have high elasticity and. high tensile resistance, high resistance to oil and solvent and other special mechanical and chemical properties, be used in many special fields. Such as NDI is used in the textile industry and making cut roll in the glass industry, cushionning mat, bridge damping block, elevator buffer block, NDI cots (primarily for the printing industry), TPR handrails and switch (mainly for medical devices), NDI load round, NDI diaphragm pump in oil mining industry, caster, pulley in machine making and so on Packing:. 40kg / drum with aluminium foil liner inside Storage:.. Keep away from moisture, heat, sparks, flame, sources of ignition, incompatible substances Store in a cool, dry, well-ventilated area.