MIL-B-121 Type II, Grade A, Class 2 Creped Kraft Paper

MIL-B-121 Type II, Grade A, Class 2 Creped Kraft Paper is a legacy military specification barrier material engineered for moisture and grease resistance in protective packaging applications. Manufactured to meet the requirements of MIL-B-121, this material delivers reliable performance for defense, aerospace, and industrial preservation projects. Constructed from laminated, waterproof creped kraft paper with a heat-sealable polyethylene coating, this material offers excellent flexibility, strength, and conformability—making it ideal for wrapping, interleaving, or lining moisture-sensitive components and equipment.  Please note that the MIL-B-121 specification was superseded and is no longer active. Materials described here meet or exceed the legacy specification, but are not available with a Certificate of Conformance.  Key Features: Meets MIL-B-121 Type II, Grade A, Class 2 specifications Waterproof, greaseproof, and heat-sealable Creped construction adds flexibility and cushioning