SUMITUBE W3B2 (4X)

basic information

■Basic Characteristics 1. Material………………… Outer layer: Electron beam cross-linked soft flame-retardant polyolefin resin Inner layer: Thermoplastic adhesive 2. Shrinkage temperature…… 110℃ or higher 3. Shrinkage rate…………… Inner diameter shrinkage rate W3B2 60% or more W3B2 (4X) 80% or more Length change rate -15% or more 4. Continuous use temperature… -55 to 125℃ (SAE-AMS-DTL-23053 standard: -55℃ to 110℃) ■Features 1. UL/SAE-AMS standard product (W3B2 is a CSA standard product) 2. Adhesive properties to metals, polyolefins, and PVC, waterproofing is possible 3. Effective for waterproofing objects with large steps 4. Flame-retardant (no use of chlorine-based flame retardants or specific brominated flame retardants (PBDE, PBB)) 5. Flexible 6. Adhesive thickness is thicker than Sumitube O2B2 ■Applicable Standards Refer to catalog and website ■Colors Available colors… Black, brown, red, orange, yellow, green, blue, purple, gray, white (10 colors) In-stock color… Black in all sizes

Price range

Delivery Time

Applications/Examples of results

■Purpose 1. Waterproofing of electronic components with large step differences 2. Treatment of wire branching points 3. Insulation protection of wire connection points *Please check the waterproof characteristics and other specifications according to the usage conditions before use.