SBRS-(3X, 4X) GF Militar y Grade Dual Wall Adhesive-Lined Polyolefin Heat Shrink Tubing
Product Description
The SBRS-(3X, 4X) GF is a militar y-grade dual wall adhesive-lined polyolefin heat shrink tubing. It is designed for applications requiring both exceptional flame retardance and environmental sealing.
• Shrink Ratios: 3:1 and 4:1
• Features:
• Highly flame retardant.
• Provides superior sealing against water, moisture, and other contaminants.
• The high shrink ratio allows for coverage of irregularly shaped connectors and components.
• Inner adhesive bonds effectively to various materials.
• Supports continuous operating temperatures from -55°C to 135°C.
• Fully shrinks at temperatures ≥125°C.
• Meets MIL-DTL-23053/4 standards.
• Certifications: RoHS, UL, CF
Technical Specifications:
• Dimensions:
• SBRS-(3X)GF:
• Available sizes range from 1/8 inch (3.2 mm) to 1-1/4 inch (32.0 mm).
• Expanded inner diameter ranges from 3.2 mm to 32.0 mm.
• After recovery inner diameter ranges from 1.0 mm to 8.0 mm.
• Total wall thickness ranges from 0.95 ± 0.30 mm to 2.75 ± 0.40 mm.
• Adhesive thickness ranges from 0.40 ± 0.20 mm to 0.80 ± 0.30 mm.
• Standard package length varies from 25 meters per roll to 200 meters per spool.
• SBRS-(4X)GF:
• Available sizes range from 1/4 inch (6.0 mm) to 2 inch (52.0 mm).
• Expanded inner diameter ranges from 6.0 mm to 52.0 mm.
• After recovery inner diameter ranges from 1.0 mm to 13.0 mm.
• Total wall thickness ranges from 1.05 ± 0.30 mm to 3.35 ± 0.50 mm.
• Adhesive thickness ranges from 0.50 ± 0.30 mm to 0.95 ± 0.30 mm.
• Standard package length varies from 25 meters per roll to 200 meters per spool.
• Technical Data:
• Tensile Strength: ≥10.4 MPa (14.28 typical)
• Elongation: ≥200% (450.29% typical)
• Tensile Strength after aging: ≥8.4 MPa (10.80 typical)
• Elongation after aging: ≥100% (390.27% typical)
• Flammability: Pass
• Dielectric Strength: ≥15 kV/mm (17.5 typical)
• Volume Resistivity: ≥1×10^14 Ω.cm (2.5×10^14 typical)
• Adhesive Properties:
• Water Absorption: <0.2%
• Softening Point: 95 ± 5°C
• Strength of Peeling (PE): 120N/25mm
• Strength of Peeling (AL): 80N/25mm
Audited Supplier 
){kind=link}