Diesel & Chemical Resistant High Temperature Heat Shrink
Our range of commercial-grade RSFR-DR heat shrink tubing is engineered to deliver an exceptional level of high-temperature insulation, chemical immunity, and structural shielding, this professional-grade diesel & chemical resistant heat shrink provides the ultimate protection required for demanding automotive and marine electrical systems. At Red2Go, we stock an extensive online inventory of specialised elastomeric tubing to streamline your complex wiring looms and or harness rebuilds from start to finish. Ensure your workshop or commercial fleet is equiped with components built to last, browse our online range of RSFR-DR heat shrink today, and enjoy fast, reliable delivery across Australia.
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Advanced Polymer Science and Fluid Resistance Parameters
Standard polyolefin heat shrink sleeves can quickly soften, swell, or disintegrate when subjected to continuous exposure to fuel, oil, and intense under-bonnet heat wave cycles. Our high-performance RSFR-DR special-purpose tubing completely overcomes these structural vulnerabilities through an advanced cross-linked elastomeric polymer formulation explicitly designed for long-term heat and fluid resistance. This chemical immunity ensures that the tubing remains completely unyielding when directly exposed to aggressive diesel fuels, aviation fuels, hydraulic fluids, and lubricating oils, preventing circuit degradation on critical machinery paths. Delivering an exceptional mechanical defense, this tough-walled sleeving features a high threshold for mechanical abrasion, cuts, and physical abuse while maintaining the optimal longitudinal flexibility and permanent strain relief needed for dense vehicle wire bundles.
Rigid Engineering Performance and Universal Compatibility
Achieving dependable electrical safety in extreme operational zones requires components engineered to strict military and international transit compliance benchmarks. The RSFR-DR family features a precision 2:1 shrink ratio, allowing the expanded sleeve to slip easily over pre-terminated connectors or transitions before shrinking tightly to half its original diameter for a permanent, slip-free physical bind. Built to withstand the harshest environments, the material is fully flame-retardant and self-extinguishing, carrying third-party certification that meets rigorous AMS-DTL-23053/1 standards. It boasts a formidable dielectric strength of 15kV/mm to isolate circuits safely up to high-voltage thresholds, and operates continuously across an extreme thermal spectrum ranging all the way from a freezing -75°C up to an intense 150°C.
To seamlessly match your specific workshop or assembly line layout, our online inventory is supplied in convenient pre-cut 1.2-metre lengths for individual repairs, or high-capacity bulk reels for high-volume automotive manufacturing and commercial marine outfitting. This versatile material profile is heavily specified across the mining, motorsport, defence transport, and heavy transport sectors to safely jacket high-vibration engine bay feeds, brake line protections, exterior control wiring, and sub-surface marine wiring looms.
Frequently Asked Questions
What sets RSFR-DR heat shrink tubing apart from standard single-wall heat shrink?
Standard single-wall heat shrink is typically manufactured from general-purpose polyolefin, which easily degrades when exposed to oils, fuels, and intense engine temperatures. RSFR-DR is a highly specialized, elastomeric radiation-modified tubing formulated specifically to withstand long-term chemical exposure, absorbing impacts and resisting diesel or hydraulic fluids without swelling or losing its structural integrity.
What are the required shrink temperatures for a successful installation?
To achieve complete, uniform structural recovery and ensure a permanent grip around your wire harness, the material requires a minimum shrink temperature of 150°C and achieves a full, secure recovery at 175°C. We highly recommend utilising a professional-grade workshop heat gun rather than a lower-temperature tool to guarantee the elastomeric polymer cross-links correctly.
Is this chemical-resistant tubing safe for high-temperature motorsport and military vehicles?
Yes, our RSFR-DR range is explicitly engineered and widely specified as a premium jacketing material for professional motorsports, military ground transport cables, heavy earthmoving equipment, and commercial marine vessels. Its broad continuous operating temperature range of -75°C to +150°C allows it to survive directly alongside hot engine blocks and heavy fluid lines without melting or cracking.