Home Heat Shrink 4:1 HST High Flow Adhesive Heat Shrink Tubing
High Flow Adhesive Heat Shrink Tubing
Join Multiple Wires with an Impenetrable and Waterproof Seal
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High Flow Adhesive Heat Shrink Tubing
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This high flowing adhesive heat shrink tubing is ideal for joining multiple wires or cables. The very active hot melt adhesive flows between wires and cables to create a weatherproof seal that is highly puncture resistant and provides a superior strain relief. |
- Shrinks 4:1 ratio so it can be used on multiple cables and provide a tight seal
- Color coded dashes on clear tubing for easy identification
- Strong adhesive and polyolefin tubing combined create a puncture resistant
- Operating temperature from -55°C to 110°C (67°F to 230°F)
- Ideal for use on:
- Joining multiple wires
- Identifying wire gauge
- Color coding wires or wire combinations
- Waterproofing permanent connections
- Creating sealed splices
| Ordering Size | Minimum Expanded I.D. | Maximum Recovered I.D. | Nominal Recovered ? Wall | Minimum Recovered Outer Wall | Color Code |
| 0.220 | 0.220" | 0.045" | 0.030" | 0.027" | Yellow |
| 0.300 | 0.300" | 0.060" | 0.033" | 0.028" | White |
| 0.350 | 0.300" | 0.080" | 0.038" | 0.033" | Green |
| 0.450 | 0.450" | 0.105" | 0.043" | 0.053" | Red |
| Physical | |
| Tensile Strength | 2450 PSI |
|---|---|
| Ultimate Elongation | 475% |
| 2% Secant Modulus | 16,500 PSI |
| Longitudinal Change | +0%, -10% |
| Specific Gravity (Outer Wall) | 0.97 |
| Heat Aging | 135°C (Adhesive softens) |
| Thermal Cycle | 5°C to 135°C |
| Vibration | 24 hours |
| Cold Flex | -30°C |
| Electrical | |
| Dielectric Strength (Outer Wall) | 500 V/mil |
| Dielectric Withstand | 1000 volts AC |
| Current Leakage | < 0.250 microamps |
| Chemical | |
| Auto Fluid Compatibility | 8 fluids |
| PART # | DESCRIPTION | LENGTH | DIAMETER | WEIGHT | COLOR | PRICE |
| NSPA-HST540C-48 | High Adhesive Flow Shrink Tubing | 48" | 0.220" | 0.06 lb | Clear w/ White Dashes | |
| NSPA-HST541C-48 | High Adhesive Flow Shrink Tubing | 48" | 0.300" | 0.07 lb | Clear w/ Red Dashes | |
| NSPA-HST542C-48 | High Adhesive Flow Shrink Tubing | 48" | 0.350" | 0.08 lb | Clear w/ Blue Dashes | |
| NSPA-HST543C-48 | High Adhesive Flow Shrink Tubing | 48" | 0.450" | 0.09 lb | Clear w/ Yellow Dashes |
Limiting Oxygen Index (LOI)
The ratio of how much oxygen - as compared to other gases - needs to be present in the air surrounding a particular material in order for that material to burn. The fact that Earth's normal atmospheric air contains around 21% oxygen is used a reference point when materials are classified into burn categories that are based on Limiting Oxygen Index. Substances that are combustible in air containing less than 21% oxygen are considered flammable, while those that burn in the range of anything greater than 21% but less than 28% are typically labeled "slow burning". Any material with an LOI that exceeds 28% is classified as self-extinguishing.
In the table below, you'll find a list of polymers commonly found in our heat shrink tubing and braided sleeving products, along with their LOIs and the burn categories each falls into.
| MATERIAL | ALTERNATE NAME | LOI | CATEGORY |
| ECTFE (Ethylene chlorotrifluoroethylene) | Halar | 64% | Self Extinguishing |
| Nomex | N/A | 28% | Slow Burning |
| Nylon 6:6 | N/A | Ranges fron 24-29% | Slow Burning to Self Extinguishing |
| PET (Polyethylene Terephthalate) | Mylar (film), Dacron (fiber) | Ranges from 21-34% | Slow Burning to Self Extinguishing |
| Polyethylene (PE) | N/A | 17% | Flammable |
| Polypropylene (PP) | polythene (in the UK) | 17% | Flammable |
| Polytetrafluoroethylene (PTFE) | Teflon | 95% | Self Extinguishing |
| Polyvinyl Chloride (PVC) | N/A | Ranges from 45-49% | Self Extinguishing |
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Reviewed by 3 customers
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Displaying reviews 1-3
Pros
- Aesthetically Pleasing
- Durable
- Easy To Set Up
- Good Interface
- Great Results
Cons
Best Uses
- Big Office
- Home
- Organization
- Protection
- Small Office
Comments about 0.220 in High Adhesive Flow Heat Shrink -48 in in Long:
I used this product in the construction of custom thermistor probes for field research. It saved me hours of work by combining high flow adhesive with heat shrink, giving me a water-tight seal. I would typically encapsulate the probe in copper tube for additional protection, but this was unnecessary, because this shrink tube is particularly rigid and durable. It does not bend easily, but that is exactly what I needed!
- Primary use:
- Business
Pros
- Aesthetically Pleasing
- Durable
- Easy To Set Up
- Great Results
- Weatherproof
Cons
Best Uses
- In the Field
Comments about 0.220 in High Adhesive Flow Heat Shrink -48 in in Long:
This is the best heat shrink I have found for weatherproofing any sort of cable splice. I use it for everything and the adhesive does a great job of flowing into all the spaces between the wires.
- Primary use:
- Business
Pros
- Good Quality
Cons
- Not very flexible
Best Uses
- Inline splices
- Weather proof
Comments about 0.220 in High Adhesive Flow Heat Shrink -48 in in Long:
nice shrink for inline splices but not for tight bends.
Displaying reviews 1-3





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