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Armaflex Tuffcoat is a flexible, closed cell, elastomeric nitrile rubber insulation with a polymeric coating. Based on the excellent technical values of Class O Armaflex it is the perfect solution wherever protection against mechanical impact is required.
With its enhanced surface protection, Armaflex Tuffcoat can even be used on underground pipework - including mains cold water and ground source heat pump pipes.
Armaflex Tuffcoat is available in tubes and coils with a black cover.
The Competitive Advantage of Specifying Armaflex TuffCoat
New! Built-In Anti-Microbial Protection Reduces Mould and Bacteria Growth
Wash down-waterproof and easy to clean. Suitable for areas which require frequent wash down
Resists damage from mechanical impact
Built in vapour barrier prevents condensation
Semi gloss finish - requires no additional painting
Flexible and Lightweight
Compatible with mains cold water pipes for prevention of freezing.
| Properties |
Values |
Remarks |
| Material |
Foamed Nitrile Rubber with Polymeric Covering |
 |
| Max. Surface Temperature |
+80°C |
For temperatures above +80° C, please consult our Technical Department. |
| Min. Surface Temperature |
-10°C |
For temperatures below -10° C, please consult our Technical Department. |
| Thermal Conductivity at 0°C |
0.034 W/(m · K) |
Test acc. to EN ISO 8497 |
| Thermal Conductivity at +20°C |
0.036 W/(m · K) |
| Thermal Conductivity at +40°C |
0.038 W/(m · K) |
| Water Vapour Permeability |
Moisture Resistance Factor µ: 7,000 |
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| 2.79 · 10(-14) kg/(m s Pa) |
BS EN ISO 9346:1996 |
| Water Absorption |
0.2% by volume |
Test acc. ASTM C 209 |
| Surface Spread of Flames (Insulation) |
Class 1 |
Surface Spread of Flame acc. BS 476 Part 7: 1997 |
| Fire Propagation (Insulation) |
Total Index Performance (I) ≤ 12
Sub Index (i1) ≤ 6 |
Fire Propagation acc. BS 476 Part 6: 1989 |
Fire Performance
acc. to Building Regulation
(Insulation) |
Class O |
Test results for Surface Spread of Flames and Fire Propagation meets Class O fire category for |
| Building Regulations 2000 (England and Wales) |
| Building Standards (Scotland) Regulations 1990 |
| Building Regulations 2000 (Northern Ireland) |
| Building Regulations 1997 (Republic of Ireland) |
| Reaction to fire |
Self-extinguishing, does not drip |
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| Noise Reduction |
Sound Absorption Coefficient ISO 354:2003
up to 0.8 |
Also suitable for use in the prevention of sound passage |
| Resistance to |
Building Materials: Very Good
Chemicals: Consult Product Test List |
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| Environmental Aspects |
ODP zero
GWP zero |
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| Health Aspects |
Dust & Fibre Free
Microban anti-microbial protection |
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| Outdoor Applications |
NO additional coating is necessary. |
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