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HFL-781
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HFL-781
Hydro-Fused®/Nonasbestos Gasket Material
F729900B5E09M9 |
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| HFL-781 is a high density, controlled swell gasket material with styrene butadiene and natural rubber binders. It is used in heavy duty oil sealing applications such as diesel engine oil pans and front covers. It is intended for applications with short duration maximum temperatures up to 290oC (550oF). The following specification values are for 0.8mm (0.031") gauge material.
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Compressibility, % (at 34.5MPa) |
7 - 17 |
ASTM F 36 |
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Recovery, % |
40 (min.) |
ASTM F 36 |
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Tensile Strength, AMD, MPa(psi) |
13.90 (2016) (min.) |
ASTM F 152 |
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Creep Relaxation, % |
30 (max.) |
ASTM F 38 |
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Sealability, Fuel A, ml/hr |
2.0 (max.) at (300psi/10psi) |
ASTM F 37 |
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Fluid Resistance, IRM903 Oil |
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ASTM F 146 |
| Change in Thickness, % |
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85 (max.) |
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Fluid Resistance, Fuel B |
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ASTM F 146 |
| Change in Thickness, % |
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40 (max.) |
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Binder Type |
Styrene Butadiene / Natural Rubber |
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| Specification values determined by the test methods required for ASTM F-104, Type 7 materials. |
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EnCore, Hydro-Fused, Pro-Formance, Select-a-Seal, Syntheseal, Thermo-Tork, and Voltoid are registered trademarks of Interface Solutions, Inc. MicroPore is a trademark of Interface Solutions, Inc.
WARNING: The description and performance data provided herein constitute a material specification for quality control purposes, but do not imply suitability for use in a specific application. Your specific application should not be undertaken without independent study and evaluation for suitability. Failure to select proper sealing products may result in either property damage or personal injury. For specific application recommendations, contact Interface Solutions. INTERFACE SOLUTIONS EXPRESSLY DISCLAIMS ALL WARRANTIES EITHER EXPRESS OR IMPLIED, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR OF FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL ISI BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, CONSEQUENTIAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THE INFORMATION CONTAINED IN ITS SPECIFICATION DATA SHEETS, ITS PRODUCTS OR THEIR FUTURE USE BY YOU OR ANY THIRD PARTIES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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North America, Interface Solutions, Inc.
22260 Haggerty Road, Suite 200
Northville, MI 48167 USA
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Tel: 800 9GASKET ( 800-942-7538)
Tel: (Outside USA) 1-248-596-2800
Fax: 248-596-2880
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Korea, Interface Solutions
Room 406, Office Line, #401 Green Plaza,, 19-2 Soonae-Dong, Boondang-Gu, Seongnam-City, Kyunggi-Do
South Korea, 463-825
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Tel: +82-31-716-1923
Fax: +82-31-716-7235
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Europe, Interface Solutions International, S.A.R.L.
64240 Bonloc, France
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Tel: +33 (0) 5 59 29 12 20
Fax: +33 (0) 5 59 29 18 85
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Previous Revision Date: 10-27-2008
Latest Revision Date: 10-29-2008
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