sunbesta-zv

NEWLY INNOVATIVE MLT
SOLUTIONS: SUNBESTA-ZV
Double barrier material created by:
Requirements for Fuel Lines
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Mechanical properties (Burst pressure, Cold impact resistance, Tensile elongation, etc.)
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Long term durability (Lifetime)
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15 years, 150,000 miles
Fuel and chemical resistance
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CE5, CE10, CM15, CE22, CM30, CE85, E100
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Bio fuels (Bio alcohol, Bio diesel; RME, SME, etc.)
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Auto oxidized fuels (aggressive fuels with high peroxide number)
Low permeation
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Euro4, Euro5, Euro6
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LEV II, PZEV, LEV III
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Conductive (USA , Japan)
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Processability, thermoforming (Straight, Corrugate)
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Cost reduction
Trend of MLT System
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Wide variety of fuels are being used
Lower emission requirements
Cost efficiency
Oligomer free and conductive material for inner layer
Wide range of MLT systems for fuel lines have been proposed:
•  PA11/PA12 and PBT, PBN, PVDF, ETFE, EFEP, EVOH,
PPS MLT systems
Layer construction of MLT has grown more complicated Advanced Multi-layer Tube System
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AGC, KURARAY and UBE jointly developed 3-layer Tube System:
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to offer a high level of low permeation system against variety kind of fuels
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to offer a low oligomer wash out system
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to offer a reasonable cost performance system
Outer layer:
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Middle layer:
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Modified-PA12 with excellent cold impact resistance and long term heat resistance
Modified-PA9T with excellent hydro-carbon barrier properties and good chemical and
hydrolysis resistance
Inner layer:
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Modified-ETFE with excellent alcohol barrier properties, fuel (including aggressive oxidized
fuels and high alcohol based fuel), chemical and hydrolysis resistance, and adhesive
properties
SUNBESTA-ZV Tube Construction
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Standard Material:
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OD/ID = 8.0 mm/6.0mm
Thickness : Inner/Middle/Outer = 150/150/700　µm
Outer layer: PA12 UBESTA 3030JI series
Middle layer: PA9T Genestar N1001D-U series
Inner layer: ETFE Fluon AH series
Fuel Permeation Rate
Barrier layer thickness
300 µm
250 µm
250 µm
Permeation Rate in Comparison with Various MLTs
SHED Method
(Fuel :CARB DBL
Indolene+ETOH10%)　Tube dimensions =
OD/ID: 8.0 mm/6.0 mm
Length: 1m
Typical Tube Properties
*Tensile Speed : 50mm/min. Distance between Marks/Grips : 50mm / 100mm
Burst Properties: SAE J2260
Cold Impact Properties: SAE J2260
Layer Adhesion: SAE J2260
Electrical Resistance: SAE J2260
Layer Adhesion Performance
Peeling strength measured after filling with CE10 at 60 oC
Test specimens prepared by Spiral strip, Peeling speed: 50mm/min
Typical Processing Conditions: Conductive Straight Tube
Line speed: 20 m/min UBESTA 3030JI26L Properties
Genestar N1001D – U83/02 Properties
Fluon AH2000 and AH3000L Properties
For Your Consideration
* These contents are prepared under the actual information and they can be revised at anytime.
* The described numerical values are average values obtained by measurement under prescribed
conditions ; not guaranteed
values.
Asahi Glass, KURARAY and UBE don’t guarantee the quality and safety of your company’s finished
product even if Asahi Glass,
KURARAY and UBE’s materials and the data described here or data prepared by other companies are
used to manufacture the
finished product.
* Determination of the suitability of the finished product shall be the responsibility of your company.
* Specific application may be Subject to standards, regulations and commercial property right, fully
researched by your company.
* Ask for “Product Safety Data Sheet” before using Asahi Glass, KURARAY and UBE’s products.
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