Suflex® Astra® 703/105
Electrical Sleeving & Tubing
Suflex® Astra® 703/105 is a general purpose, high heat-resistant, extruded polyvinylchloride plastic tubing designed for continuous use in 105°C applications. This material carries the Underwriters Laboratories recognition and is rated VW-1 by the Laboratories. Suflex® Astra® 703/105 is supplied in continuous lengths on spools.
Features
- VW-1 Flame Rating.
- Fungus resistant and non-corrosive.
- Extremely flexible. Does not crack with 180° bends.
- -35°C brittle point.
Download Suflex® Astra® 703/105 Datasheet
Product Specifications
| Property | Underwriters Laboratories, Inc. Conditioning | Underwriters Laboratories, Inc. Requirements | Mil-1-631 Grade C Requirements Conditioning | Mil-1-631 Grade C Requirements Requirements | Typical Astra 703/105 Performance |
| Dielectric Strength - Dry | C-96/23/50 | Min. 800 V/mil | 1180 V/mil | ||
| Dielectric Strength - Wet | C-96/23/96 | Min. 85% of dry | 94% of dry | ||
| Shelf Aged | 60 Days at 23°C | Min. 2500V for 1 min and then increase to breakdown | Exceeds requirements Avg. Dielectric Breakdown 15,000 to 30,000V Avg. 88% | ||
| Oven Aged | 50 Days at 133°C | Min. 50% Shelf Age | Exceeds requirements Avg. Dielectric Breakdown 15,000 to 30,000V Avg. 88% | ||
| Dielectric Constant - Dry | C-96/23/50 | Maximum 7.0 | 2.96 | ||
| Dielectric Constant - Wet | C-96/23/96 | Maximum 8.0 | 3.71 | ||
| Dissipation Factor - Dry | C-96/23/50 | Maximum 0.14 | 0.050 | ||
| Dissipation Factor - Wet | C-96/23/96 | Maximum 0.16 | 0.059 | ||
| Insulation Resistance | Tap Water @ 60°F | Mins. from 2.11 to 0.059 mega ohms/M ft. from #24 to 2-1.2" | Exceeds Requirements | ||
| Volume Resistivity | None | Min. 1x10 ohm | 308x10 | ||
| Tensile Strength - Unaged Tensile Strength - Shelf Aged Tensile Strength - Oven Aged | 60 Days at 23°C 60 Days @ 113°C | Min. 1500 psi Min. 70% Shelf Age | C-96/23/50 | Min. 1800 psi | 3480 psi Over 3000 psi 90-95% |
| Tensile Elongation - Unaged Tensile Elongation - Shelf Aged Tensile Elongation - Oven Aged | 60 Days at 23°C 60 Days @ 113°C | 100% Minimum Min. 70% Shelf Age | C-96/23/50 400 h 130°C | Min.200% Max 350% Max. 35% Change | 250-350% 80-90% of Original |
| Heat Shock | 1 h @ 136°C | No Cracking | No Cracking | ||
| Softening Temperature | None | Min. 70°C | 100°C | ||
| Lengthwise Shrinkage | 2 h 130°C | 10% Max | 5% | ||
| Deformation | 2 h @ 121°C | Max. decrease wall thickness by 50% | 22% Decrease | ||
| Flexibility | 60 Days @ 113°C | No Cracks Returns to round cross sections after bend | 200 h @ 100°C | No Cracks 180°C bend around 1/8" rod | No Cracking, proper return to round cross section |
| Cold Performance | -10°C | No Cracks 6 turns around model | 500% Brittle Temp. Impact Method | Max -10°C | No Cracks at -25°C -35°C Brittle Point |
| Flame Resistance | Five 15 sec. Flame applications | Does not burn longer than 1 minute after application | None | Max 15 Seconds | Self Extinguishing in 10 Seconds or less |
| Oil Resistance | High Swelling in Oil h 50°C | No Cracks, no oil penetration Max. 10 increase in dia. | Conforms 0.5% Increase | ||
| Corrosion Resistance | 7 days at 186°C | No deleterious effect on copper or tubing | 720 h 70°C High Humidity | No Corrosion Max. 2% resistance increase of conductor | Conforms at 0.8% Resistance Increase |
| Fungus Resistance | 12 mos. 23°C 50% RN in Culture | No Fungus Growth | Conforms | ||
| Bursting Strength (Increasing Pressure) | C-96/23/50 | +min. 29 psi to 96 psi | Exceeds all requirements by 90% | ||
| Bursting Strength (Continuous Pressure) | C-96/23/96 | +min. 15 psi to 48 psi | Exceeds all requirements by 90% |
Suggested Application
Suflex® Astra® 703/105 tubing is widely used on transformer, motor and coil lead wires. It also finds applications in electronic apparatus and in consumer goods such as toys, blenders, food machines, outboard motors, lawn care equipment, stereos, lighting equipment, motorcycles, etc. Suflex® Astra® 703/105 tubing may also be used for vacuum or pressure hoses and transfer of compatible liquids.
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