Silicone Heater Hoses


70526 Series Silicone Heater Hoses Product Specifications
This 2-Ply Silicone Hose is used for coolant transfer applications and higher temperature service. These extruded heater hoses meet or exceed the requirements of the SAE J20 R3 Class A specification. The silicone houses are reinforced with polyester fabric. Heater hoses are resistant to coolant solutions, cold leaks, cracking, peeling, aging and ozone but not recommended fuel or oil transfer use.  

Specifications:

  • No. of Plies:  2
  • Chemical:   Good
  • Flexibility: Excellent
  • Abrasion – Interior/Exterior:   Good/Good
  • Pressure: Positive
  • Tube: Silicone/HDPE
  • Reinforcement: Polyester Fabric
  • Temperature: – 65°F to +350°F
  • Lengths: 25 to 50 feet
  • Color: Blue

Options:  Length available per reel up to 250 feet. An aramid fiber reinforcement is available for high temperature applications up to +500°F

Features and Benefits of Silicone Heater Hose:

  • Resistant to a wide range of temperatures
  • Resistant to hardening, cracking, ozone attack, sunlight
  • Resistant to moisture, steam, dust, aging, various pressure ranges
  • Resistant to many chemicals
  • Retains flexibility in hostile engine environments
  • Excellent electrical insulating properties
  • Longer life than EPDM (Black Rubber)
  • Tube: Red silicone for superior heat resistance to 500°F
  • Reinforcement: Multiple textile plies for strength and kink resistance.

Cover: Blue silicone for superior temperature resistance and easy identification

Applications:

  • Coolant transfer in heater and coolant circuit
  • DEF System
  • Buses
  • Construction equipment
  • Off-road equipment
  • Trucks

 

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