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PRT Aquawrap® / Pre-Preg / MCU

PRT Aquawrap® is our Pre-Preg, high strength composite system used to reinforce and repair piping and infrastructure components. In the PRT design process it is used to halt and encapsulate external corrosion and restore structural integrity to piping.

PRT Aquawrap® consists of a high strength fiberglass substrate that is factory impregnated with a Moisture Cured Urethane (MCU) resin system. Once activated by water, the chemical reaction cure takes about 30 minutes to be dry to the touch. Each of the rolls is supplied in a nitrogen filled, multi-layer Mylar bag and requires no mixing or resin preparation.

PRT Aquawrap® is available in a variety of widths from 2 to 12 inches and lengths up to 150 feet to accommodate any pipe size. It creates a permanent bond to a variety of materials such as metals, concrete, wood and plastics. When cured, it is impervious to fuels, most solvents and chemicals.

PRT Aquawrap® is the product of choice when installing in wet or underwater conditions. It can be applied and fully cured under water. It is best suited for structural reinforcement applications where it can be wrapped around an object, rather than flat surface repairs. It replaces hoop and axial strength to piping to restore its original capabilities. It is also effectively used to reinforce piers, pilings and infrastructure supports for concrete remediation projects.

PRT Aquawrap® contains no VOCs, is odorless, non-flammable, non-toxic, ships non-hazardous and is NSFcertified to ANSI/NSF Standard 61 for use with potable water.

What Regulatory Compliance Standards is PRT Aquawrap® in Compliance With or Validated to?

  • ASME B31G
  • ASME B31.4
  • ASME PCC-2
  • ASME B31.1
  • ASME B31.8
  • ISO/TS 24817
  • ASME B31.3
  • DOT 49 CFR Parts 192 and 195
  • NSF/ANSI Standard 61

PRT Aquawrap® Chemical Resistance Testing-Chemicals With No Adverse Effects

40 Day Immersion Test Period
Hydrochloric AcidAmmoniaAcetone
Ethylene GlycolDieselToluene
Ethyl AlcoholCrude OilBlack Liquor
Sulfuric AcidGasolineXylene

Properties

  • Abrasion / wear resistance
  • Bend repairs
  • Corrosion mitigation
  • Cracks
  • Dents / gouges
  • Encapsulation
  • Erosion
  • Full hoop / axial strength replacement
  • Isolation / Insulation
  • Leak repair (special applications)
  • Manufacturing / fabrication defects
  • Structural reinforcement
  • Underwater repairs
  • Weld joint/HAZ reinforcement
PRT Aquawrap® G-03
TENSILE STRENGTH60,900 psi
TENSILE MODULUS3.24 (e-6 psi)
FLEXURAL STRENGTH42,000 psi
FLEXURAL MODULUS2.9 X 106 psi
ULTIMATE LOAD694 lbs/ply/inch of width
Tg288° F
HARDNESS85 Shore D nominal
STANDARD RESINALC AG22 Polyurethane
STANDARD FIBERECR Glass
STANDARD WEAVE0/90°
STANDARD WEIGHT11 oz/yd 2
STANDARD THICKNESS11 mils
STANDARD WIDTHS2”, 3”, 4”, 6”, 10”, 12”
OPTIONAL FIBERSCarbon Fiber, Kevlar Hybrids
OPTIONAL WEAVES, WEIGHTS, THICKNESSES & WIDTHSMany Variations-See Additional Chart Below and Contact PRT for Details

What kind of pipes?

  • Aluminum
  • Cast iron
  • Copper
  • GRE
  • Stainless steel
  • Carbon steel
  • Concrete
  • Fiberglass
  • PVC
  • Titanium
ALTERNATE SUBSTRATE MECHANICAL PROPERTIESPRT Aquawrap® Type G-03PRT Aquawrap® Type G-05PRT Aquawrap® Type C-2
Reinforcementwoven glass bi-axial fabricwoven glass bi-axial fabricstitched carbon fiber bi-axial fabric
Dry Fabric Weight, (oz./sq. yd.)112418
Nominal Thickness (mils)112738
Tensile Strength (psi)60,90047,50061,755
Tensile Modulus (e-6 psi)3.243.24.56
Tensile Load per ply (pounds)6941,2802,341
Compressive Strength (psi)28,00025,00027,000
Interlaminar Shear (psi)3,3722,7503,150

All products are readily available in a wide variety of other fabric materials and weaves as well as many widths and roll lengths or pipe size kits. In addition, custom product designs and product type integrations for special customer applications are available. Values listed represent the latest test results for the warp direction. Contact PRT Technical Support for more information.

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Please feel free to contact us with any questions or comments you have. We love what we do and enjoy the opportunity to help people all over the world learn more about the benefits of composites.

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