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Offshore wind turbine grout

HGM-125 Offshore Wind High-Strength Non-Shrink Grout

A polymer- and nano-modified cementitious grout for offshore wind pile-transition zones, jacket pile connections and high-modulus annular load-transfer joints. The supplied manual defines flow retention, early strength, stiffness and zero-bleeding requirements for project screening.

Selection focus: offshore wind foundation grout
Sino-sina HGM-125 high-strength non-shrink grout bag for offshore wind foundations
English product packaging - HGM-125 offshore wind foundation grout

Recommended uses

Where this material fits.

  • Offshore monopile and transition-piece annuli
  • Jacket leg, guide-frame and pile connections
  • Offshore substation foundation connections
  • Long-distance or high-lift pumped marine grouting

Performance benefits

What the system is designed to deliver.

  • 125 MPa-class 28-day compressive-strength requirement
  • Flow requirements stated at initial, 30 and 60 minutes
  • High-modulus load-transfer route for fatigue-sensitive connections
  • Zero-bleeding requirement and controlled expansion

Technical data

Requirements and reported values, separated.

“Requirement” is the stated acceptance threshold or range. “Actual result”, “typical value” and “published value” are not guaranteed minima unless the requirement column says so. Final acceptance must follow the approved TDS, report, test method and project conditions.

PropertyMinimum / specified requirementTypical / reported valueTest method / source
Flowability - initial / 30 / 60 min≥290 / ≥260 / ≥230 mmGB/T 50448-2015; supplied offshore-wind manual
Enhanced published flow route - initial / 30 / 60 minPublished product value≥340 / ≥310 / ≥260 mmProduct column in the supplied offshore-wind manual; confirm current controlled TDS
Initial setting time≥120 minGB/T 50080; supplied offshore-wind manual
Fresh apparent density2,350-2,500 kg/m³Supplied offshore-wind manual
Air content≤4%GB/T 50080; supplied offshore-wind manual
Bleeding0%GB/T 50080; supplied offshore-wind manual
Compressive strength - 1 / 3 / 28 days≥50 / ≥85 / ≥125 MPaGB/T 50081; supplied offshore-wind manual
Static compressive elastic modulus - 1 / 28 days≥12 / ≥45 GPaGB/T 50081; supplied offshore-wind manual
24-hour minus 3-hour vertical expansion0.02-0.50%GB/T 50448-2015; supplied offshore-wind manual
Packaging verificationSource conflictWebsite image: 25 kg; supplied English translation: 50 kgConfirm the current batch label and controlled TDS before ordering

Project approval input

Send the data that can change the product decision.

A technical recommendation is only as reliable as the project information supplied with the enquiry.

  1. 01Structure & connection

    Foundation, annulus, segment joint, duct or blade bond-line drawing.

  2. 02Geometry & volume

    Gap, section, lift height, net material volume and contingency.

  3. 03Acceptance criteria

    Strength ages, flow, modulus, bond, fatigue, durability and test methods.

  4. 04Environment

    Material, water, substrate and ambient temperature plus exposure conditions.

  5. 05Installation equipment

    Mixer output, pump, hose diameter, distance, access and standby capacity.

  6. 06Construction window

    Batch cycle, working time, continuous-placement plan, curing and release point.

English technical data sheet

HGM-125 Offshore Wind High-Strength Non-Shrink Grout - English TDS

Prepared from the supplied Sino-sina Building Materials Co., Ltd. product manual. Requirements are kept separate from published or reported values. Use the current controlled document and project specification for final approval.

Download English TDS

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Technical enquiry

Check whether HGM-125 Offshore Wind Grout matches your project.

Include the wind structure and connection drawing, geometry or bond line, volume, specified performance, temperature, standards, installation window and equipment.