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TamCem 9BFG
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Catalog excerpts

TamCem 9BFG - 1

TECHNICAL DATA Colour TamCem 9BFG is primarily a plasticiser/set retarder for TBM backfill grouts. Secondly TamCem 9BFG contains Normet's unique dormant strength enhancing technology to give early age strength boosts to grouts when accelerated using a set accelerator, such as TamShot 10SS. TamCem 9BFG is a non-chloride liquid admixture formulated to give high water reduction, greater workability and extended open time. It is compatible with all cements meeting recognised international standards. It complies with the requirements of EN 934-2 for water reducing/set retarding admixtures. KEY BENEFITS > Contains a unique dormant accelerator to boost early strength of accelerated back-fill grouts > Good cohesion, no segregation and minimal bleed water with extremely high levels of workability. > Controllable, long open time for enhanced placement and delivery control. > Up to 50 % cost saving per m3 of grout. From a reduction in the cement and accelerator required as a like for like comparison in terms of strength. All technical data stated herein is based on tests carried out under laboratory conditions. APPLICATION GUIDELINES Dosage can be adjusted to meet the mix design requirements or to specific job site conditions. Trial concrete or grout mixes must be carried out to determine the appropriate dosage. An independent dispenser and feed line must be used during the application. TamCem 9BFG can be added to the mixed concrete or into the mixing water but addition to any dry concrete mix is not recommended. Typical dosage is 0.4 to 1.5 % of cementitious binder content. Should application conditions require a higher dosage rate, consult your local Normet representative. Note: TamCem 9BFG should not be used with any other company's admixtures. Technical advice should be obtained from your local Normet representative regarding compatibility with other Tam Admixtures prior to use. PACKAGING TYPICAL APPLICATIONS TamCem 9BFG is supplied in IBCs, drums and bulk. Packaging size may vary subject to local regulations and requirements, please contact your local Normet representative for more details. > TBM > Back-Fill grouts Whilst any information and/or specification contained herein is to the best of our knowledge, true and accurate, we always recommend that a trial be carried out to confirm suitability of the product. Please note regional climatic conditions may cause a variation in the performance of the product. No warranty is given or implied in connection with any recommendations or suggestions made by us or our representatives, agents or distributors. The information in this data sheet is effective from the date shown and supersedes all previous data. Please check with your local Normet office to confirm that this is current issue. TamCem 9BFG V1WW-17

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TamCem 9BFG - 2

TamCem 9BFG Set retarder/Plasticising Admixture for Grouts, incorporating a Strength Enhancer Page 2 of 2 HEALTH & SAFETY TamCem 9BFG should be stored at room temperature (min 5°C and max 38°C), kept dry and out of direct sunlight. If these conditions are maintained and the product packaging is unopened, then a shelf life of six months can be expected. However it is recommended that the suspension shall be mechanically agitated after long storage and before use. TamCem 9BFG should only be used as directed. We always recommend that the Safety data sheet (SDS) is carefully read prior to...

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