{"id":9880,"date":"2026-08-11T13:32:43","date_gmt":"2026-08-11T13:32:43","guid":{"rendered":"https:\/\/www.whitesand.sa\/?p=9880"},"modified":"2026-08-11T13:44:58","modified_gmt":"2026-08-11T13:44:58","slug":"faq-white-sand-rep-s-100","status":"publish","type":"post","link":"https:\/\/www.whitesand.sa\/ar\/faq-white-sand-rep-s-100\/","title":{"rendered":"FAQ: White Sand REP S 100"},"content":{"rendered":"
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\r\n 1. What is WHITE SAND REP S 100?\n<\/span>\r\n <\/div>\r\n
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WHITE SAND REP S 100 is a high-strength, non-shrink, single-component, polymer-modified, fiber-reinforced cementitious structural repair mortar. It is supplied as a ready-to-use powder that only requires the addition of water on site for structural concrete repair applications.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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\r\n 2. What is WHITE SAND REP S 100 used for?\n<\/span>\r\n <\/div>\r\n
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WHITE SAND REP S 100 is designed for:<\/span><\/p>

  • \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629 \u0627\u0644\u0625\u0646\u0634\u0627\u0626\u064a\u0629.<\/span><\/li>
  • Honeycomb concrete repairs<\/span><\/li>
  • Repairing broken structural concrete elements<\/span><\/li>
  • \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0633\u0637\u062d \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u064a\u0629 \u0627\u0644\u0631\u0623\u0633\u064a\u0629.<\/span><\/li>
  • \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0633\u0637\u062d \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u064a\u0629 \u0627\u0644\u0623\u0641\u0642\u064a\u0629.<\/span><\/li>
  • \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0633\u0637\u062d \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u064a\u0629 \u0627\u0644\u0639\u0644\u0648\u064a\u0629 (Overhead).<\/span><\/li>
  • Concrete floor slab patch repairs<\/span><\/li>
  • Repairs in areas subjected to dynamic loads<\/span><\/li>
  • Filling voids deeper than 5 mm<\/span><\/li><\/ul> <\/div>\r\n <\/div>\r\n <\/div>\r\n
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    \r\n 3. What types of concrete repairs is WHITE SAND REP S 100 suitable for?\n<\/span>\r\n <\/div>\r\n
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    It is ideal for:<\/span><\/p>

    • Reinforced concrete repairs<\/span><\/li>
    • Structural rehabilitation<\/span><\/li>
    • Spalled concrete repairs<\/span><\/li>
    • \u0625\u0635\u0644\u0627\u062d \u062a\u0639\u0634\u064a\u0634 \u0627\u0644\u062e\u0631\u0633\u0627\u0646\u0629.<\/span><\/li>
    • Floor slab patch repairs<\/span><\/li>
    • Concrete damaged by impact or loading<\/span><\/li>
    • Internal and external concrete restoration<\/span><\/li><\/ul> <\/div>\r\n <\/div>\r\n <\/div>\r\n
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      \r\n 4. What are the main advantages of WHITE SAND REP S 100?\n<\/span>\r\n <\/div>\r\n
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      \u064a\u062a\u0645\u064a\u0632 \u063a\u0631\u0627\u0621 \u0648\u0627\u064a\u062a \u0633\u0627\u0646\u062f \u0628\u0631\u064a\u0645\u064a\u0648\u0645 \u0641\u064a\u0643\u0633 \u0628\u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0632\u0627\u064a\u0627\u060c \u0645\u0646\u0647\u0627:<\/span><\/p>

      • High-strength structural repair<\/span><\/li>
      • Non-shrink formulation<\/span><\/li>
      • Fiber reinforcement<\/span><\/li>
      • \u0645\u0639\u062f\u0644 \u0628\u0627\u0644\u0628\u0648\u0644\u064a\u0645\u0631\u0627\u062a.<\/span><\/li>
      • \u0642\u0648\u0629 \u0627\u0644\u062a\u0635\u0627\u0642 \u0645\u0645\u062a\u0627\u0632\u0629.<\/span><\/li>
      • Thixotropic consistency<\/span><\/li>
      • Extremely low permeability<\/span><\/li>
      • Corrosion protection for reinforcing steel<\/span><\/li>
      • Suitable for vertical, horizontal, and overhead applications<\/span><\/li>
      • Excellent dimensional stability<\/span><\/li><\/ul> <\/div>\r\n <\/div>\r\n <\/div>\r\n
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        \r\n 5. Can WHITE SAND REP S 100 be used on vertical surfaces?\n<\/span>\r\n <\/div>\r\n
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        Yes. WHITE SAND REP S 100 can be applied up to <\/span>20 mm<\/b> thick in a single layer on vertical concrete surfaces.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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        \r\n 6. Is WHITE SAND REP S 100 suitable for overhead repairs?\n<\/span>\r\n <\/div>\r\n
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        Yes. It can be applied overhead in layers up to <\/span>30 mm<\/b> thick while maintaining excellent adhesion and workability.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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        \r\n 7. Can WHITE SAND REP S 100 be used for horizontal repairs?\n<\/span>\r\n <\/div>\r\n
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        Yes. It can be applied in horizontal and patch repairs up to <\/span>50 mm<\/b> thick in a single layer.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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        \r\n 8. Does WHITE SAND REP S 100 comply with international standards?\n<\/span>\r\n <\/div>\r\n
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        Yes. WHITE SAND REP S 100 complies with <\/span>BS EN 1504-3 Class R3<\/b>, making it suitable for professional structural concrete repair applications.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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        \r\n 9. What is the compressive strength of WHITE SAND REP S 100?\n<\/span>\r\n <\/div>\r\n
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        \u064a\u062d\u0642\u0642 \u0648\u0627\u064a\u062a \u0633\u0627\u0646\u062f \u0631\u064a\u0628 \u0625\u0641 \u0622\u0631 200 \u0645\u0642\u0627\u0648\u0645\u0629 \u0636\u063a\u0637 \u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u062a\u0628\u0644\u063a:<\/span><\/p>

        • 20 MPa after 1 day<\/b><\/li>
        • 35 MPa after 7 days<\/b><\/li>
        • 40 MPa after 28 days<\/b>
          <\/b> according to ASTM C109.<\/span><\/li><\/ul> <\/div>\r\n <\/div>\r\n <\/div>\r\n
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          \r\n 10. What is the bond strength of WHITE SAND REP S 100?\n<\/span>\r\n <\/div>\r\n
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          The product provides a bond strength of <\/span>1.7 MPa or greater after 28 days<\/b>, ensuring excellent adhesion to existing concrete substrates.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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          \r\n 11. What is the flexural strength of WHITE SAND REP S 100?\n<\/span>\r\n <\/div>\r\n
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          WHITE SAND REP S 100 achieves a flexural strength of <\/span>6.5 MPa or greater after 28 days<\/b> according to ASTM C348.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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          \r\n 12. Is WHITE SAND REP S 100 environmentally friendly?\n<\/span>\r\n <\/div>\r\n
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          Yes. WHITE SAND REP S 100 has a <\/span>VOC content below 10 g\/L<\/b>, making it <\/span>LEED compliant<\/b> and suitable for sustainable construction projects.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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          \r\n 13. \u0643\u064a\u0641 \u064a\u062c\u0628 \u062a\u062c\u0647\u064a\u0632 \u0627\u0644\u0633\u0637\u062d \u0642\u0628\u0644 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u061f\n<\/span>\r\n <\/div>\r\n
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          Before applying WHITE SAND REP S 100:<\/span><\/p>

          • Remove all weak and damaged concrete.<\/span><\/li>
          • Cut back to sound concrete to a minimum depth of 10 mm.<\/span><\/li>
          • Clean away dust, grease, oil, rust, and contaminants.<\/span><\/li>
          • \u062a\u0634\u0628\u064a\u0639 \u0627\u0644\u0623\u0633\u0637\u062d \u0627\u0644\u0645\u0627\u0635\u0629 \u0628\u0627\u0644\u0645\u0627\u0621 \u0627\u0644\u0646\u0638\u064a\u0641.<\/span><\/li>
          • Grit blast corroded reinforcing steel.<\/span><\/li>
          • \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062d\u062f\u064a\u062f \u0627\u0644\u062a\u0633\u0644\u064a\u062d \u0627\u0644\u0645\u062a\u0622\u0643\u0644 \u0628\u0634\u062f\u0629 \u0639\u0646\u062f \u0627\u0644\u062d\u0627\u062c\u0629.<\/span><\/li>
          • \u0642\u0635 \u062d\u0648\u0627\u0641 \u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0628\u0645\u0646\u0634\u0627\u0631 \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u062d\u0648\u0627\u0641 \u0645\u0646\u062a\u0638\u0645\u0629.<\/span><\/li>
          • Clean the repair area thoroughly using a brush or compressed air.<\/span><\/li><\/ul> <\/div>\r\n <\/div>\r\n <\/div>\r\n
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            \r\n 14. Is priming required before applying WHITE SAND REP S 100?\n<\/span>\r\n <\/div>\r\n
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            Yes. Reinforcing steel should be coated with a corrosion inhibitor. The concrete surface should then be primed with <\/span>WHITE SAND PRIME RC acrylic primer and bonding agent<\/b>, and the repair mortar should be applied while the primer remains tacky.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 15. How do you mix WHITE SAND REP S 100?\n<\/span>\r\n <\/div>\r\n
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            Mix approximately <\/span>4.0 liters of clean water with one 25 kg bag<\/b>. Slowly add the powder while mixing with a grout mixer or slow-speed drill fitted with a high-shear paddle. Mix continuously for at least <\/span>3 minutes<\/b> until a smooth, homogeneous consistency is achieved. Do not prepare partial mixes.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 16. How is WHITE SAND REP S 100 applied?\n<\/span>\r\n <\/div>\r\n
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            Apply the mortar by hand or with a steel trowel. Firmly compact the mortar against the substrate and reinforcing steel. Level the surface with a wooden or plastic float, then complete the final finish using a steel float.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 17. How should thick repairs be applied?\n<\/span>\r\n <\/div>\r\n
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            For thicker vertical and overhead repairs, apply the mortar gradually by hand in firmly pressed layers or patches to ensure proper adhesion between the substrate and successive layers.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 18. How should WHITE SAND REP S 100 be cured?\n<\/span>\r\n <\/div>\r\n
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            Cure the repair mortar by continuous water curing and covering it with polyethylene sheets, or apply <\/span>WHITE SAND Cure<\/b> curing compound to reduce moisture loss and promote proper strength development.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 19. How should tools be cleaned after application?\n<\/span>\r\n <\/div>\r\n
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            Clean tools and equipment immediately with clean water before the mortar hardens. Hardened material can only be removed mechanically.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 20. What packaging is WHITE SAND REP S 100 available in?\n<\/span>\r\n <\/div>\r\n
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            WHITE SAND REP S 100 is supplied in <\/span>\u0623\u0643\u064a\u0627\u0633 \u0648\u0631\u0642\u064a\u0629 \u0633\u0639\u0629 \u0662\u0665 \u0643\u062c\u0645<\/b>.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 21. What is the shelf life of WHITE SAND REP S 100?\n<\/span>\r\n <\/div>\r\n
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            The product has a shelf life of <\/span>12 \u0634\u0647\u0631\u064b\u0627<\/b> when stored unopened in a dry, shaded location below <\/span>35\u00b0C<\/b> under proper warehouse conditions.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 22. Is WHITE SAND REP S 100 safe to use?\n<\/span>\r\n <\/div>\r\n
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            Yes. Wear suitable protective gloves and safety goggles during handling and application. Avoid direct skin and eye contact. Wash exposed skin immediately with soap and water, rinse eyes thoroughly with clean water if contact occurs, and seek medical advice if irritation persists. The product is non-flammable and is not classified as hazardous under current legislation.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 23. Can WHITE SAND REP S 100 be used for reinforced concrete restoration?\n<\/span>\r\n <\/div>\r\n
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            Yes. Its high bond strength, non-shrink properties, fiber reinforcement, and low permeability make it an excellent choice for restoring reinforced concrete structures exposed to structural loading and harsh environmental conditions.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n

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            \r\n 24. Why choose WHITE SAND REP S 100 over conventional repair mortars?\n<\/span>\r\n <\/div>\r\n
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            WHITE SAND REP S 100 offers superior structural performance, high early and long-term strength, non-shrink characteristics, fiber reinforcement, excellent adhesion, corrosion protection for reinforcing steel, LEED-compliant low VOC content, and easy application for vertical, horizontal, and overhead repairs, making it an ideal solution for professional concrete restoration projects.<\/span><\/p> <\/div>\r\n <\/div>\r\n <\/div>\r\n <\/div>\r\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t <\/div>\r\n <\/div>\r\n \t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

            1. What is WHITE SAND REP S 100? WHITE SAND REP S 100 is a high-strength, non-shrink, single-component, polymer-modified, fiber-reinforced cementitious structural repair mortar. It is supplied as a ready-to-use powder that only requires the addition of water on site for structural concrete repair applications. 2. What is WHITE SAND REP S 100 used for? […]<\/p>\n","protected":false},"author":1,"featured_media":6302,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[93],"tags":[],"class_list":["post-9880","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/posts\/9880","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/comments?post=9880"}],"version-history":[{"count":5,"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/posts\/9880\/revisions"}],"predecessor-version":[{"id":9889,"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/posts\/9880\/revisions\/9889"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/media\/6302"}],"wp:attachment":[{"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/media?parent=9880"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/categories?post=9880"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.whitesand.sa\/ar\/wp-json\/wp\/v2\/tags?post=9880"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}