1. What is White Sand Plug?

White Sand Plug is a rapid-setting, hydraulic cement-based mortar designed to stop active water leaks and seal cracks in concrete and masonry structures.

2. What is White Sand Plug used for?

It is used for:

  • Stopping active water leaks
  • Sealing cracks and holes in concrete and masonry
  • Preventing water seepage in structures
  • Emergency repair of leaking pipes and surfaces
  • Waterproofing joints and intersections
3. Where can White Sand Plug be applied?

Typical applications include:

  • Basements and foundations
  • Sewer pipes and manholes
  • Swimming pools and water tanks
  • Tunnels and elevator pits
  • Electrical vaults and silos
4. Can White Sand Plug stop running water?

Yes. It is specifically designed to:

  • Stop running water under pressure
  • Seal active leaks instantly
5. Can the product be used underwater?

Yes. White Sand Plug is:

  • Suitable for underwater applications
  • Effective even under continuous water exposure
6. What are the key advantages of White Sand Plug?
  • Fast setting (around 90 seconds)
  • High early strength
  • Excellent bond strength
  • Non-shrink properties
  • Durable and water-resistant
  • Can be applied in multiple positions (horizontal, vertical, overhead)
7. What type of product is White Sand Plug?

It is a:

  • One-component cementitious grey powder
  • Ready-to-use hydraulic mortar
8. What is the mixing ratio?
  • Approximately 1 kg powder : 0.30 kg water
9. How should White Sand Plug be mixed?
  • Add powder gradually to water
  • Mix quickly (about 15 seconds)
  • Use immediately after mixing
10. Can White Sand Plug be applied dry?

Yes. In some cases:

  • Dry powder can be applied directly over leaks
  • Hold in place for 40–50 seconds
11. How is White Sand Plug applied to stop leaks?
  • Form mixed material into a plug
  • Press firmly into crack or hole
  • Hold until setting begins
  • Maintain pressure until fully set
12. How should the surface be prepared?

The substrate must be:

  • Clean and sound
  • Free from loose particles
  • Free from laitance
  • Mechanically prepared (wire brushing or blasting)

Cracks should be opened into a suitable groove before application.

13. Can White Sand Plug be used for joint sealing?

Yes. It is suitable for:

  • Floor-to-wall joints
  • Construction joints
  • Crack sealing applications
14. Can it be used for anchoring bolts or fixtures?

Yes. It can be used to:

  • Anchor bolts
  • Fix metal fixtures into concrete
15. What is the compressive strength of White Sand Plug?
  • ≥ 8 MPa after 1 hour
  • ≥ 14 MPa after 3 days
  • ≥ 20 MPa after 28 days
16. What is the flexural strength?
  • ≥ 3 MPa after 1 hour
  • ≥ 4 MPa after 3 days
  • ≥ 5 MPa after 28 days
17. What packaging sizes are available?
  • 25 kg barrel
  • 4 kg barrel
18. What is the shelf life?
  • 12 months

Store:

  • In dry, shaded conditions
  • Below 35°C
  • In original sealed packaging
19. How should tools be cleaned?
  • Clean immediately with water before curing
  • Hardened material must be removed mechanically
20. Is White Sand Plug safe to use?

Yes, with precautions:

  • Wear gloves and goggles
  • Avoid skin and eye contact
  • Wash immediately if exposed
21. Is White Sand Plug hazardous or flammable?

No. It is:

  • Non-flammable
  • Not classified as hazardous
22. Can White Sand Plug be disposed of in water or soil?

No. Disposal should:

  • Follow local regulations
  • Avoid contamination of water and soil
23. Does White Sand provide technical support?

Yes. The company offers:

  • Technical consultations
  • Site support
  • Application guidance
24. Why choose White Sand Plug?
  • Instant leak stopping capability
  • High strength and durability
  • Works under water pressure
  • Easy and fast application
  • Suitable for emergency repairs