Webermix Admix I — Integral Waterproofing Admixture | Bahan Tambah Kalis Air

Webermix Admix I — Integral Waterproofing Admixture | Bahan Tambah Kalis Air

Aditif-kalis-air-untuk-simen

Product Description

  • A high-grade liquid integral waterproofing admixture (Bahan Kalis Air) designed to significantly reduce water permeability in cement-sand mortars and concrete. Perfect for structural integrity in high-humidity environments.
  • Product Description (Technical Authority)
    Webermix Admix I is a liquid integral waterproofing admixture (Bahan Tambah Kalis Air) engineered for cement-based mortars and concrete mixes in Malaysian tropical climates.
  • The primary engineering pain point addressed by this solution is Capillary Absorption. In Malaysia’s high-humidity and heavy rainfall zones, standard concrete often suffers from water ingress, leading to reinforcement corrosion and dampness. Designed for heavy industrial and commercial projects, this admixture acts as a pore-blocker, ensuring long-term structural durability for Project Managers and Main Contractors.
  • Technically, Webermix Admix I improves the workability of the mix without increasing the water-cement ratio. The solution reacts chemically within the cement matrix to create a hydrophobic barrier (Halangan Hidrofobik) that resists hydrostatic pressure. This is critical for substructures and water-retaining walls where leakage is not an option.
  • Kee Maju Jaya ensures stock consistency and reliable site delivery to key hubs including KL, Selangor, Penang, Johor, and the East Coast, supporting tight project timelines.

 

Key Technical Features

  • Permeability Reduction: Dramatically lowers the rate of water penetration (Ketelapan Air) through the cured concrete matrix.
  • Workability Enhancer: Plasticizing effect allows for easier placement and compaction (Senang Kerja) without losing structural strength.
  • Corrosion Inhibition: By blocking water ingress, it indirectly protects internal steel reinforcement from Premature Oxidation.
  • Shrinkage Control: Minimizes the risk of drying shrinkage cracks in large-scale plastering or screeding works.

Applications & Benefits

  • Infrastructure (JKR/TNB): Used in culverts and drainage systems. Benefit: Monsoon-ready drainage with extended lifespan.
  • Industrial (Factories/Warehouses): Ground slabs and external wall plastering. Benefit: Prevents rising damp and maintains warehouse dry-zones.
  • Coastal Areas (East Coast): External rendering for buildings in Terengganu/Pahang. Benefit: High resistance to salt-laden moisture and driving rain.
  • Residential (Basements/Bathrooms): Critical for wet-area screeding. Benefit: Zero-leakage assurance for end-users.

 

Technical Specifications Table

Specification Detail
Compliance Industry Standard Compliant
Material/Composition Liquid Integral Hydrophobic Admixture
Form/Color Translucent Liquid
Finish/Coating Enhances Rust Resistance (Tahan Karat) of internal steel
Dosage Rate Optimized for Standard Cement Ratios

 

Property Specification / Value
Colour Milky White Liquid
Specific Gravity 1.01
Viscosity 250 – 350 mPa.s
pH Value 9 – 10
Shelf Life 6 months
Inflammability / Toxicity No
Pot Life (with Adhesive) 3 – 4 hours
Open Time Approx. 15 – 20 minutes at 25°C
Setting Time 24 – 48 hours
Application Temperature Above 5°C – 50°C

 

Mix Ratio Quantity
By Weight 1 pbw webermix admix 1 to 3 pbw Tile Adhesive
20 kg Tile Adhesive Bag Approx. 6 – 7 litres of webermix admix 1
25 kg Tile Adhesive Bag Approx. 6 – 8 litres of webermix admix 1

 

Type of Resistance Performance Level
Temperature Resistance Up to 100°C
Frost / Water / Damp Resistance Very Good
Alkalis / Oil & Solvents Resistance Good
Flexibility Good
Acid Resistance Fair

 

Test Criteria weberset super star weberset CTF grey
Shear Bond (14 Days Air Dry) > 20 kN > 20 kN
Shear Bond (7 Days Wet) 16 – 17 kN 15 – 16 kN
Tensile Adhesion (28 Days Air) 2.6 – 2.8 N/mm² 1.8 – 2.2 N/mm²
Tensile Adhesion (Water Immersion) 1.4 – 1.6 N/mm² 1.3 – 1.4 N/mm²

 

Test Type (EN ISO 13007 – 4) Result (After 28 Days Air)
Compressive Strength 15 – 18 N/mm²
Flexural Strength 7 – 9 N/mm²

 

Pembekal-bahan-kimia-pembinaan

FAQ

QUESTION 1: What is the recommended waterproofing for high-humidity basement projects in Selangor?
ANSWER 1: We recommend Webermix Admix I. It is specifically formulated as an integral part of the concrete mix, providing a permanent hydrophobic barrier that outperforms topical coatings in high-moisture environments.

QUESTION 2: Can Webermix Admix I be used for JKR-spec drainage projects?
ANSWER 2: Yes. It is an Industry Standard Compliant admixture used extensively in Malaysian infrastructure for culverts and manholes to ensure “Monsoon-Ready” water resistance.

QUESTION 3: How does this admixture affect the setting time of concrete?
ANSWER 3: Webermix Admix I is designed to maintain standard setting times while improving workability (Senang Kerja), allowing contractors to achieve a smooth finish without compromising structural strength.

QUESTION 4: Does Kee Maju Jaya provide bulk delivery for industrial sites in Johor or Penang?
ANSWER 4: Yes. Kee Maju Jaya specializes in Volume Project Pricing with dedicated logistics for site delivery to all major industrial hubs in Peninsular Malaysia, including Johor, Penang, and the East Coast.

SOALAN 1: Apakah sistem kalis air yang disyorkan untuk projek ruang bawah tanah (basement) yang berkelembapan tinggi di Selangor?
JAWAPAN 1: Kami mengesyorkan Webermix Admix I. Ia dirumus khas sebagai bahan tambah integral dalam campuran konkrit untuk membina halangan hidrofobik kekal yang lebih berkesan daripada salutan luaran bagi kawasan yang sentiasa lembap.

SOALAN 2: Bolehkah Webermix Admix I digunakan untuk projek saliran spesifikasi JKR?
JAWAPAN 2: Ya. Ia adalah bahan tambah yang mematuhi Standard Industri dan digunakan secara meluas dalam infrastruktur Malaysia seperti pembetung (culverts) dan lubang penyelenggaraan (manholes) bagi memastikan ketahanan air “Sedia-Monsun.”

SOALAN 3: Bagaimanakah bahan tambah ini mempengaruhi masa pengerasan konkrit?
JAWAPAN 3: Webermix Admix I direka untuk mengekalkan masa pengerasan standard sambil meningkatkan tahap kebolehkerjaan (Senang Kerja). Ini membolehkan kontraktor menghasilkan kemasan yang licin tanpa menjejaskan kekuatan struktur.

SOALAN 4: Adakah Kee Maju Jaya menyediakan penghantaran pukal untuk tapak industri di Johor atau Pulau Pinang?
JAWAPAN 4: Ya. Kee Maju Jaya pakar dalam Harga Projek Pukal dengan logistik khas untuk penghantaran terus ke tapak bina di semua hab industri utama Semenanjung Malaysia, termasuk Johor, Pulau Pinang, dan Pantai Timur.

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