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Specification of Concrete Admixture RDP Redispersible Polymer for Cementitious Waterproof Slurry

Spec of Concrete Admixture RDP Redispersible Polymer for Cementitious Waterproof Slurry

Gambaran Keseluruhan Item

Serbuk polimer boleh larut semula ini (RDP) is particularly developed for use in cement-based water-proof slurries. Ia meningkatkan ikatan, serba boleh, dan rintangan air. The product blends conveniently with cement and sand to develop a resilient, crack-resistant layer.

Ciri-ciri Rahsia

– Ikatan padu : Assists the slurry stick firmly to concrete, batu, and various other building surface areas.
– Water-proof efficiency : Forms a continual movie that blocks wetness penetration.
– serba boleh : Lowers brittleness and protects against cracking under anxiety or movement.
– Kebolehkerjaan : Makes the mix less complicated to apply with a trowel or brush.
– Rintangan antasid : Stays secure in high-pH cement atmospheres.

Data Teknikal

– Penampilan: Serbuk putih mengalir bebas
– Bahan yang kuat: ≥ 98%.
– Kandungan abu: 10– 15%.
– Tahap suhu pembentukan filem minimum: 5 ° C.- Ketebalan jisim: 0.5– 0.7 g/cm LIMA.
– Dimensi serpihan: Melalui penapis 80-mesh.

Arahan Penggunaan

Add 3– 6% RDP by weight of complete completely dry components (simen + pasir). Campurkan sepenuhnya sebelum menambah air. Usage tidy blending tools and adhere to basic slurry prep work actions. Use on clean, sound substrates. Keep the surface moist during curing if needed. Do not use listed below 5 ° C ambient temperature.

Ruang penyimpanan dan Pengendalian

Simpan di tempat yang menakjubkan, kawasan kering. Keep bags secured to prevent dampness absorption. Hayat perkhidmatan adalah tahun dalam pembungkusan asal. Elakkan panggilan dengan mata dan kulit. Usage standard safety equipment during handling.

Applications of Concrete Admixture RDP Redispersible Polymer for Cementitious Waterproof Slurry

Applications of Concrete Admixture RDP Redispersible Polymer for Cementitious Waterproof Slurry

Boosted Waterproofing Efficiency

RDP redispersible polymer substantially enhances the waterproofing capability of cement-based slurries. When blended into the slurry, it develops a versatile and continual film inside the set cement matrix. This movie blocks water from travelling through small fractures and pores. Kerana ini, the treated surface area stays completely dry even under consistent wetness exposure.

Much Better Bond and Bond Toughness

This admixture assists the slurry stick securely to different surfaces such as concrete, bata, atau jubin lantai. It raises bond stamina by developing solid molecular web links between the slurry and the substratum. Wall surfaces and floors covered with this customized slurry resist peeling or flaking, also in wet problems.

Boosted Flexibility and Fracture Resistance

Normal cement slurries are rigid and can fracture when the framework moves slightly. termasuk RDP redispersible polymer provides the slurry some elasticity. It can stretch a little without damaging. This reduces the possibility of hairline fractures creating over time, particularly on surfaces subjected to temperature level modifications or resonances.

Longevity in Harsh Environments

Slurries with RDP perform well in tough conditions such as high humidity, kitaran beku-cair, or chemical direct exposure. The polymer protects the concrete from degeneration. This makes the layer last longer on basements, teres, kolam, and underground frameworks.

Easy Mixing and Application

The powder form of RDP mixes easily with concrete, pasir, dan air. Tiada peralatan unik diperlukan. Workers can apply it making use of common tools like trowels or brushes. The working time stays useful, and the slurry sets smoothly without swellings or separation.

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5 FAQs of Concrete Admixture RDP Redispersible Polymer for Cementitious Waterproof Slurry

Soalan Lazim: RDP Redispersible Polymer for Cementitious Waterproof Slurry

What is RDP and why is it used in waterproof slurry?

RDP bermaksud serbuk polimer yang boleh diserap semula. It is added to cement-based waterproof slurries to improve flexibility, lekatan, dan rintangan air. Tanpa RDP, the slurry may crack or peel over time. Dengan RDP, the coating bonds better to surfaces and lasts longer.

Bagaimanakah RDP meningkatkan prestasi kalis air?

Apabila dicampur dengan air, RDP forms a continuous polymer film inside the cement matrix. This film fills tiny gaps and blocks water from passing through. It also makes the slurry less brittle, so it can handle small movements without breaking.

Can I use RDP with any type of cement?

ya, RDP works well with ordinary Portland cement and most common cement types used in construction. Just follow the recommended dosage on the product label. Too little RDP reduces effectiveness. Too much may affect setting time or cost efficiency.

Berapakah jumlah RDP yang sesuai untuk ditambah?

Dos biasa terdiri daripada 3% kepada 8% mengikut berat jumlah campuran kering. Jumlah yang tepat bergantung pada prestasi yang diingini. For basic waterproofing, 3–5% is often enough. For high-flexibility or tile-bonding applications, use 6–8%. Sentiasa menguji kumpulan kecil dahulu.

Does RDP affect drying or curing time?

RDP may slightly slow down early drying because the polymer needs time to form a film. Namun begitu, this does not harm final strength. Sebenarnya, it helps maintain moisture during curing, which supports better long-term durability. Keep the surface protected from rain or direct sun during the first 24 jam.