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Specification of Sodium Naphthalene Sulfonate Concrete Admixture as High Range Water Reducer

Spec of Sodium Naphthalene Sulfonate Concrete Admixture

Ringkasan Produk

Sodium naphthalene sulfonate is a high-range water-reducing admixture utilized in concrete. It enhances workability without including added water. This item helps produce strong, long lasting concrete with far better circulation and coating.

Trick Termasuk

This admixture minimizes water material by 15% kepada 25%. Less water implies higher stamina and lower permeability. The concrete collections generally and acquires toughness swiftly. It functions well in both hot and cold weather condition. You can use it in ready-mix, pratuang, and site-mixed concrete.

Spesifikasi Teknikal

– Penampilan: Brown or yellow powder
– Bahan pepejal: minimum 92%.
– nilai pH (20% penyelesaian): 7– 9.
– Water reduction rate: ≥ 20%.
– Compressive toughness proportion: 1-day ≥ 140%, 3-day ≥ 130%, 7-day ≥ 125%, 28-day ≥ 120%.
– Bahan udara: ≤ 3.0%.
– kandungan web ion klorida: ≤ 0.1%.

Piawaian Penggunaan

Tambah 0.5% kepada 1.0% of the concrete weight. Campurkan secara meluas untuk sekurang-kurangnya 1 min after including. Readjust dose based upon job demands and examination outcomes. Constantly follow regional building regulations and criteria. Do not mix with various other admixtures unless compatibility is validated. Store in a dry area far from moisture. Maintain secured when not in use.

Keselamatan dan keselamatan dan Pengendalian

Pakai penutup pakaian tangan dan pelindung mata sepanjang pengendalian. Elakkan menghirup kotoran. Cuci tangan selepas digunakan. Jauhkan daripada kanak-kanak. Dalam keadaan bersentuhan dengan mata, wash promptly with water. Describe the safety information sheet for full details.

Applications of Sodium Naphthalene Sulfonate Concrete Admixture as High Range Water Reducer

Applications of Sodium Naphthalene Sulfonate as a High-Range Water Reducer

Why It’s Made use of in Concrete

Garam naftalena sulfonat (SNF) is an usual high-range water reducer. It aids reduced the quantity of water needed in concrete mixes. Much less water means more powerful, konkrit lebih tumpat. Building contractors make use of SNF when they require high stamina or low permeability.

Trick Utilizes in Building And Construction

SNF works well in precast and prestressed concrete. These items require quick strength gain and smooth surface areas. SNF gives both. It likewise boosts workability without adding extra water. That makes it easier to place and complete the concrete.

In ready-mix plants, SNF maintains concrete liquid throughout long runs. The mix stays workable yet does not lose stamina. Specialists depend on this for large tasks far from the plant.

High-rise buildings frequently make use of SNF too. Pumping concrete up lots of floors needs a flowable mix. SNF offers that circulation while keeping water web content low. This avoids weak spots and cracking.

Special Jobs and Conditions

SNF works in heat. Heats can make concrete set too quickly. SNF slows this down a little and keeps consistency. Employees obtain even more time to place and finish the slab.

It likewise matches undersea positionings. The mix should hold together without rinsing. SNF helps bind the materials securely, even when immersed.

For tunnel cellular linings, empangan, dan jambatan, toughness issues most. SNF improves long-lasting performance by cutting water-cement ratios. That results in less shrinking and far better resistance to chemicals.

Essential Note: Constantly comply with dosage standards. Too much SNF may cause too much downturn or hold-up setting. Correct testing ensures the most effective results for each and every task.

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5 FAQs of Sodium Naphthalene Sulfonate Concrete Admixture as High Range Water Reducer

Frequently Asked Questions About Sodium Naphthalene Sulfonate Concrete Admixture

Apakah natrium naftalena sulfonat digunakan dalam konkrit?

Campuran ini berfungsi sebagai pengurangan air jarak tinggi. It helps cut down the amount of water needed in concrete mixes. Kurang air bermakna lebih kuat, konkrit yang lebih tahan lama tanpa kehilangan kebolehkerjaan.

Bagaimanakah ia meningkatkan kekuatan konkrit?

Dengan mengurangkan kandungan air, bahan tambah merendahkan nisbah air-simen. Nisbah yang lebih rendah membawa kepada kekuatan mampatan dan tegangan yang lebih tinggi. The concrete also becomes denser and less porous over time.

Bolehkah ia digunakan dengan campuran lain?

ya, it often works well with air-entraining agents or retarders. Tetapi anda mesti menguji kombinasi terlebih dahulu. Some mixes may react poorly if not properly balanced. Sentiasa ikut garis panduan pengilang.

Adakah ia menjejaskan masa penetapan?

It usually has little impact on initial setting time. Dalam beberapa kes, it might slightly delay hardening. If your project needs faster or slower setting, you can adjust the mix with other additives.

Adakah ia selamat untuk dikendalikan?

The powder form can irritate skin, mata, and lungs. Pakai sarung tangan, cermin mata, and a mask when handling it. Simpan di tempat yang kering jauh dari kelembapan. Keep containers sealed when not in use to avoid clumping or degradation.