تشطيب سطحي محسّن: يمكن للإضافات مثل عوامل احتجاز الهواء تحسين تشطيب الخرسانة ومظهرها عن طريق منع العيوب مثل التشقق, قرص العسل, أو الغبار السطحي, ضمان على نحو سلس, سطح احترافي.

Specification of Sodium Thiocyanate Concrete Admixture as Antifreeze Agent for Concrete in Subzero Temperatures

خليط ثيوسيانات الصوديوم للخرسانة– Antifreeze Representative for Subzero Conditions

مقدمة البند

Sodium thiocyanate is a white crystalline powder utilized as an antifreeze admixture in concrete. It aids concrete collection and gain toughness even when temperature levels go down below cold. This item is perfect for winter construction where winter slows or quits normal concrete hydration.

فوائد الخدعة

Speeds up early stamina growth. Sodium thiocyanate accelerate the chain reaction between cement and water. This permits concrete to solidify quicker in chilly conditions.
Stops cold damage. By lowering the cold factor of mix water, it lowers the threat of ice development inside fresh concrete. Ice can weaken the structure if it creates prior to the concrete sets.
سهل الاستخدام. The powder dissolves swiftly in blending water. It blends uniformly right into the concrete set without special devices.
فعالة من حيث التكلفة. Compared to other antifreeze agents, salt thiocyanate supplies solid efficiency at a lower expense per cubic meter of concrete.

المواصفات الفنية

– مظهر: أبيض إلى مسحوق بلوري أبيض
– نقاء: الحد الأدنى 98% salt thiocyanate (NaSCN).
– الذوبان: Highly soluble in water whatsoever common blending temperature levels.
– الجرعة: Typically 1– 2% حسب وزن الاسمنت, depending on ambient temperature and task requirements.
– الرقم الهيدروجيني (10% خدمة): 5.5– 7.5.
– تخزين: Maintain in a completely dry, awesome area in sealed containers to prevent wetness absorption.

معايير الاستخدام

Add sodium thiocyanate straight to the mixing water before incorporating with concrete and accumulations. Make certain thorough blending for a minimum of two minutes to accomplish uniform distribution. Always adhere to neighborhood building codes and perform trial batches under actual job-site problems. Do not make use of in prestressed concrete or where galvanized steel is present, as thiocyanate ions may influence metal elements.

Applications of Sodium Thiocyanate Concrete Admixture as Antifreeze Agent for Concrete in Subzero Temperatures

Applications of Sodium Thiocyanate Concrete Admixture as Antifreeze Agent for Concrete in Subzero Temperatures

Why Utilize an Antifreeze Admixture?

Concrete demands water to harden. When temperature levels go down below freezing, that water transforms to ice. Ice stops the concrete from reacting appropriately. هذا يضعف الهيكل النهائي. To avoid this trouble, builders include antifreeze admixtures like sodium thiocyanate.

How Sodium Thiocyanate Works

Sodium thiocyanate reduces the freezing factor of water in fresh concrete. This maintains the mix liquid even when it is very cold outside. The chemical also speeds up early cement hydration. That suggests the concrete gains strength faster throughout the very first few hours. This very early stamina helps the product stand up to damages from freezing.

حيث يتم الاستفادة منها

This admixture prevails in areas with long, rough winter seasons. Road staffs use it when fixing freeways in winter season. Contractors rely upon it for putting structures, أسطح الجدران, or slabs when outdoor temperatures fall below 0 درجة مئوية (32 درجة فهرنهايت). It is likewise useful for emergency fixings where work can not await warmer climate.

وسائل الراحة الرئيسية

Salt thiocyanate provides dependable performance in cold conditions. It does not damage the long-term strength of concrete if used at the best dose. The admixture mixes quickly right into common concrete sets. It works well with various other typical additives like air-entraining representatives. الأهم من ذلك, it assists prevent delays and costly rework triggered by icy puts.

التعامل والأمن

Always comply with safety and security guidelines when dealing with salt thiocyanate. Use handwear covers and eye protection. Store the item in a dry location far from dampness. Usage just the amount advised by the supplier. Way too much can cause fast setting or reduce workability. Appropriate application ensures strong, sturdy concrete also in subzero weather condition.

ملف الشركة

نحن الشركة الرائدة عالميًا في مجال الخرسانة خفيفة الوزن وحلول الرغوة الهندسية المتقدمة. معروفة عالميًا بالتزامها بالبحث, ابتكار, والخبرة التطبيقية, نحن نقدم حلول الرغوة الهندسية منذ أوائل عام 2012.

يمكننا توفير منتجات ذات جودة عالية من الخلطات الخرسانية والخرسانة الرغوية في جميع أنحاء العالم.

لدى الشركة قسم فني محترف وقسم مراقبة الجودة, مختبر مجهز تجهيزا جيدا, ومجهزة بمعدات اختبار متقدمة ومركز خدمة العملاء بعد البيع.

إذا كنت مهتما, لا تتردد والاتصال بنا.

قسط

تي/تي, ويسترن يونيون, باي بال, بطاقة الائتمان الخ.

شحنة

عن طريق الجو, عن طريق البحر, بواسطة صريحة, حسب طلب العملاء.

5 FAQs of Sodium Thiocyanate Concrete Admixture as Antifreeze Agent for Concrete in Subzero Temperatures

الأسئلة المتداولة: Sodium Thiocyanate as an Antifreeze Admixture for Concrete

ما هو ثيوسيانات الصوديوم المستخدمة في الخرسانة?

Sodium thiocyanate works as an antifreeze agent in concrete. It helps the mix stay workable and set properly when temperatures drop below freezing. This additive speeds up early cement hydration, so concrete gains strength faster even in cold weather.

Is sodium thiocyanate safe to use in construction?

نعم, عندما تستخدم بشكل صحيح. Follow the recommended dosage and safety guidelines. ارتداء القفازات وحماية العين أثناء المناولة. قم بتخزينه في مكان جاف, مكان بارد بعيدا عن الأطفال والطعام. Always check local regulations before use.

How much sodium thiocyanate should be added to concrete?

تتراوح الجرعة النموذجية من 1% ل 2% حسب وزن الاسمنت. The exact amount depends on how cold it is and the type of cement you use. Too much can cause rapid setting or weaken the final product. قم دائمًا بتشغيل مجموعة اختبار صغيرة أولاً.

Can sodium thiocyanate replace other antifreeze admixtures?

It can work well on its own in many cases. But sometimes it is mixed with other chemicals like calcium nitrate for better results. Talk to your supplier or engineer to find the best solution for your project conditions.

Does sodium thiocyanate affect long-term concrete strength?

عند استخدامه بالجرعة المناسبة, it does not harm long-term strength. في الحقيقة, it helps concrete reach early strength faster, which protects it from freeze damage. Overuse may lead to lower durability, لذا التزم بالكمية الموصى بها.