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 Concrete Admixture Polypropylene Micro Fiber for Reduction of Concrete Permeability and Water Absorption

متطلبات الخلطة الخرسانية: Polypropylene Micro Fiber

Purpose and Advantages

Polypropylene mini fiber is a synthetic admixture contributed to concrete mixes to lower leaks in the structure and limitation water absorption. عندما يتم مزجه مباشرة في الخرسانة الطازجة, these penalty fibers spread evenly and create a dense inner network. This network obstructs the courses that water and unsafe substances generally travel with. نتيجة ل, the last concrete becomes much more immune to wetness, chloride access, والضربة الكيميائية.

الخصائص الفيزيائية

تصنع الألياف من 100% مادة البولي بروبيلين البكر. They appear as white or off-white filaments with a normal size of 6– 12 mm and a diameter under 50 ميكرون. The certain gravity ranges from 0.90 ل 0.91. These fibers do not take in water and stay chemically inert in alkaline environments like concrete paste.

Blending Guidelines

Add the fibers throughout the initial mixing stage along with accumulations and water. A dosage of 0.6– 0.9 kg per cubic meter of concrete is typical for permeability control. Guarantee adequate mixing time– عمومًا 3 ل 5 minutes after fiber addition– to accomplish full diffusion. ليست هناك حاجة لأدوات فريدة من نوعها. Standard concrete mixers function well.

Efficiency Improvements

Concrete with polypropylene micro fibers reveals considerably lower capillary water absorption. Tests verify approximately 30– 50% reduction contrasted to simple concrete. The fibers also help minimize early-age plastic shrinking fractures, which better reduces the danger of water penetration over time. This makes the product ideal for basements, صهاريج تخزين المياه, الأنفاق, والأطر المائية.

المطابقة والسلامة والأمن

The item satisfies ASTM C1116/C1116M requirements for fiber-reinforced concrete. It consists of no harmful elements and postures no wellness risk during handling. يخزن في مكان جاف بعيدا عن أشعة الشمس المباشرة. Keep product packaging secured when not being used to stop clumping.

Applications of Concrete Admixture Polypropylene Micro Fiber for Reduction of Concrete Permeability and Water Absorption

Applications of Polypropylene Micro Fiber in Concrete

Lower Leaks In The Structure, Better Defense

Including polypropylene micro fiber to concrete combinations helps reduce water absorption and block damaging substances from going into the framework. ماء, كلوريدات, and various other aggressive representatives can damage concrete over time. These tiny artificial fibers create a denser inner network inside the hardened concrete. This tighter framework slows down exactly how quick fluids and gases relocate with it.

More powerful resistance starts from within. When blended appropriately, polypropylene mini fibers spread evenly throughout the concrete. They do not react chemically with cement. بدلاً, they imitate a physical barrier at the tiny level. This restricts the development and development of little splits that often develop during very early drying or treating. Less cracks imply fewer courses for water to travel.

حيث يعمل بشكل مثالي

This admixture is widely made use of in tasks where reduced leaks in the structure issues most. Think of basements, خزانات المياه, الممرات, أطر مواقف المركبات, and aquatic environments. في هذه الأماكن, keeping dampness out is important for long-term resilience. Specialists likewise use it in precast components and flatwork subjected to constant wetting and drying out cycles.

سهل الاستخدام, big influence. The fibers blend efficiently right into conventional concrete mixes without needing special tools. They function well with various other typical admixtures like plasticizers or air-entraining representatives. No significant adjustments to batching or positioning techniques are called for. Just follow the suggested dose– عادة بين 0.6 ل 1.0 كجم لكل متر مكعب– and you get quantifiable enhancement in efficiency.

By cutting down on how much water the concrete take in, polypropylene mini fiber helps prevent corrosion of steel support, ضربة الكبريتات, وأضرار التجميد والذوبان. والنتيجة هي أصعب, longer-lasting structure that requires much less upkeep over its life span.

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 Concrete Admixture Polypropylene Micro Fiber for Reduction of Concrete Permeability and Water Absorption

الأسئلة المتداولة: Polypropylene Micro Fiber for Concrete

What does polypropylene micro fiber do in concrete?

Polypropylene micro fiber reduces cracks in fresh and hardened concrete. It helps lower water absorption and makes concrete less permeable. This keeps moisture and harmful substances from entering the structure.

How does it reduce water absorption?

The fibers mix evenly into the concrete. They block tiny channels that form during drying. These channels usually let water pass through. With fibers in place, water finds it harder to move inside the concrete.

Is it easy to add to concrete mixes?

نعم. You can add polypropylene micro fiber during normal batching. ليست هناك حاجة إلى معدات خاصة. فقط اتبع الجرعة الموصى بها. تتفرق الألياف جيدًا ولا تتكتل إذا تم خلطها بشكل صحيح.

هل يؤثر على قوة الخرسانة?

It does not replace steel reinforcement. But it improves durability by controlling early-age cracking. Compressive strength stays about the same. Flexural toughness may improve slightly due to better crack control.

أين يتم استخدام هذه الألياف بشكل شائع?

Builders use it in slabs, الأرصفة, الجدران, والأقبية. It works well in places where low permeability matters—like parking decks, خزانات المياه, والأسس. Any project needing less water entry can benefit from this fiber.