بہتر سطح ختم: اضافی اشیاء جیسے ہوا میں داخل کرنے والے ایجنٹس کریکنگ جیسے نقائص کو روک کر کنکریٹ کی تکمیل اور ظاہری شکل کو بہتر بنا سکتے ہیں۔, شہد کا چھلانگ, یا سطح کی دھول, ہموار کو یقینی بنانا, پیشہ ورانہ سطح کی سطح.

Specification of Silica Fume Concrete Admixture for High Strength Concrete in Precast Industry

Requirements of Silica Fume Concrete Admixture for High Stamina Concrete in Precast Market

آئٹم کا خلاصہ

Silica fume concrete admixture is a high-performance additive made use of to create solid, sturdy precast concrete aspects. It contains extremely fine bits of amorphous silica, accumulated as a result from silicon or ferrosilicon alloy manufacturing. جب کنکریٹ میں حصہ ڈالا, it fills up little voids between concrete particles, making the mix denser and stronger.

کلیدی سہولتیں

This admixture substantially enhances compressive stamina, frequently aiding concrete reach strengths over 10,000 psi. It also lowers leaks in the structure, which slows down water and chloride ion activity. That suggests better security for embedded steel support against deterioration. The end product shows boosted resistance to abrasion, sulfate attack, اور کیمیائی براہ راست نمائش– important for precast systems made use of in harsh environments.

Technical Needs

The silica fume have to meet ASTM C1240 standards. Normal requirements consist of:
– سلیکن ڈائی آکسائیڈ (سی او ٹو) web content: کم سے کم 85%.
– Loss on ignition: not greater than 6%.
– گیلا پن کا مواد: listed below 3%.
– Specific surface area: 15,000– 30,000 m TWO/ kg (gauged by wager approach).

Dose rates generally vary from 5% کو 10% cementitious مصنوعات کے وزن کی طرف سے. Exact quantities depend on the preferred toughness, کام کرنے کی صلاحیت, and healing problems.

استعمال کے معیارات

Always include silica fume throughout batching, preferably with various other completely dry active ingredients before water. Because it increases water demand, utilize it together with a high-range water reducer (سپر پلاسٹکائزر) to maintain workability. کم از کم 3 تک مکمل طور پر مکس کریں۔– 5 mins besides products are added. Proper treating is necessary– maintain surface areas moist for a minimum of 7 days to ensure full strength development and minimize fracturing.

Store silica fume in a dry, protected location. Maintain bags secured till use to stop wetness absorption. Take care of with treatment making use of common dirt control procedures to shield workers’ wellness.

Applications of Silica Fume Concrete Admixture for High Strength Concrete in Precast Industry

Applications of Silica Fume Concrete Admixture in High-Strength Precast Concrete

Why Silica Fume Matters for Precast Aspects

Silica fume is a really great powder included in concrete mixes. It fills up little spaces between concrete fragments. یہ کنکریٹ کو زیادہ گھنے اور مضبوط بناتا ہے۔. In the precast market, strength and toughness are critical. Silica fume helps fulfill these requirements.

Precast concrete items like beams, کالم, دیوار کے پینل, and bridge sections need to lug heavy tons. They additionally deal with severe weather condition and chemical exposure. Adding silica fume enhances compressive strength– commonly beyond 10,000 psi. That degree of toughness enables thinner sections and lighter systems without shedding performance.

Much Better Complete and Surface Quality

Silica fume decreases surface area pores. اس کا نتیجہ ہموار ہوتا ہے۔, a lot more uniform coating. For architectural precast aspects, look matters equally as much as toughness. A thick surface additionally stands up to stains and water infiltration. That indicates fewer repairs and longer life span.

Faster Production Cycles

Precast plants work on limited routines. Silica fume quicken early stamina gain when used with proper healing. Kinds can be removed earlier. Mold and mildews get recycled quicker. This enhances output without extra price.

Long-Term Longevity

Chlorides, sulfates, and freeze-thaw cycles damages normal concrete in time. Silica fume blocks the courses these dangerous agents make use of to enter the concrete. The result is much better resistance to deterioration of steel support and much less fracturing. Frameworks last much longer, even in aggressive atmospheres like marine or commercial zones.

Silica fume is not simply an additive– it’s an efficiency multiplier. It turns standard mixes into high-performance options tailored for contemporary precast needs. From framework to industrial structures, its role keeps growing since it delivers real, quantifiable advantages on the plant floor and in the area.

کمپنی کا پروفائل

ہم ہلکے وزن کے کنکریٹ اور جدید انجینئرڈ فوم سلوشنز میں عالمی رہنما ہیں۔. تحقیق کے لیے اپنی وابستگی کے لیے عالمی سطح پر جانا جاتا ہے۔, جدت, اور قابل اطلاق مہارت, ہم 2012 کے اوائل سے انجینئرڈ فوم حل فراہم کر رہے ہیں۔.

ہم پوری دنیا میں اعلیٰ معیار کے کنکریٹ مکسچر اور فوم کنکریٹ سے متعلقہ مصنوعات فراہم کر سکتے ہیں۔.

کمپنی کے پاس پیشہ ور تکنیکی شعبہ اور معیار کی نگرانی کا شعبہ ہے۔, ایک اچھی طرح سے لیس لیبارٹری, اور جدید ٹیسٹنگ آلات اور فروخت کے بعد کسٹمر سروس سینٹر سے لیس ہے۔.

اگر آپ دلچسپی رکھتے ہیں۔, براہ کرم آزاد محسوس کریں اور ہم سے رابطہ کریں۔.

ادائیگی

T/T, ویسٹرن یونین, پے پال, کریڈٹ کارڈ وغیرہ.

کھیپ

ہوا سے, سمندر کے ذریعے, ایکسپریس کی طرف سے, گاہکوں کی درخواست کے طور پر.

5 FAQs of Silica Fume Concrete Admixture for High Strength Concrete in Precast Industry

اکثر پوچھے گئے سوالات: Silica Fume Concrete Admixture for High-Strength Precast Concrete

سیلیکا فیوم کیا ہے؟?

سلیکا فیوم ایک بہت ہی باریک پاؤڈر ہے جو سلکان میٹل یا فیروسلیکون کی پیداوار کے دوران بنایا جاتا ہے۔. It is much finer than cement particles. جب کنکریٹ میں شامل کیا جاتا ہے۔, it fills tiny gaps between cement grains. یہ کنکریٹ کو گھنا اور مضبوط بناتا ہے۔.

Why use silica fume in precast concrete?

Precast plants need high-strength, durable concrete that sets quickly. Silica fume boosts early and long-term strength. It also reduces water penetration and improves surface finish. These benefits help meet tight production schedules and strict quality standards.

How does silica fume affect workability?

Silica fume can make fresh concrete stiffer because of its fine particles. اچھی کام کی صلاحیت کو برقرار رکھنے کے لئے, producers often add superplasticizers. صحیح مکس ڈیزائن کے ساتھ, the concrete remains easy to place and consolidate without losing strength.

Does silica fume increase curing needs?

جی ہاں. Silica fume speeds up early hydration, so proper curing is critical. Without enough moisture, the surface may crack or dust. Keep the concrete moist for at least 7 دن. Steam curing works well in precast yards and supports faster demolding.

Is silica fume safe to handle?

Silica fume is not hazardous like crystalline silica. پھر بھی, its fine dust can irritate eyes, جلد, یا پھیپھڑوں. ہمیشہ دستانے پہنیں۔, چشمیں, and a dust mask when handling dry powder. Most precast producers use slurry or densified forms to reduce dust and improve safety.