Сайжруулсан гадаргуугийн өнгөлгөө: Агаар шингээх бодис зэрэг нэмэлтүүд нь бетоны өнгөлгөө, өнгө үзэмжийг сайжруулж, хагарал зэрэг согогоос сэргийлдэг., зөгийн сархинаг, эсвэл гадаргуугийн тоосжилт, жигд байдлыг хангах, мэргэжлийн түвшний гадаргуу.

Specification of Concrete Admixture PVA Fiber for High Performance Concrete in Precast Concrete Panels

Requirements of PVA Fiber for High-Performance Precast Concrete Panels

Бүтээгдэхүүний хураангуй

PVA (Поливинил спирт) fiber is a synthetic reinforcement made use of in high-performance concrete. It improves durability, хугарлын эсэргүүцэл, болон бат бөх байдал. This fiber functions well in precast concrete panels where strength and long-lasting efficiency matter.

Түлхүүр орно

The fiber has high tensile toughness and bonds strongly with cement paste. Энэ нь элэгддэггүй, ялзрах, or degrade gradually. Its great diameter and uniform size assist it mix uniformly into concrete without clumping. PVA fiber also reduces shrinking splits throughout curing.

Техникийн үзүүлэлтүүд

– Бүтээгдэхүүн : Поливинил спирт (totally hydrolyzed).
– Урт : 6 мм хүртэл 12 мм (standard options).
– Хэмжээ : 20– 40 микрон.
– Суналтын бат бөх байдал : ≥ 1,200 МПа.
– Завсарлагааны хугацааг сунгах : 6% ± 1%.
– Нягт : 1.3 г/см ГУРАВ.
– Хайлах хүчин зүйл : No melting point; breaks down over 230 ° C.

Хэрэглэх заавар

Include PVA fiber throughout the mixing phase. 0.5 ашиглана уу– 1.5 шоо метр бетонд кг, depending upon design needs. Хамгийн багадаа 3 удаа холино– 5 mins to guarantee even circulation. Онцгой төхөөрөмж шаардлагагүй. The fiber collaborates with conventional batching and casting methods used in precast plants.

Precast програмуудын ашиг тус

Precast panels made with PVA fiber show better impact resistance and flexural performance. They handle taking care of and transportation anxieties a lot more securely. Surface coating remains smooth because the fibers are fine and do not produce visible appearance. The end product satisfies rigorous quality standards for architectural and structural uses.

Хадгалах зай ба харьцах

Бүрэн хуурай газар хадгална, covered location away from direct sunshine. Keep product packaging secured till use to stop wetness absorption. Deal with like any type of dry construction additive– no unique safety gear is called for beyond conventional website methods.

Applications of Concrete Admixture PVA Fiber for High Performance Concrete in Precast Concrete Panels

Applications of Concrete Admixture PVA Fiber for High Performance Concrete in Precast Concrete Panels

Why Usage PVA Fiber in Precast Panels?

Precast concrete panels have to be solid, удаан эдэлгээтэй, and crack-resistant. PVA нэмэх (поливинил спирт) fiber to the concrete mix assists meet these requirements. PVA fiber is an artificial product that blends well with concrete. It bonds securely with the concrete matrix, which enhances overall performance.

Better Break Control

One crucial advantage of PVA fiber is its capability to regulate splitting. Throughout curing or under lots, concrete usually creates small cracks. These splits can grow and deteriorate the structure gradually. PVA fibers connect these micro-cracks, stopping them from spreading out. This causes longer-lasting panels with less surface area flaws.

Boosted Durability and Influence Resistance

Panels made with PVA fiber show greater durability. They can soak up a lot more power before breaking. This is important during transportation, managing, болон тохиргоо. The fiber additionally increases impact resistance, so the panels stand up better against unexpected knocks or hefty loads.

Improved Resilience in Harsh Problems

Precast panels are typically utilized outdoors or in aggressive environments. Нойтон байдал, хөлдөөх гэсэлтийн мөчлөг, and chemical direct exposure can harm ordinary concrete. PVA fiber minimizes leaks in the structure, which decreases water and dangerous substance infiltration. Үүний үр дүнд, the panels remain more powerful for longer, even in challenging weather condition.

Easier Manufacturing and Finishing

PVA fiber blends efficiently right into the concrete mix without clumping. This makes batching and placing much easier for suppliers. The fiber does not wear away like steel, so there’s no rust staining externally. Finished panels look cleaner and need much less repair work or touch-up work.

Utilizing PVA fiber in high-performance concrete gives precast manufacturers a dependable means to enhance top quality, decrease upkeep, and meet modern building demands.

Компанийн танилцуулга

Бид хөнгөн бетон болон дэвшилтэт инженерийн хөөс шийдлээрээ дэлхийд тэргүүлэгч юм. Судалгааны ажилд тууштай ажилладгаараа дэлхийд алдартай, инноваци, болон хэрэглээний туршлага, Бид 2012 оны эхэн үеэс хойш инженерийн боловсруулсан хөөсөн шийдлүүдийг санал болгож байна.

Бид дэлхийн өнцөг булан бүрт өндөр чанартай бетон хольц, хөөс бетонтой холбоотой бүтээгдэхүүнийг нийлүүлэх боломжтой.

Тус компани нь мэргэжлийн техникийн алба, чанарын хяналтын албатай, сайн тоноглогдсон лаборатори, дэвшилтэт туршилтын төхөөрөмж, борлуулалтын дараах харилцагчийн үйлчилгээний төвөөр тоноглогдсон.

Хэрэв та сонирхож байвал, чөлөөтэй, бидэнтэй холбоо барина уу.

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Тээвэрлэлт

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5 FAQs of Concrete Admixture PVA Fiber for High Performance Concrete in Precast Concrete Panels

Байнга асуудаг асуултууд: PVA Fiber for High-Performance Precast Concrete Panels

What is PVA fiber and why use it in precast panels?

PVA шилэн нь поливинил спиртээр хийсэн синтетик эслэг юм. It mixes into concrete to improve strength and control cracking. In precast concrete panels, it helps the material stay intact under stress and reduces surface cracks during handling and transport.

How does PVA fiber improve concrete performance?

PVA fiber boosts toughness and impact resistance. It holds the concrete together even after small cracks form. This means the panel can carry load better and lasts longer. The fibers also lower water loss during curing, which cuts down on early-age shrinkage cracks.

Can PVA fiber replace steel reinforcement?

Үгүй. PVA fiber works as a secondary reinforcement. It cannot take the place of main steel bars or mesh. But it does reduce the need for extra steel in non-structural areas by managing micro-cracks and improving durability.

Is PVA fiber easy to mix and place?

Тиймээ. PVA fiber blends well in standard concrete mixers. It does not ball up or clump if added correctly. Ажилчид ердийн хольцтой адил бетоныг байрлуулж, дуусгах боломжтой. No special tools or methods are needed on site.

Does PVA fiber affect the surface finish of precast panels?

Not when used at recommended dosages. Шилэн утас нь нарийн, богино байдаг, so they do not show on the surface. This allows for smooth architectural finishes. Always follow the manufacturer’s mixing instructions to keep the look clean and professional.