उन्नत सतह फ़िनिश: वायु-प्रवेश एजेंट जैसे योजक क्रैकिंग जैसे दोषों को रोककर कंक्रीट की फिनिश और उपस्थिति में सुधार कर सकते हैं, मधुकोश, या सतह पर धूल झाड़ना, सुचारू सुनिश्चित करना, पेशेवर-ग्रेड सतह.

Specification of PVA Fiber Concrete Admixture for High Ductility Concrete in Seismic Retrofitting

Requirements of PVA Fiber Concrete Admixture for High Ductility Concrete in Seismic Retrofitting

उत्पाद अवलोकन

This PVA (पॉलीविनाइल अल्कोहल) fiber admixture is created high ductility concrete made use of in seismic retrofitting. It enhances strength, दरार नियंत्रण, and power absorption. रेशे ठीक हैं, वर्दी, and totally suitable with cement-based blends.

ट्रिक शामिल है

उच्च तन्यता कठोरता: Each fiber has strong resistance to drawing forces. This aids the concrete hold together under anxiety.
Excellent bond with matrix: The fiber surface area is treated to stick well to seal paste. This ensures reliable load transfer and minimizes split size.
क्षार प्रतिरोधी: The fibers stay steady in high-pH atmospheres typical of concrete. They do not break down with time.
एकसमान प्रसार: Fibers blend uniformly in the batch without clumping. This provides regular efficiency across the whole structure.

तकनीकी विवरण

– फाइबर प्रकार: पॉलीविनाइल अल्कोहल (पीवीए).
– आकार: 6– 12 मिमी.
– व्यास: 20– 40 माइक्रोन.
– तन्यता ताकत: ≥ 1,200 एमपीए.
– लोचदार मापांक: ≥ 30 जीपीए.
– तोड़ने पर बढ़ावा: 6– 8%.
– मोटाई: 1.3 जी/सेमी छह.
– Antacid resistance: Passes ISO 2078 test after 28 days in saturated Ca( ओह) ₂ service.

मानकों का प्रयोग करें

Add 1.0– 2.0% by volume of complete mix. Make use of a forced-action mixer for at the very least 5 minutes to make certain full diffusion. Integrate with low water-to-binder proportions and fine accumulations to attain strain-hardening habits. Do not utilize with excessive superplasticizers, as this may lower fiber-matrix bonding. Always adhere to neighborhood building ordinance and conduct test batches prior to full-blown application.

पैकेजिंग और भंडारण

में आपूर्ति की गई 20 किलो नमी रोधी बैग. पूरी तरह सूखे स्थान पर खरीदारी करें, trendy area away from straight sunlight. Maintain secured till all set to use. जीवन काल है 12 महीनों जब ठीक से रखा जाए.

Applications of PVA Fiber Concrete Admixture for High Ductility Concrete in Seismic Retrofitting

Applications of PVA Fiber Concrete Admixture for High Ductility Concrete in Seismic Retrofitting

Why Make Use Of PVA Fibers in Retrofit Projects?

Old structures usually lack the strength to take care of strong quakes. Designers use high ductility concrete to fix this problem. This unique concrete includes पीवीए (पॉलीविनाइल अल्कोहल) फाइबर. These small fibers blend right into the concrete and help it bend without damaging.

Exactly how It Works Throughout a Quake

When drinking starts, typical concrete splits and breaks down fast. Yet concrete with PVA fibers holds with each other much better. The fibers act like small bridges across cracks. They quit splits from expanding as well large. This provides the framework even more time to move securely during drinking. Individuals inside get more time to run away.

इसका उपयोग कहां किया जाता है

This material functions well in wall surfaces, रोशनी की किरण, and joints that need additional durability. It is common in institutions, अस्पताल, and old apartment in earthquake zones. Employees spray or pour the fiber-reinforced mix over existing surfaces. No hefty machines are required. The process fits tight spaces and complex forms.

Advantages Over Typical Techniques

Old means used steel coats or carbon covers. These cost more and take longer to install. PVA fiber concrete is easier to apply. It bonds well with old concrete. It additionally stands up to water and chemicals far better than plain concrete. प्लस, it does not rust like steel.

प्रमुख लाभों में शामिल हैं:
– Better crack control
– Higher energy absorption
– Less complex on-site work
– Longer service life

Building contractors and engineers choose PVA fiber admixtures due to the fact that they use genuine defense without major rebuilds. The result is a more secure building that withstands ground activity– without appearing like it was patched.

कंपनी प्रोफाइल

हम हल्के कंक्रीट और उन्नत इंजीनियर्ड फोम समाधानों में वैश्विक नेता हैं. अनुसंधान के प्रति अपनी प्रतिबद्धता के लिए विश्व स्तर पर जाना जाता है, नवाचार, और लागू विशेषज्ञता, हम 2012 की शुरुआत से इंजीनियर्ड फोम समाधान प्रदान कर रहे हैं.

हम पूरी दुनिया में उच्च गुणवत्ता वाले कंक्रीट मिश्रण और फोम कंक्रीट से संबंधित उत्पादों की आपूर्ति कर सकते हैं.

कंपनी के पास एक पेशेवर तकनीकी विभाग और गुणवत्ता पर्यवेक्षण विभाग है, एक अच्छी तरह से सुसज्जित प्रयोगशाला, और उन्नत परीक्षण उपकरण और बिक्री उपरांत ग्राहक सेवा केंद्र से सुसज्जित है.

अगर आपको रुचि हो तो, कृपया स्वतंत्र महसूस करें और हमसे संपर्क करें.

भुगतान

टी/टी, वेस्टर्न यूनियन, Paypal, क्रेडिट कार्ड इत्यादि.

लदान

हवाईजहाज से, समुद्र से, एक्सप्रेस द्वारा, जैसा कि ग्राहक अनुरोध करते हैं.

5 FAQs of PVA Fiber Concrete Admixture for High Ductility Concrete in Seismic Retrofitting

अक्सर पूछे जाने वाले प्रश्नों: PVA Fiber Concrete Admixture for High Ductility Concrete in Seismic Retrofitting

What is PVA fiber concrete admixture?

PVA fiber concrete admixture is a dry powder added to concrete mixes. It contains polyvinyl alcohol (पीवीए) fibers that help control cracking and improve toughness. This admixture makes concrete more flexible and better able to handle stress without breaking.

Why use PVA fibers in seismic retrofitting?

Buildings in earthquake-prone areas need extra protection. Regular concrete cracks easily under sudden shaking. PVA fibers hold the concrete together even after cracks form. This gives the structure more time to absorb energy and reduces the risk of collapse during an earthquake.

How does PVA fiber improve ductility?

Ductility means a material can bend or stretch without failing. PVA fibers act like tiny reinforcements inside the concrete. When force is applied, these fibers bridge micro-cracks and stop them from growing. The result is a concrete that deforms more before it breaks—exactly what you need in seismic zones.

Is PVA fiber easy to mix into concrete?

हाँ. You add PVA fiber during normal batching, just like other dry admixtures. किसी विशेष उपकरण की आवश्यकता नहीं है. The fibers disperse evenly if mixed properly. Follow the manufacturer’s dosage instructions to get consistent performance.

Does PVA fiber affect workability or strength?

Adding the right amount of PVA fiber has little effect on fresh concrete workability. It may slightly reduce slump, but this is manageable with standard practices. Compressive strength stays similar to plain concrete. The big gain is in post-crack behavior—tensile strength and energy absorption improve significantly.