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HeBei ShengShi HongBang Cellulose Technology CO.,LTD.
hpmc dextran hydroxypropyl methyl cellulose
hpmc dextran 70 hydroxypropyl methylcellulose
pp macro fiber

Polypropylene fiber ( PP fiber ) has transformed the synthetic fiber market with its remarkable technical properties, cost-performance ratio, and exceptional durability in multiple industries. Discover in-depth analysis, technical data, production detail, and real-world application cases in this complete guide. Polypropylene Fiber: Industry Overview & Market Trends Polypropylene fiber is a synthetic fiber made from polypropylene polymers, renowned for its low density, high strength-to-weight ratio, exceptional chemical resistance, and versatile use in construction, geotextiles, filtration, and automotive sectors. The global polypropylene fibre market reached $11.8 billion in 2023 (source: Grand View Research), with an expected CAGR of 7.4% from 2024 to 2030, driven largely by rising demand in pp fiber concrete for infrastructural projects and high-performance composites. Increasing attention to energy-efficiency, corrosion resistance, and lifecycle performance in civil works, petrochemical, and water infrastructure boosts polypropylene fiber usage. Leading organizations, like ASTM, ISO, and FDA, continually update standards ensuring the safety, performance, and sustainability of polypropylene fibre products. Technical leader: Microfiber synthetic PP fiber, enabling ultra-fine reinforcement in concrete and mortar. Certifications: Most products adhere to ISO 9001 (Quality), ISO 14001 (Environmental), and ASTM C1116 (Concrete admixtures). Key markets: Construction, geosynthetics, automotive, filtration, fire protection. Global players: Sika, Adfil, Fiber Mesh, BHP New Material ( product link ). Technical Parameters & Specifications Table Here’s a consolidated table comparing core properties of mainstream polypropylene fiber products, including PP fiber concrete grade and microfiber synthetic types. Parameter Polypropylene Fiber (General) PP Fiber Concrete Grade Microfiber Synthetic Polyester Fiber (for comparison) Raw Material 100% Polypropylene 100% Polypropylene (Special Grade) 100% Polypropylene (Micro Denier) 100% PET Diameter (μm) 18–25 ≥20 6–18 15–25 Length (mm) 6–54 12, 19, 38 3–18 6–54 Tensile Strength (MPa) 400–570 ≥500 430–650 400–600 Elongation at Break (%) 15–25 18–24 10–22 18–25 Melting Point (°C) 160–170 160–165 160–170 254 Density (g/cm³) 0.91 0.91 0.91 1.38 Chemical Resistance Excellent Excellent Excellent Fair Water Absorption (%) <0.01 <0.01 <0.01 0.4 UV Stability Good Good Excellent Good Standard Compliance ISO, ASTM, ANSI ISO, ASTM C1116 ISO, EN ISO, ASTM Technical Data Visualizations Manufacturing Process: Polypropylene Fiber The manufacturing of polypropylene fiber involves advanced steps and strict process controls, ensuring consistency, purity, and top-tier mechanical properties. Below is a stepwise process visualization and concise explanation. Polymerization of Propylene Refined propylene gas is catalyzed into PP resin (iso tactic for high performance), per ISO 22007 standards. → Extrusion & Spinning Melted PP resin extruded through spinnerets to form multi-filament strands . → Drawing & Orientation Fiber is stretched for increased tensile strength, targeting optimal crystallinity per ASTM D2256. → Cutting/Forming Fibers are cut to spec length (6–54mm) and optionally crimped for better dispersion in concrete. → Finishing & Quality Test Surface coated or uncoated as needed. Strict tests: tensile, elongation, alkali resistance (in-house & third-party labs ). Compliance: ISO 9001:2015 . → Packaging and Shipping Automated weighing & packing. Supply to construction, infrastructure, water treatment, metallurgy, & more. Highlight: ISO/ASTM certified polypropylene fiber demonstrates >95% batch uniformity , lifespan exceeding 50 years in non-UV-exposed concrete, and is 100% recyclable. Key Advantages of Polypropylene Fiber Excellent Strength-to-Weight Ratio: PP fiber is among the strongest fibers by mass; perfect for lightweight, high-toughness composites. Superior Chemical Stability: Non-reactive in concrete, aggressive soil, wastewater, sea water, and most acid/alkali exposures. Low Water Absorption: Near-zero uptake ensures dimensional stability; ideal for humid/coastal construction. Exceptional Durability: Passes ASTM C1116/C1399 for crack control and toughening in concrete applications. Thermal Stability: Melting point up to 170°C; outperforms many cellulosic and even some synthetic alternatives under heat shock. Non-Toxic & Safe: FDA/ISO certified for use in potable water systems, hygiene applications, and food packaging (with test reports). Microfiber Synthetic Advantage: Ultrafine filament achieves 3D mesh in concrete/mortar, dramatically reducing plastic shrinkage cracks. Application Scenarios of Polypropylene Fiber The versatility of polypropylene fiber ensures solutions across multiple sectors. Here are the most common and demanding application scenes: PP Fiber Concrete: Embedded in precast, ready-mixed, and sprayed concrete; crack control, freeze–thaw durability, blast/spalling resistance (conforms to ASTM C1609). Geotextiles & Geosynthetics: Soil stabilization, roadbeds, erosion control, landfill covers—proven lifetime >30 years, compliant with ISO 10319. Industrial Filtration: PP microfibers for high-efficiency filters in water treatment, chemical, or food processing—meets FDA/ISO 16890. Automotive & Composites: Car interior fabrics, trunk liners, composite reinforcement (weight savings: 23–40%). Civil Infrastructure: Water supply/sewage, chemical plant lining, anti-microbial barriers (due to zero-nutrient surface chemistry). Fire Protection: Microfiber PP fiber used in tunnel/metro concrete for explosive spalling resistance (endorsed by NFPA & ITA-AITES). Case Study: BHP Polypropylene Fiber in Metro Tunnel Engineering In 2023, Shanghai Metro Line 15 adopted high-toughness polypropylene fiber supplied by BHP New Material to enhance fireproof concrete segment linings. Key metrics post-curing were: Dosage: 1.8kg/m³ (fibers chopped 18mm, 19μm diameter, 570MPa strength). Test Results (SGS Lab): Plastic shrinkage reduction: 67%. Residual flexural strength after fire: +38% vs. control. No explosive spalling after 2h @1200°C. Concrete Durability: Projected service life: 50+ years, backed by ISO 9001/14001 documentation. Customer Feedback: "Seamless integration, zero fiber balling, and passed all local & international acceptance checks." – Shanghai Construction Group (Feb 2024) Polypropylene Fiber Product Solutions & Customization Standard Range: Virgin PP fiber (6–54mm), micro/mono/macro types, bundled or loose forms, suitable for concrete or nonwoven. Tailored Solutions: Custom diameter (6–25μm), length (3–54mm), multi-filament composite, hydrophobic/hydrophilic surface treatment. Reinforced Grades: Enhanced modulus – up to 17GPa for geosynthetics or bridge decks. Colored & Anti-UV Fiber: For visible construction joints or outdoor geo-applications with minimum UV degradation. Logistics & Support: Rapid global sample, third-party test certificate (SGS, TUV, BV available on request), technical on-site support. Order Cycle: Standard delivery: 7–12 working days (FCL/LCL), expedited options available for urgent projects. Warranty & Service: Quality compliance and material consistency guaranteed for 10+ years; full technical support; rapid claim response within 24h. Manufacturers & Global Supplier Comparison Manufacturer Main Product Certifications Noted Strength Customization Service Regions BHP New Material [link] PP micro/macro fiber, Pre-mixed PP reinforced concrete ISO 9001, ISO 14001, ASTM C1116, SGS 570MPa, anti-corrosive, high batch uniformity Yes: diameter, length, color, hydrophobic/UV options Global (50+ countries) Sika SikaFiber, Macro/Mono PP Fiber ISO, EN, ASTM C1399 Up to 560MPa Length, Type Global Adfil Construction Fibers Crackstop Micro, Macro Synth ISO, EN, CE 520MPa (macro), low-odor Diameter, length EU/Asia Fiber Mesh 100% PP Microfibers ASTM, ISO 500+ MPa, easy dispersion Length, bundle size USA, Global Professional FAQ: Polypropylene Fiber Q1: What material is polypropylene fiber made from? A1: 100% virgin polypropylene (C3H6)n; typically isotactic, which ensures high mechanical and chemical stability. Q2: What are standard specifications for pp fiber in concrete? A2: Fiber diameter: 20–25μm, length: 12, 18, or 38mm, modulus: 3.5–7 GPa, recommended dosage: 0.9–2.7kg/m³, per ASTM C1116. Q3: Which international standards apply to polypropylene fibre products? A3: Main standards: ISO 9001/14001 (quality/env), ASTM C1116/C1399 (concrete), EN 14889–2:2006 (fibers for concrete), FDA (food contact/hygiene). Q4: What is microfiber synthetic PP fiber and its application? A4: Ultra-fine PP fiber (diameter 6–12μm), provides 3D crack-control mesh in concrete/mortar, especially for tunnels, floors, and fire-resistant linings. Q5: How is installation performed for pp fiber concrete ? A5: Fibers are dry-blended into cement or aggregate prior to water addition; homogenous dispersion is critical for maximum crack resistance. Compatible with normal mixing and pumping equipment. Q6: What quality tests are required for each batch? A6: Tensile/elongation (ASTM D2256), alkali/acid resistance, batch uniformity, UV resistance (if required), and concrete mix tests per ASTM C1116. Q7: What is the typical shelf life and storage condition for polypropylene fiber ? A7: Over 5 years in dry, UV-protected storage; 100% recyclability, retains >95% properties post 1 year if stored below 50°C and <80% RH. Conclusion: Advanced PP Fiber, Trusted by Industry Polypropylene fiber is a material of choice for high-stress, high-durability, and safety-critical applications in today’s engineering world. Its technical superiority—shown in comparative charts and independent lab test data—ensures that engineers, builders, and manufacturers can rely on its performance for years to come. BHP New Material, holding ISO , ASTM , and FDA compliance, delivers not just standard products but collaborative R&D for custom solutions in every major market. "As fiber-modified concretes rise in infrastructure, PP fiber consistently delivers optimal economic and mechanical performance. Field trials corroborate its dominance over steel and glass alternatives in marine, tunnel, and geotextile applications." — Source: Eng-Tips Civil Engineering Forum: Polypropylene Fibers in Concrete ; Journal of Advanced Concrete Technology Vol. 22 (2023), "Synthetic Fiber Reinforced Concrete—A Review" . Visit BHP Polypropylene Fiber official page for full documentation & support >>

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  • retarders in gypsum products

    The world of construction and industrial materials is constantly evolving, and the demand for innovative and effective products is at an all-time high. One product that has gained significant attention in recent years is Hydroxypropyl Methylcellulose (HPMC) from China. This versatile compound has revolutionized various sectors due to its unique properties and uses. For anyone keenly exploring construction additives or seeking to optimize their industrial processes, understanding China HPMC offers a gateway to improved performance and efficiency. China, as a global leader in industrial manufacturing, has honed its expertise in producing HPMC of exceptional quality. This cellulose derivative is indispensable in the construction industry, particularly in products like tile adhesives, self-leveling compounds, and wall putties. Professionals in the field recognize the critical role HPMC plays in modifying the rheology of these materials, enhancing their workability, and ensuring optimal adhesion properties. Experts acknowledge that the evolution of construction demands materials that can withstand diverse environmental conditions while maintaining structural integrity. China HPMC stands out for its ability to provide thermal stability and water retention, characteristics highly sought after in modern construction demands. These properties help prevent shrinkage and cracking in dry conditions, saving developers and contractors both time and money in repairs and replacements. This HPMC’s reliability makes it a trusted choice for professionals worldwide who prioritize longevity and quality in their projects. Beyond construction, China HPMC's applications extend into various industries, such as pharmaceuticals, food production, and cosmetics. Its versatility is a testament to China's authority in manufacturing products that meet stringent international standards. In pharmaceuticals, for instance, HPMC serves as a critical excipient in controlled-release formulations, guaranteeing the effective delivery of active ingredients. Its safety and efficacy have been validated by authoritative health agencies, further emphasizing China’s commitment to upholding high standards in HPMC production. china hpmc Experience in using China HPMC highlights its unparalleled benefits . Manufacturers praise its consistent performance and quality, a result of China's rigorous production methods. This experience is shared by industry leaders who, through continual use, have come to trust China HPMC’s capabilities in enhancing product characteristics and overall outcomes. The transparency with which Chinese manufacturers operate, alongside their commitment to innovation, ensures consumer confidence and trustworthiness. From an expertise standpoint, China has invested significantly in technology and research to make HPMC a product that not only meets but exceeds global expectations. This investment is reflected in the customization offered in HPMC formulations tailored for specific industrial applications. Such expert control and modification allow companies to fine-tune their products to better align with market demands and consumer needs, delivering heightened satisfaction and maintaining competitive advantage. Trust in China HPMC is not merely built on product quality but also on the sustainability practices upheld in its production. Staying true to eco-conscious methods, China’s HPMC production processes aim to minimize environmental impact, aligning with increasingly stringent global environmental standards. This responsible approach ensures that China not only leads in innovation but also in sustainable industrial practices, reinforcing the global trust placed in its products. In conclusion, China HPMC is more than just a product; it is a symbol of modern industrial advancement and expertise. The compelling combination of experience, expertise, authority, and trustworthiness makes this compound an indispensable asset across various sectors. For industry professionals, choosing China HPMC is choosing a path of reliability, quality, and sustainability—a choice that’s supported by years of proven success and continuous innovation.

  • fibre fabriquée à partir de pâte de bois

    Rubber powder is a valuable material derived from the recycling of used tires and rubber products. Its transformation into fine particles creates a versatile product with a wide range of applications. One of the most notable advantages of rubber powder is its sustainability. By recycling old rubber, it reduces the environmental impact of tire waste and repurposes it for practical use in various industries. The use of rubber powder spans multiple sectors, including construction, automotive, and sports industries. It is commonly used as an additive in asphalt for road construction, offering increased durability and performance. Additionally, rubber powder is used in playground surfacing, providing a soft, shock-absorbing surface that is safe for children. Its durability and cushioning properties make it an essential material for improving the safety and longevity of various surfaces. As environmental concerns continue to rise, the demand for rubber powder has increased, as it provides a solution to managing rubber waste while offering benefits to different industries. The application of rubber powder is not only eco-friendly but also cost-effective, making it a preferred choice for manufacturers looking for sustainable materials. China Factory Rubber Powder: A Leading Supplier for Global Markets When it comes to sourcing high-quality rubber powder , China remains one of the largest and most efficient producers. The China factory rubber powder industry has grown rapidly due to its advanced recycling technologies and production capabilities. These factories are equipped with state-of-the-art machinery and processes that allow them to produce rubber powder in various grades and specifications to meet the diverse needs of international markets. The China factory rubber powder offers competitive pricing, making it an attractive option for businesses around the world. The ability to produce large quantities at low costs helps drive down the price of rubber powder , which benefits industries that rely on this material for production. China’s factories also have a well-established supply chain, ensuring that rubber powder can be delivered to customers in a timely manner. Moreover, Chinese manufacturers often provide customization options for rubber powder , allowing customers to specify the size, texture, and composition of the powder to suit their unique requirements. This flexibility makes China a go-to destination for businesses looking to source high-quality rubber powder at a competitive price. Rubber Powder Grinding Machine: Key to Efficient Production The production of rubber powder relies heavily on the use of a rubber powder grinding machine , which helps break down larger pieces of rubber into fine particles. These machines play a critical role in ensuring that the rubber is processed to the required consistency for various applications. Whether the powder is to be used in construction materials, coatings, or automotive products, the rubber powder grinding machine ensures that the end product meets quality standards. The rubber powder grinding machine uses advanced grinding techniques to process scrap rubber efficiently. These machines are designed to handle large volumes of material while producing consistent, fine rubber powder. Some models even incorporate air-flow or cryogenic grinding methods, which help preserve the integrity of the rubber and improve the quality of the final product. In addition to the grinding capabilities, the rubber powder grinding machine is built for durability and longevity, reducing the need for frequent maintenance. This is especially important for large-scale operations where continuous production is required. The machine also offers a high level of control over particle size and texture, making it ideal for producing rubber powder that meets specific industry needs. Recycled Rubber Powder Price: Affordable and Sustainable The recycled rubber powder price is one of the most attractive aspects of this material, especially when compared to the cost of virgin rubber or other raw materials. The price of recycled rubber powder is influenced by factors such as the quality of the rubber, the type of processing used, and the scale of production. However, despite these variables, recycled rubber powder price remains relatively affordable, particularly when purchased in bulk. The affordability of recycled rubber powder makes it an ideal choice for industries looking to reduce costs while maintaining high-quality standards. For example, in the construction sector, recycled rubber powder can be mixed with other materials to produce durable and cost-effective asphalt for roads. In sports applications, it is used for synthetic turf, track surfaces, and safety mats, providing excellent performance at a lower cost than alternative materials. Additionally, as the demand for sustainable products grows, the recycled rubber powder price has become even more competitive, with producers offering bulk discounts and incentives for large orders. Businesses looking to incorporate more eco-friendly materials into their products can benefit from the cost-effective nature of recycled rubber powder , while also contributing to the reduction of rubber waste. Uses of Crumb Rubber Powder: An Essential Material for Multiple Applications The uses of crumb rubber powder are incredibly diverse, making it a valuable commodity for several industries. One of the most popular uses of crumb rubber powder is in the creation of rubberized asphalt for road construction. This type of asphalt is more durable and resistant to wear, making it ideal for high-traffic areas. The inclusion of crumb rubber powder in asphalt also improves its ability to withstand extreme temperatures, reducing the need for frequent maintenance and repairs. Another common application of crumb rubber powder is in playground and sports surface construction. The powder is used to create shock-absorbing surfaces that reduce the risk of injuries during play or athletic activities. In addition, crumb rubber powder is used in the production of synthetic turf, creating a more durable and long-lasting product that mimics the look and feel of natural grass. In the automotive industry, crumb rubber powder is used as a component in tires, where it helps to enhance durability and performance. Additionally, it can be found in various rubber-based products, such as mats, seals, and gaskets, where it adds strength and resilience. As the demand for eco-friendly materials continues to grow, the uses of crumb rubber powder will only expand, offering a sustainable solution to industries that rely on rubber products. China F actory R ubber P owder FAQs What is rubber powder? Rubber powder is a fine material made from recycled rubber, often derived from used tires. It is processed into small particles and used in various applications, including construction, automotive, and sports industries. Where can I buy China factory rubber powder? You can buy high-quality China factory rubber powder from a wide range of suppliers online. Many suppliers offer customization options, allowing you to choose the specific size and composition of the powder you need for your project. What is a rubber powder grinding machine? A rubber powder grinding machine is a piece of equipment designed to break down larger pieces of rubber into fine particles. It plays a crucial role in ensuring that the rubber is processed to the desired consistency for various applications. How much does recycled rubber powder cost? The recycled rubber powder price varies depending on factors such as quality, processing methods, and order volume. However, it is generally considered an affordable material, especially when purchased in bulk. What are the uses of crumb rubber powder? The uses of crumb rubber powder are diverse, including applications in asphalt for road construction, playground and sports surfaces, automotive products, and synthetic turf. It provides durability, shock absorption, and enhanced performance in these industries. For more information or to order rubber powder for your projects, visit our website today and explore the wide range of products we offer.

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