Premium silicone,PU,PVC ,Vermiculite coated Fiberglass Fabric &High silica fabric for Extreme Thermal Protection
Shandong Rondy Composite Materials Co., Ltd. is a specialized manufacturer and global exporter of high-performance fiberglass and composite materials. Leveraging China's premier industrial cluster and advanced manufacturing infrastructure, we deliver end-to- end solutions tailored for extreme industrial environments.
Operating under strict ISO9001, CE, and SGS quality frameworks, Rondy products are trusted in over 30 countries across Europe, the Americas, Middle East, and Southeast Asia. We support both standardized high- volume orders and fully customized OEM/ODM engineering solutions.
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Thermal Resistance 550°C to 1700°C continuous & peak performance |
Multi-Functional Fireproof, heat reflective, oil & water repellent |
Versatile Coatings Silicone, PU, PVC, Vermiculite & Alu Foil |
Custom Formats Custom roll widths, slitted tapes & cut blankets |

Thermal Insulation: Removable jackets, pipe wrapping, valve covers & HVAC duct sealing.
Welding & Spark Barriers: Welding habitat walls, welding blanket ,fire curtains, furnace door shields & metal splash protection.
Safety Gear & Shields: Flameproof partitions, emergency suits & EV battery thermal barriers.
Automotive & Aerospace: Exhaust thermal shields,aircraft engine heat shields & lightweight composites.
Metallurgy & Energy: Foundry casting protection blankets, kiln seals & transformer insulation layers.


| Material Series | Model Codes | Weight & Thickness | Operating Temp. | Primary Features & Benefits | Customization Options |
| Standard Filament Fiberglass | RD3732 RD3784 (HT800) RD3788 | High tensile strength, dimensionally stable, non-combustible base fabric for coating/laminating. | Roll width: 1.0m / 1.5m Length: 50m / custom Cut blankets available |
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| Texturized (Bulked) Fiberglass Fabric | RD2025 RDM24 RD1000 / RDM38 |
Voluminous structure with high air volume, excellent heat retention, soft, lightweight insulating layer. | Acrylic, Graphite, or Vermiculite treatments Roll width: 1000mm |
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| High Silica Fabric (SiO2≥96%) | RD400HS / RD600HS RD880HS / RD1200HS RD600HS-A (Vermiculite) |
Extreme temperature resilience, molten metal splash resistant, non-toxic, chemical resistant. | Uncoated, Vermiculite coated, or Silicone coated Width: 920/1000/1500mm |
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| Silicone Coated Fiberglass | RD7628ST / RD3732ST RD3784ST1 / RD3784ST2 RD600HS-S (Silica base) |
100% Water/oil proof, flexible, abrasion-resistant, anti-aging, excellent weatherproofing. |
Single or double- sided Grey, Red, Black, White Width: 1.0m - 1.5m |
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| PU Coated Fiberglass | RD3732PO / RD3732PT RD3784PT Wire-Reinforced PU |
Fray-free cutting, smoke-tight sealing, high wear resistance; optional stainless steel wire inside. |
sealing, high wear resistance; optional stainless steel wire inside. Grey finish Cut tapes (10cm, 12cm) Width: 1000/1200/1500mm |
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| PVC Coated Fiberglass | RD200PVC / RD430PVC RD666PVC / RD840PVC |
Heavy-duty waterproofing, weather barrier, high tear resistance, versatile industrial protection. | Orange, Grey, Green Custom sheet sizes & tarpaulin fabrication |
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| Aluminum Foil Laminated | RD200ALU / RD430ALU RD580ALU / RD780ALU |
Reflects >95% radiant heat, lightweight, durable thermal reflection barrier. | Bright Silver finish Roll width: 1.0m / 1.2m / 1.5m Slit strips available |
At Shandong Rondy Composite Materials Co., Ltd., we operate a modern, vertically integrated manufacturing facility specializing in high-performance fiberglass textiles and thermal protection solutions
Driven by continuous innovation and modern production infrastructure, we ensure precise quality consistency, rapid OEM/ODM delivery, and reliable worldwide shipping
Leverage our manufacturing powerhouse to empower your safety standards.
Integrated Manufacturing In-house yarn processing, weaving, and coating for strict quality control and optimal cost efficiency
Massive Scalable Capacity Modern industrial plant equipped with high-speed looms and coating lines for large-volume orders
Advanced Coating Technology Precision surface treatments (Silicone, PU, Vermiculite, Alu Foil) for maximum heat & wear resistance
Custom OEM Deep-Processing Heavy-duty industrial stitching and precision slitting for custom blankets, tapes, and expansion joints
Export-Grade Packaging Palletized, shrink-wrapped, and corner-protected packaging ensuring safe ocean transit to 30+ countries

Quick Steps
Step 1: Define Temperature Limits
• Up to 260°C (Water/Oil proofing): Choose Silicone Coated or PVC Coated Fabrics.
• Up to 550°C (General Industrial Insulation): Choose Standard/Bulked Fiberglass or PU Coated Fabrics.
• Up to 1000°C–1700°C (Extreme Heat & Molten Metal): Choose High Silica Fabrics (Plain or Vermiculite coated).
Step 2: Assess Working Environment
• Radiant Heat: Select Aluminum Foil Laminated Fabric (reflects >95% radiant heat).
• Outdoor/Moisture/Chemical Exposure: Select Silicone Coated or PVC Coated Fabrics.
• Heavy Welding Sparks & Molten Splash: Select Vermiculite Coated High Silica or Heavy Texturized Cloth.
Step 3: Evaluate Fabrication & Cutting Requirements
• For easy sewing/stitching without fiber fraying: Select PU Coated Fabric.
• For high mechanical tension & pressure resistance: Select Stainless Steel Wire Reinforced Fabric.
Step 4: Request Custom Specifications
• All fabrics can be tailored in roll widths (1000mm–1500mm), cut tapes (10cm, 12cm, etc.), or prefabricated finished blankets. All
products conform to ISO, ASTM, and EN standards.

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