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Pipe Flame Retardant Solutions

We have an excellent technical team, which can be designed according to customers requirements.

Specialized in PVC, CPVC, HDPE, PP, PVDF, and fiberglass-reinforced pipe materials.

In critical infrastructure like chemical plants, high-rise building risers, offshore oil/gas platforms, and fire sprinkler systems, flame-retardant pipes prevent catastrophic fire spread, toxic smoke release, and structural collapse. YINSU delivers customized solutions that meet ASTM E84 (Surface Burning), UL 94 (Material Ignition), FM 4910 (Industrial Pipe Fire Ratings), and EN 13501-1 (Euroclass) standards while maintaining pressure integrity and chemical resistance.

YINSU Flame Retardant Company engineers halogen-free, bromine-antimony, and mineral-based systems for:

  • -Chemical Transport Pipes: Resisting solvent permeation + flame spread

  • -Building Service Pipes: Low smoke density for occupied spaces

  • -High-Pressure Industrial Lines: Hydrostatic strength retention at fire temperatures


Pipe MaterialCritical ApplicationsTypical FR TypeYINSU FR Item No.
PVC/CPVC
(Pressure Pipe)		• Chemical drainage
• Fire sprinkler conduits
• Building HVAC risers		• Antimony replacement
• Red phosphorus		FR-03, ZS, ZHS
FRP-950X
HDPE
(Corrugated/Gas)		• Mining slurry lines
• Buried gas distribution
• Geothermal conduits		• Red Phosphorus
• Intumescent flame retardant		PEG-14
PQ-90E
Polypropylene
(PP-R/PP-H)		• Hot water pipes
• Industrial acid waste
• Compressed air lines		• Intumescent flame retardant
• Carbonizing flame retardant		PQ-90
ABS Drainage• High-rise soil stacks
• Laboratory waste systems		• Red phosphorus
• Halogen masterbatch
• Acoustic damping		ABS-P-20M
ABS-XT-22M

Custom pipe formulations?
Contact YINSU for pressure-rated FR solutions!

Pipe

  • The Corrugated Pipe Haven't Been Delivered Yet, But The Product Has Already Deteriorated in The Warehouse?
    The leaching of flame retardants from corrugated pipes causes surface whitening, frosting, and a decline in performance; the root cause lies in the poor compatibility between the flame retardants and the PE substrate. YinSu Flame Retardant Company offers PE-XT-141 non-leaching flame-retardant masterbatch and the FRP-950X red phosphorus flame-retardant solution, which address the leaching issue at its source and ensure long-term stability of flame-retardant performance.   Read More>
  • Fire-Retardant PVC Pipes: An Overlooked Market Opportunity
    GB 8624-2023 has included building piping materials within the scope of Class B1 flame retardancy. Rigid PVC pipes coated with 8 parts of red phosphorus can meet Class B1 requirements, while their ring stiffness and drop-weight impact resistance comply with GB/T 10002.1. Flame retardancy requirements for piping materials used in high-rise buildings, subways, and data centers are shifting from “optional” to “mandatory.”   Read More>
  • Passed The Flame-retardant Test But Failed in Production? YinSu Flame Retardant Company’s PE Bromine-antimony Masterbatch Solves The “passes Testing But Fails in Production” Dilemma.
    The PE-XT-141 bromine-antimony masterbatch, developed by Yinsu Flame Retardant Company, is a reactive and additive flame-retardant masterbatch that directly addresses the issue of “passing tests but failing on the production line.” This article introduces the product’s key selling points and answers several questions frequently asked by engineers.   Read More>
  • Beyond Shrinking: Solving Common Challenges in Flame Retardant Heat Shrink Tubing Formulation
    Let’s tackles core challenges in flame retardant heat shrink tubing formulation—balancing mechanical strength/electrical insulation, processing efficiency, RoHS/REACH compliance, and cost—for manufacturers. It spotlights YINSU’s solutions: high-efficiency options like FRP-950X encapsulated red phosphorus (achieving UL VW-1 compliance at 5–10wt% loading), surface-modified fillers, synergistic FR systems, and custom blends. A real EVA tubing case study shows 25% raw material cost cuts and 20% margin gains, helping engineers eliminate formulation trade-offs for high-performance, market-ready products.   Read More>
  • Choosing the Right Flame Retardant Heat Shrink: A Guide to Types, Standards, and Material Science
    This guide equips engineers and industry pros to select optimal flame retardant heat shrink tubing for high-stakes uses like NEV wiring and data centers. It dives into polymer types, halogen-free flame retardants (HFFR) mechanisms, and critical standards (UL VW-1, IEC 60695). Highlighting YINSU’s FRP-950X encapsulated red phosphorus—with low smoke/toxicity, stable processability, and RoHS/REACH compliance—it simplifies choosing safe, regulatory-aligned solutions to boost performance and safety.   Read More>
  • ​Formulation Design And Performance Considerations for Heat Shrink Tubing
    Unpacks key considerations for flame retardant heat shrink tubing formulation—a complex process balancing fire performance, mechanical strength, processability, and regulatory compliance. It highlights challenges like high additive loadings (e.g., ATH/MDH) harming tensile/elongation, and how compatibilizers (e.g., EBM terpolymer) mitigate this. It also covers processing needs (uniform additive dispersion, maintaining shrinkage stability) and critical regulatory shifts: RoHS/REACH compliance driving halogen-free adoption, and demand for low-smoke zero-halogen (LSZH) materials for enclosed spaces. For engineers/manufacturers, it’s a guide to optimizing formulations for performance, safety, and global standards.   Read More>
  • What Makes Heat Shrink Tubing Flame Retardant? The Ultimate Guide
    Core of flame retardant heat shrink tubing—key for aerospace, data centers, and EVs. It explains flame inhibition (gas-phase radical scavenging, condensed-phase char formation), compares traditional systems (bromine-antimony, red phosphorus) and advanced tech (IFRs, nanomaterials, halogen/red phosphorus-free solutions), and guides engineers/manufacturers to balance fire safety, performance, and RoHS/REACH compliance, helping select the right material for critical applications.   Read More>
  • Basic Properties And Applications of Polyethylene (PE)
    Exploring the application of PE materials in modern industry and their flame retardant needs emphasizes the importance of flame retardants in enhancing the safety and application scope of PE materials. Flame retardants such as 950X, PEG-131, PE-XT-20 and PEFP-482 launched by Guangzhou YINSU Flame Retardant have become the preferred solutions in the industry with their excellent flame retardant properties and processing performance.   Read More>
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Yinsu flame retardant is a factory, focuses on manufacturing non halogen, low smoke and non-toxic flame retardants for various of applications. 
We also supply tailor flame retardant solutions.
 
Office: No. 26, Kaitai Road, Huangpu District, Guangzhou City, Guangdong Province, China

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