Tel:+86-159-8020-2009     E-mail: fq10@fzfuqiang.cn
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Insulating Materials

For Safer Batteries and Stronger ESS

高新技术6

HIGH-TECH ENTERPRISE

CERTIFICATION

IATF16949

IATF 16949:2016 CERTIFIED MANUFACTURING SYSTEM

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ISO 9001& ISO 14001:2015 &

ISO 45001:2018

Explore New Energy Materials Technical Parameters & Standards

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Aerogel thermal barriers for EV batteries provide heat resistance and fire containment, featuring laser-cut contours with reinforced bonding to maintain structural reliability while enhancing safety and energy efficiency through certified manufacturing processes.


Aerogel TDS

PerformanceFQ Aerogel Series
Ceramic Fiber Aerogel FeltPAN Based Aerogel FeltWet Glass Fiber Aerogel Felt
Thickness1~10Mm1~10Mm0.5~6.0Mm
Wide1400±60Mm(Customized)1400±60Mm(Customized)1400±100Mm(Customized)
ColorWhiteBlackWhite
Maximum Operating Temperature650℃800℃(Anaerobic)650℃
Density280±30Kg/M3200±20Kg/M3200±20Kg/M3
Thermal Conductivity≤0.023W/M*K@25℃≤0.025W/M*K@25℃≤0.023W/M*K@25℃
≤0.030W/M*K@100℃≤0.030W/M*K@100℃≤0.030W/M*K@100℃
≤0.036W/M*K@300℃≤0.036W/M*K@300℃≤0.040W/M*K@300℃
≤0.072W/M*K@500℃≤0.072W/M*K@500℃≤0.071 W/M*K@500℃
Combustion LevelUL94-V0UL94-V0UL94-V0
Hydrophobicity>98%>98%>98%
BiosecurityRoHs/REACH/ELVRoHs/REACH/ELVRoHs/REACH/ELV
Insulation Effect1Mm:Min≥385℃; 2Mm:Min≥440℃1Mm:Min≥385℃; 2Mm:Min≥440℃Customized
Silicone foam solutions for battery systems offer cushioning and thermal management, providing flame-resistant properties with stable compression performance across operational temperature ranges. Precision die-cutting enables customized isolation components that absorb impacts and manage thermal propagation in EV and ESS applications through certified manufacturing.


Silicone foam TDS

Performance ItemsReference StandardsunitFQ Silicone Foam Series
FQ-SL-180TFQ-SL-370TFQ-SL-550T
DensityASTM D1056kg/m3180370550
HardnessGB/T 531.1Shore OO25 5070
25% compressive stressASTM D1056kPa12 80140
Tensile StrengthASTM D412kPa>105>300>500
ElongationASTM D412%>75>85>90
Water absorptionInternal methods%<5<5<5
Flame RetardantgradeUL94/V0V0V0
Environmental friendly/RoHSRoHSRoHSRoHS
Insulation resistanceGB/T 1408≥500≥500≥500
Thermal conductivityASTM C518W/(m·k)<0.06<0.09<0.11

※The above data represents the overall test averages. Please contact our company for additional product information.

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PC-based fire containment membranes for battery packs provide thermal isolation, featuring certified flame-resistant thin films with thermal and dielectric properties. These precision-cut components seal module interfaces while containing flame propagation, maintaining dimensional stability across operational temperature cycles.


PC Board TDS

PerformanceFQ PC Series
Density1.20-1.22g∕cm³
Water Absorption, 24hrs<0.35﹪
Tensile Strength7500PSI 52MPa
Elongation At Break>110﹪
Impact Strength (0.76mm)12ft-Ib 30J
Tear Strength>32g∕mil
Vicat Softening Point150℃
Dielectric Strength(0.25mm)1350V∕mil
Volume Resistivity 25°c, 50rh>1.0×1016Ω·cm
Film Thickness≥ 0.25 MmUL94 V-0

※The above data represents the overall test averages. Please contact our company for additional product information.

Mica-based electrical insulators for high-voltage battery systems provide dielectric protection, utilizing precision-engineered thin sheets with flame-resistant certification. These components establish thermal barriers between cells while maintaining arc resistance, custom-configured to accommodate diverse cell formats in EV and ESS applications under space-efficient designs.


Mica Pad TDS

PerformanceFQ Mica Series
MuscovitePhlogopite
Mica Content92%92%
Resin Content8%
Density1.8-2.45g/cm31.8-2.45g/cm3
Flexural Strength>200MPa>200MPa
Water Absorption<1%<1%
Electric Strength>20KV/mm>20KV/mm
Thermal Weight Loss at 500°C<1%<1%
Thermal Weight Loss at 700°C<2%<2%
Flame Retardant RatingUL94 V-0UL94 V-0

※The above data represents the overall test averages. Please contact our company for additional product information.

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EV Battery Solutions

ESS Protection

  • Specialized in product
  • Expertise in type
  • Superior to heart
  • Specialized in product
  • Expertise in type
  • Superior to heart

Support

Your Strategic Partner for Precision, Scale, and Reliability

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IATF 16949 Certified & Zero-Defect Management

We deliver critical safety components with a >99.8% pass rate, meeting the rigorous quality demands of global Tier 1 suppliers. PPAP, SPC, & FMEA processes are standard.

High-Volume Production, From Millions to GWh-Scale

With 12 intelligent production lines, we support monthly orders in the millions and meet the long-term, high-volume demands of GWh-scale energy storage projects.

Precision Processing for Complex Designs

Our 134 patented technologies enable burr-free, ±0.1mm precision die-cutting and multi-layer composite molding, solving common industry pain points and enabling complex designs.

Collaborative Engineering & Material Optimization

We are material experts, not just processors. Our engineers partner with you to select and customize the optimal silicone foam solution, balancing performance and cost-effectiveness.

Processing Capabilities

Our facilities deploy 8 specialized production lines with 50+ precision machines, ensuring every seal, pad, and barrier meets critical thermal and mechanical standards.
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1. Specialized Expertise in EV Battery & ESS Sealing Solutions

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Specializing in high-performance sealing, insulation, and thermal management solutions for EV batteries and ESS, ensuring safety and reliability. Our comprehensive product range includes: Silicone Foam Sealing Rings & Strips, Ceramic Silicone Rubber & Aerogel Pads, Fire-resistant Covers & Mica Sheets, Customized Buffering & Insulation Pads (EPP, PU, etc.).

2. Global Manufacturing Network & Multi-Process Expertis

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With 8 factories across China and 2 factories overseas, we provide a resilient and flexible supply chain for global EV leaders. Our integrated capabilities—from precision extrusion and molding to advanced die-cutting and foaming—allow us to be a one-stop solution for complex battery module and pack assemblies.
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3. Stringent Quality Assurance & Advanced Testing

规模化精密制造2.2
We understand the critical safety demands of the battery industry. Our in-house labs perform rigorous tests (including ozone resistance, material aging, and durability) to ensure every component delivers unmatched reliability, longevity, and performance under extreme conditions.

4. Proven Innovation & Co-Development with Industry Leaders

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Backed by 134 patents, our R&D team excels in material science, developing advanced rubber formulas and composite materials tailored for EV applications. We partner with top-tier clients from the design phase, offering 3D CAE analysis and co-engineering to optimize product performance and integration.
专利证书

Customer Success Partnership

FQ delivers end-to-end service excellence from prototype to mass production. Our dedicated engineering team provides 24/7 technical support, rapid DFM analysis within 8 hours, and flexible small-batch validation runs. Every project is backed by vertically integrated manufacturing and 100% traceability.

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Automotive industry experience

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Clients

Factory Size

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On-time Delivery Rate
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About us

FuQiang, founded in 2005, is a manufacturer specializing in high-performance automotive sealing and functional components. With 8 factories across China and 2 overseas facilities, we provide innovative solutions for EV battery systems, NVH, chassis, and wire harness applications. Our core strengths lie in advanced material R&D, precision manufacturing, and rigorous quality control, supported by 134 patents and international certifications including IATF 16949. Committed to "Future & Quality," we serve global clients and delivering reliability and excellence in every product.

Our Clients

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From Rapid Prototypes to Mass Production

精密模切机

Precision Die-Cutting

Clean edges and complex geometries with ±0.1mm tolerance.

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Compression Molding

Custom 3D shapes for integrated seals and components.

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Extrusion

Continuous profiles for custom-length seals and tubing.

Rapid Prototyping: Samples delivered in 1-2 weeks to accelerate your design validation cycle.

Agile Global Supply Chain, Localized for You

Reliable Delivery, Worldwide

Our distributed global network ensures supply chain redundancy and enables a 72-hour regional response. With six factories in China and bases in Uzbekistan, Thailand, and the U.S. (plus Mexico and Brazil under construction), we provide reliable, on-time delivery for your long-cycle projects while offering a significant cost advantage over local European or American suppliers.

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Start Your Custom Silicone Foam Project Today

Partner with an expert to solve your sealing, insulation, and fire safety challenges.
Our engineers are ready to assist.
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A technical specialist will respond within 24 hours
MORE ABOUT FQ
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CONTACT US

Wuchen 188, Dongtai Industrial Zone

Qingkou Town, Minhou County

Fuzhou, Fujian 350119 China

+86 15980202009 (WhatsApp)

+86 15980202009

fq10@fzfuqiang.cn

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We are specialized in producing rubberand foam products including extrusion, injectionmolding,curing molding,foam cutting,punching, lamination etc.
Contact Us
 Add: No. 188, Wuchen Road, Dongtai       Industrial Park, Qingkou Town,                 Minhou County
 WhatsApp: +86-137-0590-8278
 Tel: +86-137-0590-8278
 Phone: +86-591-2227-8602
 Email: fq10@fzfuqiang.cn
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