| Customization: | Available |
|---|---|
| Material: | Organic Silicone |
| Application: | Household, Medical, Industrial, Agricultural |
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Silicone Potting Compounds: Advanced Protection for Modern Electronics
In today's rapidly evolving electronics industry, component protection is paramount. As devices grow more sophisticated and face harsher operating conditions, engineers demand solutions that ensure both performance and longevity. Silicone potting compounds have emerged as the gold standard for electronic encapsulation, offering unmatched defense against environmental and mechanical threats.
These specialized polymer-based materials are designed to form a resilient, protective barrier around sensitive components. Through precise pouring or injection processes, silicone potting compounds completely envelop electrical assemblies, creating:
Complete Environmental Sealing - Impervious barrier against moisture, dust, and corrosive agents
Superior Stress Absorption - Cushions against vibration and mechanical shock
Thermal Stability - Maintains integrity across extreme temperature ranges (-50°C to +200°C)
Electrical Insulation - High dielectric strength prevents current leakage and short circuits
Why Industry Leaders Choose Silicone Potting:
Adaptive Protection - Self-leveling formulations conform to complex geometries
Long-Term Reliability - Resists yellowing, cracking, and degradation over time
Process Efficiency - Cures at room temperature or with controlled heat acceleration
From automotive control units to industrial IoT devices, silicone potting compounds provide the critical protection needed in demanding applications. Our advanced formulations meet UL, RoHS, and REACH standards, ensuring global compliance for your products.
Engineered for electronics that can't afford to fail - discover the Dachuang Kehua difference.
Available in:
General purpose grades
Thermally conductive versions
Flame retardant formulations
Optical clarity options
Would you like to discuss your specific potting requirements? Our material engineers are ready to help.
Key Advantages vs. Competing Materials:
→ Better flexibility than epoxy resins
→ Superior temperature resistance vs. urethanes
→ Longer service life than acrylic compounds
Silicone potting compounds are engineered to deliver exceptional protection for electronic components exposed to demanding environments. Combining thermal stability, electrical insulation, and mechanical flexibility, these materials ensure long-term reliability across a wide range of industries.
Exceptional Thermal Stability
Operates effectively from -65°C to +250°C, withstanding peaks up to +300°C, making it ideal for high-temperature or thermally fluctuating environments.
Chemical & Moisture Resistance
Resists exposure to oils, acids, solvents, and humidity, providing robust protection in corrosive or wet conditions.
Flexibility Under Mechanical Stress
Maintains pliability at low temperatures, absorbing shock and vibration to prevent cracking and mechanical failure.
Outstanding Electrical Insulation
Offers high dielectric strength, ensuring protection against short circuits and enhancing safety in sensitive electronic assemblies.
Waterproof & Weatherproof
Forms a sealed barrier against moisture, dust, and environmental contaminants, suitable for both indoor and outdoor use.
Non-Corrosive & Non-Conductive
Safe for metals such as copper and suitable for delicate circuitry.
Platinum-Cured Formulation
Delivers high purity, low shrinkage, and excellent long-term stability.
User-Friendly Processing
Easy to mix, pour, and cure, with low odor and minimal shrinkage, ideal for intricate or confined component geometries.
Unmatched Reliability: Protects electronics in harsh, humid, or outdoor environments
Application Versatility: Trusted across automotive, aerospace, marine, and industrial electronics
Certified Safety: Meets demanding standards for thermal, electrical, and mechanical protection
Silicone potting compounds are the go-to choice for safeguarding critical electronics-ensuring performance, safety, and longevity in even the most challenging environments.
| Parameter | Typical Value | Description |
| Type | Two-Part RTV Silicone (Platinum-Catalyzed) | Room temperature vulcanizing (RTV), non-corrosive, odorless |
| Mixing Ratio (by volume) | 1:1 (Part A: Resin / Part B: Hardener) | Simple and consistent for manual or machine mixing |
| Viscosity (Mixed) | 1,000 - 4,000 cP | Low viscosity for deep pouring and gap-filling |
| Pot Life (Working Time) | 30 - 60 minutes (at 25°C) | Time available before mixture begins to set |
| Cure Time (Initial) | 4 - 6 hours (at 25°C) | Touch-dry surface formation |
| Full Cure Time | 24 - 48 hours (at 25°C) | Time to complete mechanical and electrical cure |
| Hardness (Shore A) | 40 - 60 Shore A | Firm yet flexible, similar to an eraser |
| Dielectric Strength | ≥ 20 kV/mm | Excellent electrical insulation properties |
| Volume Resistivity | ≥ 1×10¹4 Ω·cm | High electrical resistance for circuit protection |
| Thermal Conductivity | 0.2 - 0.4 W/m·K | Helps dissipate heat from electronic components |
| Operating Temperature Range | -65°C to +250°C (peak to 300°C) | Wide stability for harsh industrial environments |
| Shrinkage (Linear) | < 0.2% | Minimal shrinkage ensures form retention and seal integrity |
| Flame Retardancy | UL 94 V-0 (optional grade) | Available in flame-retardant formulations upon request |
| Color (Cured) | Opaque / Translucent / Custom | Visual inspection or cosmetic matching |
| Adhesion | Good adhesion to metals, plastics, ceramics | No primers required for many substrates |
| Storage Conditions | Cool, dry place (5-25°C), sealed container | Shelf life: 6-12 months (unopened) |
Dachuang Kehua's advanced production workflow ensures superior quality and performance in every batch of potting adhesive.
Base Components: High-purity silicone resins, curing agents, and performance-enhancing additives (flame retardants, stabilizers, pigments)
Precision Formulation: Materials are weighed and mixed in exact ratios to achieve target properties:
Optimal viscosity
Temperature resistance (-50°C to 250°C)
Electrical insulation
Uniform Blending: High-shear mixing under controlled temperature/pressure
Additive Integration: Custom pigments, thickeners, or specialty fillers added as required
Bubble Elimination: Vacuum processing ensures defect-free consistency
Vacuum Chamber Treatment: Removes 99%+ of trapped air to prevent:
Electrical voids
Thermal hotspots
Mechanical weaknesses
| Method | Use Case | Key Benefit |
|---|---|---|
| Molding | Complex parts (sensors, auto parts) | Perfect dimensional accuracy |
| Automated Dispensing | High-volume electronic components | Precise control to millimeter level |
Room Temperature Cure: 24-72 hour process for stress-free hardening
Heat Accelerated Cure: 60-150°C oven curing (30min-4hr) for rapid turnaround
Dual-Cure Systems: UV-initiated + thermal completion for hybrid applications
Performance Enhancement: Secondary heat treatment improves:
30% greater tensile strength
Enhanced chemical resistance
Superior thermal stability
Electrical Testing: 100% dielectric strength verification
Thermal Analysis: DSC/TGA for temperature resistance validation
Mechanical Tests: ASTM D412/D624 compliance checks
Oxygen-Moisture Barrier Bags with desiccant
Precision Dispensing Options:
• Cartridges (50ml-300ml)
• Bulk pails (5kg-20kg)
• Custom pre-mixed dual-component kits
Climate-controlled storage (15-25°C)
Global shipping with real-time temperature monitoring
Why Our Process Matters:
Zero Defect Policy: 100% batch traceability
IATF16949/ISO9001 Certified production
Custom Engineering Support from R&D to delivery
This controlled manufacturing process ensures our potting adhesives deliver:
• 10+ year service life in harsh environments
• UL94 V-0 flame resistance
• IP68 waterproof protection
Dachuang Kehua - Innovative Silicone Solutions for Modern Industry Challenges
Lightweight Sealing & Insulation Experts
Self-foaming technology - No external foaming agents required
Closed-cell structure - IP68-rated environmental protection
Flame-retardant variants - UL94 V-0 compliant options
Typical Applications:
▸ EV battery module sealing ▸ Industrial enclosure gaskets ▸ Aerospace vibration damping
Structural Integrity Meets Extreme Resistance
Ceramizing formulations - Withstand >1200°C flame exposure
Enhanced dielectric strength - Up to 25kV/mm insulation
Composite materials - Silicone-PTFE hybrids for unique properties
Typical Applications:
▸ High-voltage busbar insulation ▸ Turbine gaskets ▸ Automotive fire barriers
Precision Potting & Encapsulation Solutions
Self-leveling viscosity - Penetrates complex geometries
RTV cure chemistry - 1:1 ratio for simplified processing
Shock-absorbing formulations - 90% vibration damping efficiency
Typical Applications:
▸ Power electronics potting ▸ IoT sensor protection ▸ Military-grade component encapsulation
Delicate Component Protection Systems
Self-healing properties - Automatic repair of minor penetrations
Optical clarity grades - >92% light transmission
Ultra-low modulus - <0.1MPa for stress-free bonding
Typical Applications:
▸ Display panel cushioning ▸ Medical device interfaces ▸ Optical lens bonding
Application-Specific Formulations - Custom hardness, conductivity, and cure profiles
Industry Certifications - UL, RoHS, REACH, IATF 16949 compliant
Full Technical Support - From prototype to mass production
Engineered Silicone Solutions Powering:
Electric Vehicles | Aerospace Systems | Industrial Automation | Next-Gen Electronics
Let's develop your ideal silicone solution - contact our material engineers today.
Dachuang Kehua - Pioneering Silicone Material Innovations
As a leading high-tech enterprise, we unite elite silicone material experts to drive cutting-edge advancements through integrated R&D, production, and global sales. Our strategic collaborations with top research institutes and universities foster breakthrough innovations via joint laboratories and advanced research platforms.
We specialize in engineered silicone solutions for extreme performance:
Foamed Silicone - Lightweight sealing & cushioning
Thermally Conductive Silicone - Precision heat management
Silicone Potting Compounds - Robust electronic protection
High-Temperature Ceramicized Silicone - Fireproof insulation (1200°C+)
Specialty Silicone Adhesives - Advanced bonding solutions
Certified to IATF 16949 & ISO 9001 standards
UL/CUL UL157 certified with SGS-verified compliance
Meets EU RoHS 2.0 & REACH environmental regulations
Our materials enable innovation across critical sectors:
Transportation
▸ EV Batteries ▸ Charging Stations ▸ Aerospace ▸ High-Speed Rail
Energy & Infrastructure
▸ Energy Storage ▸ 5G Systems ▸ Outdoor Electrical ▸ Power Cabinets
Industrial & Consumer
▸ Drones ▸ Smart Appliances ▸ HVAC ▸ LED Lighting
Designed for demanding environments requiring:
✓ Environmental Sealing - IP68 waterproof/dustproof
✓ Thermal Management - 1-12 W/mK conductivity
✓ Fire Safety - V0 flame retardancy
✓ Durability - UV/chemical/weather resistance
✓ Precision Protection - Vibration damping & EMI shielding
Powering the future of mobility, energy, and connectivity with advanced material science.
Partner with us for:
→ Custom material formulations
→ Application-specific testing
→ Global technical support
Contact our engineering team to solve your most challenging material requirements.
Dachuang Kehua operates with state-of-the-art manufacturing and testing facilities, powered by the latest silicone technology. Our commitment to quality ensures stable, high-performance products-laying the foundation for long-term, win-win cooperation with our global partners.
Dachuang Kehua is IATF 16949 and ISO 9001 certified, with products approved under UL157 and SGS-tested. Fully RoHS 2.0 and REACH compliant, we deliver safe, reliable, and high-performance silicone solutions trusted worldwide.
| Product Type | Form | Packaging Options | Key Requirements |
|---|---|---|---|
| Potting Silicone (Two-Part RTV) |
Liquid (Part A & B) | • Dual-cartridge kits (50ml-400ml) • Plastic/aluminum pails (5kg,10kg) • Steel drums (20kg,200kg) |
• Clear 1:1 ratio labeling • Moisture-proof/UV-resistant containers • Include SDS & curing instructions |
| Solid Silicone (Sheets/Blocks) |
Cured/uncured rubber | • PE film/release paper wrapping • Corrugated cartons or wooden crates • Anti-static bags for custom parts |
• Store flat/rolled to prevent deformation • Mark hardness/thickness visibly • Use edge protectors |
| Foamed Silicone (Liquid or Solid) |
Pre-expanded/self-foaming | • Two-part sealed cans (liquid) • Release liner rolls (solid sheets) • Custom trays with separators |
• Airtight seals for uncured foam • Desiccant packs for humidity control • Avoid compression during tra |
Labeling:
Product name/grade | Batch # | Net weight | Cure time | Shelf life (MM/YYYY)
Protection:
Bubble wrap/foam inserts for fragile items
Honeycomb panels for international shipping
Storage:
Temperature: 5-25°C | RH <60%
Away from sunlight/heat sources
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