Low-Temperature (-15°C to 0°C) Fast-Curing Hardener for Industrial Repair Adhesives (Ecure-05 / Ecure-28 / Ecure-47) | Emergency Repair Adhesive for Metal & Ceramics - Shanghai Feimi Materials

Product Summary

Self-developed by Shanghai Feimi Materials, the Ecure-05 / Ecure-28 / Ecure-47 low-temperature fast-curing hardener series is a high-performance modified curing system engineered specifically for emergency industrial maintenance, rapid equipment repair, and fast structural reinforcement.
In industrial operations, unexpected machinery failure, pipe leaks, or structural cracking often lead to costly downtime. Traditional epoxy curing agents require lengthy cure times and struggle to build mechanical strength rapidly in low-temperature environments or emergency scenarios.
Utilizing advanced molecular modification and highly activated catalytic technology, the Ecure series achieves rapid curing within 30 minutes along with exceptional tensile lap shear strength and impact toughness. Beyond bonding strongly to metals, ceramics, and engineering plastics, this series offers a broad operating temperature range and excellent electrical insulation—providing a safe, highly efficient emergency repair solution for industrial machinery, electrical equipment, and pipeline systems.
The Ecure-05 / Ecure-28 / Ecure-47 series exhibits superior resin compatibility and wetting properties. It blends seamlessly with Bisphenol A and Bisphenol F epoxy resins as well as various functional fillers (such as metallic powders and quartz sand), making it ideal for formulating repair putties, structural adhesives, and pourable grouting compounds.

30-Minute Ultra-Fast Cure — Significantly Reduces Downtime:.Engineered with high catalytic activity, it rapidly triggers epoxy resin cross-linking in both ambient and sub-ambient temperatures. Builds functional handling strength within 30 minutes to maximize emergency repair efficiency.
High Tensile Shear Strength — Withstands Heavy Mechanical Loads:Formulates a dense cross-linked network enriched with polar groups that build strong chemical bonds with substrates. High lap shear strength ensures reliable performance under severe vibration, impact, and heavy loads during machinery operation.
Broad-Spectrum Adhesion — Compatible with Diverse Materials:Delivers outstanding wetting ability and adhesion to cast iron, steel, aluminum alloys, ceramics, glass, and common engineering plastics (ABS, PVC, etc.)—serving as a versatile, multi-purpose solution.
Superior Electrical Insulation & Broad Thermal Resistance:Features excellent dielectric strength and volume resistivity for safe insulation repair on electric motors and transformers. Maintains structural integrity across extreme cold and high-temperature operating conditions.

项目 / Parameter	Ecure-05	Ecure-28	Ecure-47
外观 appearance	琥珀色液体 Amber liquid	琥珀色液体 Amber liquid	琥珀色液体 Amber liquid
色泽(Gardner) Color	<11	<11	<11
粘度(25℃,mPa.s) viscosity	~600	~9000	~3000
活泼氢当量(g/mol) AHEW	108	87	185
适合使用量(NPEL-128:Ecflex) Recommended Use Level	100:55	100:45	100:100
Gel time(25℃ min) 10g	7	4	7
特点	Rapid curing at room temperature, high glass transition temperature, low viscosity, and low odor	Curing rapidly at low temperatures with a high glass transition temperature	Rapid curing at low temperatures, low odor, can be made into a 1:1 ratio

Industrial Machinery Emergency Repair: Ideal for fast wear repair and emergency overhaul of bearings, gears, journals, pump housings, and machine tool guideways.
Metal Structure Restoration & Reinforcement: Designed for quick filling, bonding, and structural reinforcement of blowholes, cracks, sand holes, and flaws in metal components, housings, and castings.
Electrical Equipment Maintenance: Suited for insulating sealing and repair fixation of motor fan blades, transformer enclosures, insulators, and electronic components.
Pipe Connection & Leak Sealing: Applied for fast jointing, anti-leak sealing, and pressure-stopping repairs on industrial pipelines, flanges, and valve interfaces.

Please refer to the SDS (Safety Data Sheet) for handling procedures and safety precautions.

Shelf Life: At least 12 months from the date of manufacture when stored in original unopened containers.
Storage Conditions: Keep tightly sealed in a cool, dark, and dry environment. Prevent contact with air and moisture.

Q1: What are the main differences between Ecure-05, Ecure-28, and Ecure-47, and how should I select the right grade? A: The three grades differ in reaction speed, mixed viscosity, and cured flexibility. Ecure-05 prioritizes ultra-fast reaction rates for small-area emergency repairs and leak-stopping; Ecure-28 offers a balanced pot life with good flowability and gap filling; Ecure-47 is optimized for higher impact toughness and electrical insulation. Shanghai Feimi’s technical team can provide tailored selection advice based on your specific application environment.
Q2: Can the Ecure series maintain its 30-minute fast-cure capability in cold environments (e.g., around 10°C)? A: Yes. The Ecure series incorporates low-activation-energy catalytic technology, enabling efficient reaction release even at reduced temperatures. For low-temperature applications, we recommend surface degreasing and rust removal prior to application to ensure optimum 30-minute strength development.
Q3: Does Shanghai Feimi Materials provide custom formulation support for adhesive manufacturers? A: Absolutely. Equipped with advanced fine chemical R&D laboratories, Shanghai Feimi offers custom hardener modification and technical formulation support to meet specific requirements regarding viscosity, thixotropic index (anti-sagging), exotherm peak control, and working time.