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Our Factory
Heze Yonghui Composite Materials Co., Ltd. specializes in the production of high-performance, specialty amine-based chemical products such as MDA, DDM, MOCA, PACM, MACM, MDA-60, etc.
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![Electrical Epoxy Resin]()
Electrical Epoxy ResinEpoxy Resin:YE-9111:100pbwview more
Curing Agent:YH-9111:100pbw
Filter:Microsillica powder:400-450pbw
Color paste:LC series:3pbw -
![Transformers Epoxy Resin Hardener]()
Transformers Epoxy Resin HardenerEpoxy Resin: YE-9112: 100pbwview more
Curing Agent: YH-9112: 100pbw
Filter: Microsilica powder: 400-450pbw
Color paste: LC series: 3pbw -
![Two-component Epoxy Resin]()
Two-component Epoxy ResinEpoxy Resin: YE-9222: 100pbwview more
Curing Agent: YH-9222: 100pbw
Filter: Microsilica powder(X10): 350-450pbw
Color paste: LC series: 3pbw -
![Injection Epoxy Resin]()
Injection Epoxy ResinEpoxy Resin: YE-9301: 100pbwview more
Curing Agent: YH-9301: 100pbw
Filter: Microsilica powder(X10): 350-400pbw
Color paste: LC series: 3pbw -
![Casting Epoxy Resin]()
Casting Epoxy ResinEpoxy Resin: YE-9302: 100pbwview more
Curing Agent: YH-9302: 100pbw
Filter: Microsilica powder(X10) : 350-400pbw
Color paste: LC series: 3pbw -
![Tranformer Epoxy Resin]()
Tranformer Epoxy ResinEpoxy Resin: YE-8111: 100pbwview more
Curing Agent: YH-8111: 100pbw
Filter: Microsilica powder(X10) : 300-400pbw
Color paste: LC series: 3pbw -
![Electrical Insulating Epoxy Resin]()
Electrical Insulating Epoxy ResinA component: YE-7001: 100pbwview more
B component: YH-7001: 100pbw -
![Transformer Raw Material]()
Why Choose Us
MODERN LABORATORIES
Our R&D center is equipped with advanced analytical tools (GC-MS, HPLC) and pilot-scale equipment, enabling formulation optimization for applications such as carbon fiber composites, oil pipeline coatings, and electronic potting adhesives.
TECHNICAL PARTNERSHIPS
Long-term collaborations with top universities drive innovation. We have secured multiple patents in liquid DDM derivatives and high-temperature curing agents for PI/PEI insulating lacquers.
CERTIFICATIONS
ISO 9001/14001 certifications and REACH compliance reflect our commitment to quality. Our R&D team, consisting of over 10 members (30% with PhD or Master’s degrees), ensures continuous innovation.
Specification
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YE-9301 Resin is a modified BPA epoxy resin |
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Items |
Unit |
Standard |
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Appearance |
Visual |
Transparent viscous liquid |
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Epoxy value |
Eq/kg |
4.8-5.2 |
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Viscosity (25℃) |
mPa.s |
4000-8000 |
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Density (25℃) |
g/cm³ |
1.10-1.20 |
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Vapor pressure(25℃) |
Pa |
＜0.01 |
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Flashing point |
℃ |
Approx.135 |
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YH-9301 Curing Agent is a liquid modified carboxylic anhydride curing agent |
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Items |
Unit |
Standard |
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Appearance |
Visual |
Pale yellow or slight yellow liquid |
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Viscosity (25℃) |
mPa.s |
400-800 |
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Density (25℃) |
g/cm³ |
1.15-1.25 |
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Vapor pressure(25℃) |
Pa |
Approx.0.5 |
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Flashing point |
℃ |
Approx.140 |
Key Features
Low-viscosity consistency for deep penetration of concrete cracks.
Good chemical resistance to protect concrete slabs and decks.
Resistance to creep and stress.
Low odor formulation.
Shrinkage free hardening.
High mechanical and fatigue strength.
Cures even under dynamic stress.
Test mode:
Mix. Ratio: YE-9301 Resin/YH-9301 curing agent/filter: 100/100/400
Curing conditions: 80℃*2hours+140℃*8hours
Ps.: The properties listed below are tested in accordance with national standards and are provided for customer reference only. Actual characteristics must be verified based on end-user's operational conditions.
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Properties |
Typical value |
Properties |
Typical value |
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Tg(DSC) |
90-110℃ |
Thermal conductivity |
0.8-0.9W/mk |
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Tensile strength |
60-85N/mm² |
Thermal decomposition temperature |
＞320℃ |
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Flexural strength |
100-130N/mm² |
Water absorption |
0.10-0.20%by wt. |
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Compressive strength |
140-180N/mm² |
Water absorption |
0.08-0.15%by wt. |
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Impact strength |
8-14kJ/m² |
Surface resistivity |
10⁴Q |
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Curing shrinkage |
0.7-0.9% |
Volume resistivity |
10"Q.cm |
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Flammability(4mm) |
HB degree |
Dielectric strength |
30kv/mm |
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Flammability(12mm) |
V1 degree |
Dielectric loss |
0.02 |
Our Certificate
FAQ
As one of the leading epoxy resin system manufacturers in China, we warmly welcome you to wholesale high-grade epoxy resin system for sale here from our factory. All chemicals are with high quality and competitive price.
