Wuhan Honrepoxy Co.,Ltd
| Supply Ability | 3000tons per month |
| Packaging Details | 220kg in iron drums |
| Main raw material | Ephchlorohydrin,phenol-formaldehyde |
| Application | Heat resistance adhesives, coatings, laminates, composites,PCB inks, potting and encapsulation |
| Color | colorless or light Yellow |
| Appearance | semi-solid |
| Brand Name | HONREPOXY |
| Model Number | 638 |
| Place of Origin | China |
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Product Specification
| Supply Ability | 3000tons per month | Packaging Details | 220kg in iron drums |
| Main raw material | Ephchlorohydrin,phenol-formaldehyde | Application | Heat resistance adhesives, coatings, laminates, composites,PCB inks, potting and encapsulation |
| Color | colorless or light Yellow | Appearance | semi-solid |
| Brand Name | HONREPOXY | Model Number | 638 |
| Place of Origin | China | ||
| High Light | Ephchlorohydrin Novolac Epoxy Resin ，Novolac Epoxy Resin 638 ，638 High temperature Epoxy Resin | ||
Novolac Epoxy Resin 638 for heat resistance coatings
Novolac Epoxy Resin (638)
General description
638 is a semi-solid reaction product of epichlorohydrin and phenol-formaldehyde novolac. It has advantageous characteristics of good adhesion strength, excellent heat and chemical resistance because of its multi-functional groups in one molecule fully cross-linked. Therefore, it has excellent physical properties in addition to the basic reactivity of general Epoxy Resin.
Characteristic:
• High viscosity
• High temperature resistance
• Chemical resistance
• Good adhesion strength
• High mechanical strength
Typical applications:
•Heat resistant adhesives
•Hear resistant coatings
•Laminates
•Composite
•PCB inks
•Potting and Encapsulation
Typical properties:
| Property | Value |
| Appearance | Yellowish, Transparent, Semi-solid |
| Epoxy equivalent (g/mol) | 174-180 |
| Color (Gardner) | ≤ 1 |
| Chloride Content (ppm) | ≤5 |
| Hydrolyzable Content (ppm) | ≤300 |
| Volatile matter (ppm) | ≤500 |
| Viscosity ( cps,25°C) | H-K |
Storage:
Novolac Epoxy Resin (638) is supplied in bulk or in 220KG tight-head drums. The resin should be stored in dry place in its original closed packaging.
Shelf life is 12 months.
Company Details
Business Type:
Manufacturer,Agent,Exporter
Year Established:
2002
Total Annual:
30,000,000-50,000,000
Employee Number:
40~60
Ecer Certification：
Verified Supplier
Wuhan Honrel Chemical Technology Co.,Ltd established in 2002,is an enterprise whose main business is the research and development, production, sales, and application services of epoxy new materials; using advanced technology, perfect service, to serve the world's epoxy material customers . Our... Wuhan Honrel Chemical Technology Co.,Ltd established in 2002,is an enterprise whose main business is the research and development, production, sales, and application services of epoxy new materials; using advanced technology, perfect service, to serve the world's epoxy material customers . Our...
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