| 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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