Product Details:
Payment & Shipping Terms:
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| Appearance: | Pale Yellow Powder | Package: | 25kgs Bag |
|---|---|---|---|
| Free Phneol: | Low | Molecular Weight Distribution: | High |
| Flow: | Short | Application: | Cut-off Wheels |
| High Light: | phenolic molding compound,phenolic resin powder |
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Bakelite Phenolic resins Powder are synthetic polymers obtained by the reaction of phenol with formaldehyde under acidic condition .It is novolac resin and milled into powder and re-mixed with Hexa. These resins require a curing agent often hexamethylenetetramine or hexa.
Application
Bakelite Phenolic resins Powder are suited to both cold and hot compression molding for the production of a range of cut-off wheels, including those utilizing glass fabric prepregs for reinforcement.Powdered resins with a short flow and low hexamine content give good cutting properties
Specification:
| Properties | Value | Test standard |
| Curing time @150°C | 90-110s | GB/T24411-2009 |
| Flow Distance@125°C | 35-45mm | GB/T24411-2009 |
| Free-phenol | 0.5-1.5% | GB/T30773-2014 |
| hexa content | 8-10% | ZJHM-QESP-01-2015 |
| Water content | 0.5-2.0% | GB/T2683-2008 |
| Screening 200mesh/0.074mm | 99% | GB/T24411-2009 |
Packing&Storage
the package is paper-plastics bag in 25KGS each one
The storage life of this product is several months in a cool and dry place in original closed bags
Contact Person: Mr. David Zhang
Tel: +86 573 8251 2625
Fax: 86-573-8332-9500
