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Long Flow Phenolic Molding Compound , Paraformaldehyde Powder For Grinding Wheels

Categories Bakelite Phenolic Resin
Brand Name: HONINGLITE
Model Number: F3620-5
Place of Origin: CHINA
MOQ: 1000KGS
Price: Negotiation
Payment Terms: T/T, L/C, D/P
Supply Ability: 5000TONS PRT MONTH
Packaging Details: 25KGS BAG
Appearance: pale yellow powder
Package: 25kgs bag
Free phneol: low
Molecular weight distribution: Medium
Features3: Long Flow
Application: Grinding wheels
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    Long Flow Phenolic Molding Compound , Paraformaldehyde Powder For Grinding Wheels

    Bakelite Phenolic Resin Powder with Long Flow for Grinding Wheels

    Product description


    Bakelite Phenolic resins Powder are synthetic polymers formed as condensation products of phenols and aldehydes 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.They are not heat-sensitive.


    Application


    These resins are suited to both cold and hot compression molding for the production of a range of abrasive wheels, including those utilizing glass fabric prepregs for reinforcement.


    Specification:


    PropertiesValueTest standard
    Curing time @150°C85-105sGB/T24411-2009
    Flow Distance@125°C35-45mmGB/T24411-2009
    Free-phenol0.5-1.5%GB/T30773-2014
    hexa content8-10%ZJHM-QESP-01-2015
    Water content0.5-2.0%GB/T2683-2008
    Screening 200mesh/0.074mm99%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


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