Long Flow Phenolic Molding Compound , Paraformaldehyde Powder For Grinding Wheels
Brand Name:HONINGLITE
Model Number:F3620-5
Minimum Order Quantity:1000KGS
Payment Terms:T/T, L/C, D/P
Place of Origin:CHINA
Price:Negotiation
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Location:
Jiaxing Zhejiang China
Address:
ROOM212,HONINGXING GARDEN SOUTH, HONGXING RD.JIAXING CITY ZHEJIANG,CHINA
Supplier`s last login times:
within 27 hours
Product Details
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Product Details
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:
| Properties | Value | Test standard |
| Curing time @150°C | 85-105s | 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
Long Flow Phenolic Molding Compound , Paraformaldehyde Powder For Grinding Wheels
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