Payment Terms | T/T, L/C, D/P |
Supply Ability | 5000TONS PRT MONTH |
Packaging Details | 25KGS BAG |
Appearance | light yellow powder |
Package | 25 kg or 500 kg bag |
Type | chemical modified |
Feature | wear resistance |
Flow | Long |
Application | Friction |
Brand Name | HONINGLITE |
Model Number | P2324 |
Place of Origin | CHINA |
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Product Specification
Payment Terms | T/T, L/C, D/P | Supply Ability | 5000TONS PRT MONTH |
Packaging Details | 25KGS BAG | Appearance | light yellow powder |
Package | 25 kg or 500 kg bag | Type | chemical modified |
Feature | wear resistance | Flow | Long |
Application | Friction | Brand Name | HONINGLITE |
Model Number | P2324 | Place of Origin | CHINA |
High Light | phenolic resin ,hard plastic resin |
Novolac phenolic resins are oligomers (polymers with a few repeating units) synthesized by repeatedly linking phenolic (hydroxy-aromatic) monomers with aldehyde chemicals under the condition of acidic catalyst and a molar excess of phenol to formaldehyde. The majority of our phenolic resin are combinations of phenol (hydroxybenzene, C6H6O) and formaldehyde (methanal, CH2O), though specialized applications may require use of substituted phenols (e.g., cresols, resorcinol, cashew nutshell liquid distillate), or other aldehydes (e.g., furfural).
Application
Novolac Phenolic resin is the choice for composite friction materials: the pads, blocks, linings, discs and adhesives used in brake & clutch systems that create retarding or holding forces with application against a moving part. The inherently heat resistant phenolic resin carbonizes and chars at extreme service temperatures, it does not melt and smear like other polymer matrices. This property results in restored friction properties when the material cools and "recovers" from hard braking. Formulas for phenolic composite friction materials are combinations of friction and wear-controlling agents, reinforcing fibers and inert fillers blended with un-cured phenolic resin in an amount necessary to bond the other ingredients in place with sufficient strength and resiliency when finished. Judicious selection of the types and amounts of raw materials used allows for the optimization of performance with cost and consistency.
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 . Powdered Novolac Phenolic Resin with Hexamine for Friction Materials
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company
Year Established:
2014
Total Annual:
10000000-50000000
Employee Number:
>300
Ecer Certification:
Site Member
Established in 2014,HONING located in JIAXING CITY, where are in the one hour economic circle of Shanghai,Ningbo,Hangzhou. Our core team is specialized in chemicals with decades sales experience Our core business scope are Phenolic resin,Phenolic moulding compound, Novel biomaterials based on Cas... Established in 2014,HONING located in JIAXING CITY, where are in the one hour economic circle of Shanghai,Ningbo,Hangzhou. Our core team is specialized in chemicals with decades sales experience Our core business scope are Phenolic resin,Phenolic moulding compound, Novel biomaterials based on Cas...
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