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Quality Inspection for Fr4 Fiberglass Sheet - 3240 Epoxy phenol aldehyde Glassfiber laminated sheet – Xinxing

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Quality Inspection for Fr4 Fiberglass Sheet - 3240 Epoxy phenol aldehyde Glassfiber laminated sheet – Xinxing Detail:

Product Description

3240 Epoxy phenolic glass fiber laminated sheet(Grade A):This product is a laminated product made of electrical purposed alkali-free

glass cloth impregnated with epoxy phenolic resin by hot pressing.The thermostablity is grade B.It has good mechanical and dielectrical properties, it is widely used in motor ,electrical equipment as the insulating materials and components,and also suitable under wet environment  and transformer oil.

3240 Epoxy phenolic glass fiber laminated sheet(Grade B):This product is a laminated product made of electrical purposed alkali-free

glass cloth impregnated with epoxy phenolic resin by hot pressing.

Because 3240-B is cheaper than 3240-A and has good practicability, it is more common in the market. For further information, please kindly consult our sales person.

Compliance With Standards

In accordance with GB/T 1303.4-2009 electrical thermosetting resin industrial hard laminates – Part 4: epoxy resin hard laminates, IEC 60893-3-2-2011 insulating materials – electrical thermosetting resin industrial hard laminates – Part 3-2 of the individual material specification EPGC201.

Features

1.Good mechanical properties;
2.Good dielectrical properties; 3.Moisture resistance,suitable under wet enviroment and transformer oil.
4.Good machinability properties
5.Temperature resistance:Class B, 130℃

sbd

Application

1) Used in the mechanical performance requirements of a high motor, electrical equipment and insulating struct ral parts

2) ICT,ITE rule the processing of the insulation parts,test fixtures,silicon rubber keypads mold

3) Fixture plate , mold plywood,countertops grinding plate,packaging machines,comb,etc

Main Performance Index

NO. ITEM UNIT INDEX VALUE
01 Density g/cm³ 1.8-2.0
02 Water absorption % <0.5
03 Vertical bending strength MPa ≥340
04 Vertical compression strength MPa ≥350
05 Parallel impact strength (charpy type) KJ/m² ≥33
06 Tensile strength MPa ≥200
07 Vertical electric strength(in oil of 90℃±2℃) 1mm MV/m ≥14.2
2mm
≥11.8
3mm
≥10.2
08 Parallel breakdown voltage(in oil of 90℃±2℃) KV ≥35
09 Relative dielectric constant(50Hz) - ≤5.5
10 Dielectric dissiption factor(50Hz) - ≤0.04
11 Insulation Resistance after soaking(after soacking for 24hours) MΩ ≥5.0×104

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Quality Inspection for Fr4 Fiberglass Sheet - 3240 Epoxy phenol aldehyde Glassfiber laminated sheet – Xinxing detail pictures


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We have advanced equipment. Our products are exported to the USA, the UK and so on, enjoying a good reputation among customers for Quality Inspection for Fr4 Fiberglass Sheet - 3240 Epoxy phenol aldehyde Glassfiber laminated sheet – Xinxing, The product will supply to all over the world, such as: Benin, Oslo, Suriname, Our items are widely recognized and trusted by users and can meet continuously changing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
  • Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.
    5 Stars By Jo from Portugal - 2018.04.25 16:46
    We have worked with many companies, but this time is the best,detailed explanation, timely delivery and quality qualified, nice!
    5 Stars By Karl from Yemen - 2017.09.16 13:44

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