幸运飞艇精准计划8码

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Specifications

 

      high temperature resistance

 

      High intensity,Flame-retardant grades to UL94-V0,high mechanical properties and dielectric

 

      properties,good heat resistance, good-smoothness,etc。

 

    fr4 epoxy material  is accordance with the following international standards:IEC60893 EPGC202

 

      NEMA LI-1:FR4/DIN 7735 HGW 2372.1/BS 3953 EP-4

 

       1).Thickness:0.1mm-100mm Size: 1030x1230mm,  1030*1030mm

 

       2)。Payment terms: T/T or L/C in sight

 

       3).Package: wooden pallet,Carton or according to customer requirements.

 

       4).Delivery time:10-20 days.

 

       5)。 standard color: yellow, green ,black,red, light green。brown,orange。

 

       6). We can also offer other colors  according to  the requirements of customers . 

 

 

Features

 

 

Item:UnitResult
Densityg/cm³1。9
standard color  yellow, green
Fire Retardancy Grade: --UL94-V0
Flame Resistance:°C170-180
Voltage Resistance(penetrating)KV/mm18
Voltage ResistanceKV/mm12
Arc ResistanceS60-80
Volume resistivity:Ω*cm10 ^6
Surface resitance:Ω*cm10 ^6
Compressive Strength(Vertical):MPA≥350
Compressive StrengthMPA≥300
Anti-impact intensityKJ/ m2 ≥33
Bending strengthkg/mm2≥340
Dielectric constant (1MHz) :/5.4
Adhesive strength:kg700-900
Compressive strength(Horizontal):kg/mm220-24

Water absorption rate:

%0。07-0。12

 

Production Process

 

 

 

 

Packaging & Shipping

 

 

 

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