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Product Introduction:
       Metal 4 Probes are manufactured by high quality Tungsten steel needle and plastic, which can provide a stable and reliable data, the probes are according SEMI and ASTM standard.
 
Product Feature:
■ Stable: the shrinkage factor is lower than 0.3%,the swell factor is lower than 3*16-6.

■ mechanical factor: Tensile Strength>120MPa,bending strength>150MPa,flexural 
modulus>120GPa.
■ stable for high temperature,can be 180℃
■ Electrical Factor:Dielectric strength>1Kv/mm,Dielectric coefficient<4,Volume resistivity>106.
■ corrosion-resistant,fire resistance.
 
Technical information:
■ size : 8mm
■ distance between probes: 1±0.010mm
■ Probe material: high speed steel
■ pressure of probe: 5~8N
■ the length of probe outside:3mm
■ the resistance between probes:>109ohm
 

Customers:
LDK,Yiingli solar……