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PI

Performance parameter 

Item

Test Standard or Instrument

Unit

JHPI-10

JHPI-20

JHPI-30

YS-20

JHTPI

Density

GB/T 1033

g/cm3

1.41

1.38

1.40-1.45

1.35-1.4

1.38

Tensile strength

GB/T 1040

Mpa

80

130

≧40

130

85

Elongation at break

GB/T 1040

%

≧7.0

≧8.0

≧3.5

≧7.0

≧7.0

Bending strength

GB/T 9341

Mpa

100

≧180

——

≧131

110

Compressive strength

GB/T 1041

Mpa

≧110

160

150

150

110

Lzod impact strength

GB/T 1043

kj/

40

150

≧12

170

NB

Glass transition temperature

GB/T 19466

——

364

330

——

230

Distortion temperature

GB/T 1643

350

340

——

239

250

Dielectric constant

GB/T 1409

——

——

3.7

3.4

3

——


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