导热系数测试 - DSC比热容测试 - 热膨胀系数测试

聚氨酯的导热系数测试:HC-074-200导热仪

Author:导热系数测试 - DSC比热容测试 - 热膨胀系数测试 From:www.receshi.com

     聚氨酯属于保温材料。包括聚氨酯泡沫材料、聚氨酯弹性体、聚氨酯防水材料、聚氨酯涂料、聚氨酯胶黏剂、生物医用材料。主要性质:密度:0.03~0.07g/cm3 ,拉伸强度:8.83~117kPa ,伸长率(%):150~300。弯曲强度:0.196MPa,导热系数:0.034~0.041W/(m.K)。熔点(℃):170~190。

     聚氨酯的导热系数测试,采用保护热板法、护热平板法。美国lasercomp进口仪器,型号:HC-074-200导热仪样品尺寸:宽100-300mm,长100-300mm,厚度1~100mm。测试过程如下:

 

Wednesday, June  01, 2005, Time 14:23

 

WinTherm32 Version  2.30.16

Instrument Program  Version 70

Instrument Serial  Number: 691

 

Sample Name:  sample-wanhua-3

Thickness:  19.717mm

[ 1415b, 141b ]

[  HC-074-200,2005-6-1 ]

Thickness obtained  : from instrument

 

TEST RUN

 

Calibration used :  1450b

Calibration read  from instrument

 

Number o

1

Number o

1

 

Number of  Setpoints: 2

Block Averages for  setpoint 1 in SI units

 

Tupper

Tlower

Qupper

Qlower

Lambda

[癈]

[癈]

[礦]

[礦]

[W/mK]

-ne-

12.68

30.39

4217

6644

0.1476

-ne-

15.01

35.01

-897

1015

0.02291

-te-

15.01

35.04

-977

941

0.02296

-te-

15.01

35.01

-981

940

0.02301

-pe-

15.01

35.02

-980

940

0.02298

-pe-

15.02

35.02

-981

938

0.02299

-pe-

15.02

35.02

-981

945

0.02306

 

Wednesday, June  01, 2005, Time 14:59

 

Setpoint

1

Setpoi

15.00

Setpoi

35.00

Temp

15.02

Cali

0.024182

Results Upper

0.02337 W/mK

Temp

35.02

Cali

0.024417

Results Lower

0.02265 W/mK

Perc

3.15%

 

Thermal  Equilibrium Criteria:

Temperat

0.2

Between

49

HFM Perc

2

Min Numb

4

Calculation Block

3

 

Block Averages for  setpoint 2 in SI units

 

Tupper

Tlower

Qupper

Qlower

Lambda

[癈]

[癈]

[礦]

[礦]

[W/mK]

-ne-

15.01

35.02

-984

931

0.02293

-te-

15.01

35.03

-980

940

0.02297

-pe-

15.01

35.01

-979

940

0.02299

-pe-

15.01

35.02

-979

943

0.02302

-pe-

15.02

35.02

-980

940

0.02299

 

Wednesday, June  01, 2005, Time 15:24

 

Setpoint

2

Setpoi

15.00

Setpoi

35.00

Temp

15.01

Cali

0.024182

Results Upper

0.02335 W/mK

Temp

35.02

Cali

0.024417

Results Lower

0.02264 W/mK

Perc

3.08%

 

Thermal  Equilibrium Criteria:

Temperat

0.2

Between

49

HFM Perc

2

Min Numb

4

Calculation Block

3

Results Table --  SI Units

 

 

Mean Tem

Upper Co

Lower Co

Average Cond

25.02

0.02337

0.02265

0.02301

25.01

0.02335

0.02264

0.023

 

 

 

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