material testing report mat9688 d39642€¦ · material testing report mat9688 d39642 prepared for:...

Material Testing Report

MAT9688

D39642

Prepared for:

Eastman Chemical Company

137 Regional Park Drive

Kingsport, TN 37660

USA

Prepared by:

Beaumont Advanced Processing

6100 West Ridge Rd

Erie, PA 16506

USA

Prepared on:

9 December, 2019

Report Created By:

David Schmidt

Materials Lab Engineer

9 December, 2019

© Beaumont Advanced Processing 2019. This report may not be reproduced.

Test results relate only to the item tested. Autodesk disclaims all warranties express or implied, including warranties of merchantability and fitness for a particular purpose. Beaumont Advanced Processing expressly disclaims all incidental and consequential damages that may arise from the use of this information.

Contents

Summary ......................................................................................................................... 4

Viscosity ........................................................................................................................ 10

Thermal conductivity ..................................................................................................... 16

Specific heat .................................................................................................................. 18

Pressure-Volume-Temperature ..................................................................................... 20

Shrinkage ...................................................................................................................... 23

Mechanical .................................................................................................................... 29

Elastic modulus and Poisson's ratio ........................................................................... 29

Shear modulus .......................................................................................................... 30

Nonlinear Mechanical Model .................................................................................... 31

Coefficient of linear thermal expansion .................................................................... 33

Mold verification ........................................................................................................... 34

Contact details .............................................................................................................. 37

mat9688 Summary

Beaumont Advanced Processing D39642 of 37

Summary

Description

Family name COPOLYESTERS (PETG)

Trade name D39642

Manufacturer Eastman Chemical Products

Family abbreviation PETG

Material structure Amorphous

Data source Beaumont Advanced Processing : pvT-Measured : mech-Measured

Date last modified 09-DEC-19

Date tested 09-DEC-19

Data status Non-Confidential

Material ID 68688

Grade code mat9688

Supplier code EASTMAN

Fibers/fillers Unfilled

Recommended Processing

Mold surface temperature 38.00 °C

Melt temperature 270.00 °C

Mold temperature range (recommended)

Minimum 25.00 °C

Maximum 50.00 °C

Melt temperature range (recommended)

Minimum 260.00 °C

Maximum 280.00 °C

Absolute maximum melt temperature 285.00 °C

Ejection temperature 90.00 °C

Maximum shear stress 0.41 MPa

Maximum shear rate 40000 1/s

Maximum shear stress and maximum shear rate values have been supplemented with generic estimates.

mat9688 Summary


Rheological Properties

Cross WLF Viscosity Model

n 0.1750

Tau 8.25976e+005 Pa

D1 3.69267e+010 Pa-s

D2 368.15 K

D3 0 K/Pa

A1 22.662

A2 51.600 K

Juncture loss method coefficients

C1 3.639e-009 Pa^(1-c2)

C2 1.506

Transition temperature

Ttrans 98.00 °C

Moldflow Viscosity Index VI(255)536

mat9688 Summary


Thermal Properties

Specific heat data

Temperature (T)

°C

Specific heat (Cp)

J/kg-°C

Heating/Cooling rate

°C/s

267.77 2319.1 -0.333

250.3 2271.4 -0.333

200.78 2116.3 -0.333

150.24 1960.8 -0.333

123.43 1866.7 -0.333

106.95 1802.6 -0.333

101.78 1738.8 -0.333

97.639 1663.5 -0.333

93.498 1599.1 -0.333

90.394 1561.4 -0.333

80.061 1481.3 -0.333

65.61 1410.0 -0.333

50.135 1338.8 -0.333

30.543 1239.5 -0.333

Thermal conductivity data

Temperature (T)

°C

Thermal conductivity

(k) W/m-°C

Heating/Cooling rate

°C/s

280.00 0.244 0.0

260.00 0.244 0.0

230.00 0.245 0.0

200.00 0.270 0.0

170.00 0.261 0.0

140.00 0.251 0.0

110.00 0.247 0.0

80.00 0.249 0.0

65.00 0.246 0.0

mat9688 Summary


PVT Properties

Melt density 1.0819 g/cm3

Solid density 1.2438 g/cm3

2-domain Tait PVT model coefficients

b5 371.20 K

b6 2.271e-007 K/Pa

b1m 0.000815 m3/kg

b2m 6.357e-007 m3/kg-K

b3m 2.41849e+008 Pa

b4m 0.004597 1/K

b1s 0.000815 m3/kg

b2s 1.500e-007 m3/kg-K

b3s 3.82041e+008 Pa

b4s 0.00001 1/K

b7 0.000e+000 m3/kg

b8 0.000e+000 1/K

b9 0.000e+000 1/Pa

mat9688 Summary


Mechanical Properties

Mechanical properties data Elastic modulus, 1st principal direction [E1] 1626.43 MPa

Elastic modulus, 2nd principal direction [E2] 1632.50 MPa

Poisson's ratio [v12] 0.4220


Shear modulus [G12] 574.200 MPa

Transversely isotropic coefficient of thermal expansion [CTE] data Alpha1 7.520e-005 1/°C

Alpha2 7.540e-005 1/°C

Nonlinear Mechanical property data

Sigma Zero 39.6987 MPa

N 3.66302

Alpha 1

Beta 1

Eig 0

Matrix Modulus 1473.28 MPa

Matrix Poisson’s Ratio 0.429

Fiber Modulus 0 MPa

Fiber Poisson’s Ratio 0

Maximum Von Mises matrix stress at failure 44.0229 MPa

A1 0 1/ MPa2

A2 0 1/ MPa2

A4 0 1/ MPa2

Temperature 23.0 C

Relative Humidity 50.0 %

Strain rate 0.000833 1/s

The nonlinear mechanical data are derived from RO Library Version 2.

mat9688 Summary


Shrinkage Properties

Corrected residual in-mold stress (CRIMS) model coefficients A1 0.676876

A2 -0.02717

A3 0.003842

A4 0.914057

A5 -0.074218

A6 0.003915

Residual strain model coefficients Parallel Perpendicular

A1 0.11834 0.11787

A2 0.12795 0.012258

A3 -0.000522 -0.000619

A4 6.3178e-009 2.3569e-008

A5 0.001619 0.002436

The shrinkage models shown above are valid for Autodesk Moldflow Insight 2018 Revision 2 and later. Shrinkage models for previous software versions are included in the 21000.udb file.

Filler Properties

Filler data Description Weight %

mat9688 Viscosity


Viscosity

Method: AMPL Test Method

Instrument: Arburg Allrounder 270S Injection Molding Machine

Test Specifications: Sample Form: Pellets

Pre-Processing: Dried at 80°C for 6 hours in a hopper dryer

Moisture Level: 0.0028 %

Capillary A: Length: 31.9693 mm

L/D: 15.98465

Die Entry Angle: 90 degrees

Capillary B: Length: 7.9731 mm

L/D: 3.98655

Die Entry Angle: 90 degrees

Barrel Diameter: 30 mm

Plastication Time: 20 sec

Dwell Time: 20 sec

Corrections: Bagley, Rabinowitsch and shear heating

Date Received: 11-NOV-19

Date Tested: 15-NOV-19

Operator’s Notes: Testing was performed per standard testing procedures. No anomalies were noted during testing.

mat9688 Viscosity


Apparent Viscosity Data

Temperature

(°C)

Apparent Shear Rate

(sec-1)

Apparent Viscosity (Pa-s)

Die Diameter

(mm)

Die L/D (-)

263.8 201 974.58 2.00 15.99

263.8 317 862.04 2.00 15.99

264.2 25704 55.80 2.00 15.99

264.3 19200 69.61 2.00 15.99

264.8 779 596.50 2.00 15.99

264.8 1351 441.70 2.00 15.99

265.8 2601 285.99 2.00 15.99

267.6 12808 94.09 2.00 15.99

268.8 196 850.77 2.00 15.99

268.8 326 739.18 2.00 15.99

268.8 6496 155.71 2.00 15.99

268.8 25671 53.63 2.00 15.99

269.8 783 539.71 2.00 15.99

269.8 1349 411.75 2.00 15.99

269.8 2600 271.82 2.00 15.99

269.8 32202 45.42 2.00 15.99

271.6 12803 89.09 2.00 15.99

272.8 6476 145.76 2.00 15.99

273.8 203 705.81 2.00 15.99

273.8 320 654.17 2.00 15.99

273.8 785 483.33 2.00 15.99

273.8 25672 51.80 2.00 15.99

274.8 1351 377.27 2.00 15.99

274.8 2595 255.32 2.00 15.99

276.6 12787 88.13 2.00 15.99

277.8 6487 135.98 2.00 15.99

278.8 204 591.86 2.00 15.99

278.8 316 562.48 2.00 15.99

278.8 777 435.02 2.00 15.99

278.8 25700 51.61 2.00 15.99

278.8 52169 29.52 2.00 15.99

279.8 1348 343.75 2.00 15.99

279.8 2601 238.66 2.00 15.99

281.8 6488 127.84 2.00 15.99

283.0 12811 83.80 2.00 15.99

267.0 201 778.15 2.00 3.99

267.0 317 733.83 2.00 3.99

268.0 779 534.86 2.00 3.99

270.0 1351 411.64 2.00 3.99

271.0 19200 67.90 2.00 3.99

271.0 25704 53.79 2.00 3.99

271.1 12808 92.91 2.00 3.99

273.0 196 662.23 2.00 3.99

273.0 326 611.30 2.00 3.99

mat9688 Viscosity


Temperature

(°C)

Apparent Shear Rate

(sec-1)

Apparent Viscosity (Pa-s)

Die Diameter

(mm)

Die L/D (-)

273.0 2601 278.30 2.00 3.99

274.0 783 478.29 2.00 3.99

276.0 1349 379.52 2.00 3.99

276.1 25671 51.05 2.00 3.99

276.7 6496 151.45 2.00 3.99

277.0 32202 42.04 2.00 3.99

277.7 12803 89.11 2.00 3.99

278.0 320 536.96 2.00 3.99

278.0 2600 262.23 2.00 3.99

279.0 203 546.78 2.00 3.99

279.0 785 427.85 2.00 3.99

281.0 1351 343.94 2.00 3.99

281.0 6476 145.00 2.00 3.99

281.0 25672 49.99 2.00 3.99

282.0 12787 84.92 2.00 3.99

283.0 316 463.44 2.00 3.99

283.0 2595 243.38 2.00 3.99

284.0 204 468.55 2.00 3.99

284.0 777 379.43 2.00 3.99

285.0 1348 309.72 2.00 3.99

286.0 6487 136.98 2.00 3.99

286.0 25700 47.97 2.00 3.99

286.1 12811 80.93 2.00 3.99

287.0 52169 23.15 2.00 3.99

288.0 2601 223.79 2.00 3.99

290.0 6488 129.49 2.00 3.99

mat9688 Viscosity


Calculated Viscosity

Temperature

(°C)

Shear Rate (sec-1)


(Pa-s)

263.8 317 723.72

263.8 201 805.45

264.2 25704 56.12

264.3 19200 70.32

264.8 779 525.96

264.8 1351 408.93

265.8 2601 281.93

267.0 317 684.27

267.0 201 757.67

267.6 12808 93.83

268.0 779 502.80

268.8 6496 152.00

268.8 196 736.24

268.8 25671 54.85

268.8 326 658.01

269.8 2600 271.59

269.8 32202 45.73

269.8 783 489.28

269.8 1349 385.65

270.0 1351 384.44

271.0 19200 67.82

271.0 25704 54.17

271.1 12808 91.92

271.6 12803 91.70

272.8 6476 148.08

273.0 196 680.83

273.0 326 612.46

273.0 2601 263.19

273.8 320 607.75

273.8 25672 53.49

273.8 203 667.45

273.8 785 462.50

274.0 783 461.50

274.8 1351 363.42

274.8 2595 259.14

276.0 1349 358.42

276.1 25671 52.88

276.6 12787 89.15

276.7 6496 143.77

277.0 32202 44.16

277.7 12803 88.50

277.8 6487 142.84

mat9688 Viscosity


Temperature

(°C)

Shear Rate (sec-1)


(Pa-s)

278.0 320 566.27

278.0 2600 251.24

278.8 52169 29.98

278.8 25700 52.14

278.8 777 433.44

278.8 204 609.57

278.8 316 560.26

279.0 203 607.95

279.0 785 430.72

279.8 2601 247.03

279.8 1348 343.15

281.0 6476 139.86

281.0 25672 51.62

281.0 1351 338.11

281.8 6488 138.95

282.0 12787 86.44

283.0 12811 85.87

283.0 2595 239.99

283.0 316 523.27

284.0 204 557.31

284.0 777 404.23

285.0 1348 323.27

286.0 6487 135.00

286.0 25700 50.35

286.1 12811 84.37

287.0 52169 28.94

288.0 2601 228.92

290.0 6488 131.38

mat9688 Viscosity


Rheological Data

Cross WLF Viscosity Model

n 0.1750

Tau 8.25976e+005 Pa

D1 3.69267e+010 Pa-s

D2 368.15 K

D3 0 K/Pa

A1 22.662

A2 51.600 K

Juncture loss method coefficients

C1 3.639e-009 Pa^(1-c2)

C2 1.506

1.0E+0

1.0E+1

1.0E+2

1.0E+3

1.0E+4

1.0E+1 1.0E+2 1.0E+3 1.0E+4 1.0E+5

Vis

cosi

ty (

Pa

-s)

Shear rate (1/s)

Viscosity vs shear rate

T = 260 °C T = 270 °C T = 280 °C

mat9688 Thermal conductivity


Thermal conductivity

Method: ISO 22007-2, Plastics - Determination of thermal conductivity and thermal diffusivity - Part 2: Transient plane heat source (hot disc) method

Instrument: Hot Disk TPS 2500 S Thermal Constants Analyser

Test Specifications: Sample Form: 19 mm disks (2) machined from molded plaque

Pre-Processing: N/A

Moisture Level: DAM (Dry as Molded)

Sensor Specification Hot Disk 5465 3.189mm Kapton sensor

Measurement Time 20 sec

Heating Power 30 mW


Date Tested: 04-DEC-19


mat9688 Thermal conductivity


Thermal conductivity data

Temperature (T) °C

Thermal conductivity (k) W/m-°C

Heating/Cooling rate °C/s

280.00 0.244 0.0

260.00 0.244 0.0

230.00 0.245 0.0

200.00 0.270 0.0

170.00 0.261 0.0

140.00 0.251 0.0

110.00 0.247 0.0

80.00 0.249 0.0

65.00 0.246 0.0

0.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0 50 100 150 200 250 300

Ther

mal

co

nd

uct

ivit

y, k

(W

/m-°

C)

Temperature (°C)

Thermal conductivity vs temperature

mat9688 Specific heat


Specific heat

Method: ASTM E 1269, Standard Test Method for Determining Specific Heat Capacity by Differential Scanning Calorimetry ASTM D 3418, Standard Test Method for Transition Temperatures and Enthalpies of Fusion and Crystallization of Polymers by Differential Scanning Calorimetry

Instrument: TA Instruments Discovery Differential Scanning Calorimeter




Initial Temperature: 280°C

Final Temperature: 20°C

Cooling Rate: -20°C/min

Equilibrium Time: 3 min

Sample holder material: Aluminum

Sample holder volume: 40 µl

Sample holder mass: 53 mg (pan+lid)

Purge gas: 99.99% pure nitrogen

Purge gas flow rate: 50 ml/min




mat9688 Specific heat


Specific heat data

Temperature (T)

°C

Specific heat (Cp)

J/kg-°C

Heating/Cooling

rate °C/s

267.77 2319.1 -0.333

250.3 2271.4 -0.333

200.78 2116.3 -0.333

150.24 1960.8 -0.333

123.43 1866.7 -0.333

106.95 1802.6 -0.333

101.78 1738.8 -0.333

97.639 1663.5 -0.333

93.498 1599.1 -0.333

90.394 1561.4 -0.333

80.061 1481.3 -0.333

65.61 1410.0 -0.333

50.135 1338.8 -0.333

30.543 1239.5 -0.333

Ttrans 98.00 °C

Ejection temperature 90.00 °C

0

500

1000

1500

2000

2500

0 50 100 150 200 250 300

Spec

ific

hea

t, C

p (

J/kg

-°C

)

Temperature (°C)

Specific heat vs temperature

mat9688 Pressure-Volume-Temperature


Pressure-Volume-Temperature

Method: High Pressure Indirect Dilatometry Instrument: Gnomix pvT Apparatus Test Specifications:

Sample Form: Molded Plaque

Pre-Processing: Not required

Scan type: Isothermal Cooling






pvT Experimental Data

Temperature (°C)

Pressure (MPa)

0MPa 50MPa 100MPa 150MPa 200MPa

39.17 0.8062 0.7981 0.7902 0.7831 0.7763

41.36 0.8066 0.7990 0.7914 0.7844 0.7776

54.87 0.8096 0.8013 0.7936 0.7865 0.7796

68.85 0.8125 0.8040 0.7959 0.7886 0.7816

82.79 0.8157 0.8067 0.7985 0.7909 0.7837

97.43 0.8196 0.8094 0.8007 0.7929 0.7855

112.10 0.8255 0.8125 0.8029 0.7948 0.7872

126.40 0.8316 0.8167 0.8057 0.7969 0.7890

141.60 0.8382 0.8219 0.8095 0.7994 0.7910

157.00 0.8456 0.8276 0.8144 0.8034 0.7939

172.40 0.8531 0.8337 0.8196 0.8076 0.7973

188.50 0.8619 0.8404 0.8253 0.8128 0.8017

203.90 0.8756 0.8507 0.8336 0.8200 0.8083

219.30 0.8956 0.8673 0.8480 0.8328 0.8198

234.80 0.9094 0.8796 0.8598 0.8434 0.8299

250.20 0.9193 0.8866 0.8659 0.8492 0.8349

260.40 0.9247 0.8910 0.8698 0.8526 0.8381

270.50 0.9304 0.8954 0.8734 0.8560 0.8412

284.40 0.9370 0.9001 0.8758 0.8576 0.8425



Melt density 1.0819 g/cm3

Solid density 1.2438 g/cm3

2-domain Tait PVT model coefficients

b5 371.20 K

b6 2.271e-007 K/Pa

b1m 0.000815 m3/kg

b2m 6.357e-007 m3/kg-K

b3m 2.41849e+008 Pa

b4m 0.004597 1/K

b1s 0.000815 m3/kg

b2s 1.500e-007 m3/kg-K

b3s 3.82041e+008 Pa

b4s 0.00001 1/K

b7 0.000e+000 m3/kg

b8 0.000e+000 1/K

b9 0.000e+000 1/Pa

0.73

0.78

0.83

0.88

0.93

0.98

20 70 120 170 220 270

Spec

ific

vo

lum

e (c

m^3

/g)

Temperature (°C)

Specific volume vs temperature

0 MPa 50 MPa 100 MPa 150 MPa 200 MPa

mat9688 Shrinkage


Shrinkage

Method: AMPL Shrinkage Test Method (QOP-17-M)

Instrument: Krauss Maffei KM160-750CX Injection molding machine Test mold inscribed with a fine grid pattern Temperature and Humidity Controlled Room OGP Smartscope Flash 400 metrology system




Date Molded: 15-NOV-19

Post-Processing: Conditioned at 23°C / 50% relative humidity for 7 days

Date Measured: 03-DEC-19

Shrinkage Data Correlated With: Moldflow Insight 2018 Revision 2

Default Shrinkage Model: Residual Stress (CRIMS)


Operator’s Notes: Testing was performed per standard testing procedures. No anomalies were noted during testing. Shrinkage measurements have been corrected to account for mold thermal expansion. Data for some process conditions may have been removed in the determination of the favored model.

mat9688 Shrinkage


Shrinkage Experimental Data

Process Condition

Melt Temperature

(°C)

Mold Temperature

(°C)

Flow Rate (cc/sec)

Part Thickness (mm)

Packing Pressure

(MPa)

Packing Time (sec)

Cooling Time (sec)

1 279.9 37.6 28.2 2 47.3 18 10

2 283.5 40.0 27.6 2 80.8 18 10

3 284.4 39.7 25.9 2 113.9 18 10

4 282.5 38.5 11.0 2 80.7 18 10

5 284.4 40.2 41.0 2 80.8 18 10

6 261.3 40.0 40.0 3 37.6 26 10

7 261.1 39.5 41.8 3 71.3 26 10

8 259.3 41.3 38.4 3 104.2 26 10

9 259.4 40.3 19.2 3 71.2 26 10

10 260.2 40.4 60.1 3 71.3 26 10

11 271.4 37.2 40.0 3 37.5 28 10

12 270.9 38.1 40.9 3 76.0 28 10

13 274.9 35.4 37.0 3 112.9 28 10

14 269.7 38.7 19.4 3 75.8 28 10

15 269.8 38.5 64.1 3 76.1 28 10

16 267.9 38.4 46.2 5 46.8 28 10

17 268.8 37.6 50.6 5 71.0 28 10

18 269.4 37.2 47.6 5 94.9 28 10

19 269.8 37.7 27.0 5 70.8 28 10

20 269.7 37.5 70.8 5 71.0 28 10

21 281.1 38.1 41.8 3 37.5 27 10

22 281.3 38.8 39.2 3 61.5 27 10

23 280.4 38.1 40.0 3 85.5 27 10

24 279.5 39.7 20.4 3 61.4 27 10

25 279.2 38.3 64.1 3 61.6 27 10

mat9688 Shrinkage


Part Shrinkage

Process Condition Average Measured Parallel

Average Measured Perpendicular

Average Predicted Volumetric

1 0.612% 0.640% 4.994%

2 0.505% 0.523% 3.393%

3 0.314% 0.342% 2.177%

4 0.563% 0.574% 3.340%

5 0.476% 0.490% 3.372%

6 0.604% 0.676% 4.017%

7 0.554% 0.555% 2.587%

8 0.389% 0.422% 1.488%

9 0.549% 0.584% 2.637%

10 0.546% 0.566% 2.586%

11 0.603% 0.710% 3.949%

12 0.542% 0.541% 2.372%

13 0.271% 0.289% 1.160%

14 0.537% 0.563% 2.422%

15 0.508% 0.533% 2.361%

16 0.690% 0.764% 4.606%

17 0.613% 0.681% 3.685%

18 0.509% 0.626% 2.879%

19 0.626% 0.679% 3.680%

20 0.627% 0.683% 3.694%

21 0.595% 0.740% 3.881%

22 0.556% 0.558% 2.856%

23 0.447% 0.483% 2.009%

24 0.577% 0.565% 2.902%

25 0.560% 0.574% 2.846%

mat9688 Shrinkage


Residual Stress Coefficients

Corrected residual in-mold stress (CRIMS) model coefficients

A1 0.676876

A2 -0.02717

A3 0.003842

A4 0.914057

A5 -0.074218

A6 0.003915

Residual Strain Coefficients

Parallel

Coefficient Lower Limit Upper Limit Centroid

1 0.11834 0.00803 0.05744 0.029272

2 0.12795 0.000685 0.006939 0.004092

3 -0.000522 0.009859 3.9863 1.3131

4 6.3178e-009 3995.00 1.57520e+005 57902.00

5 0.001619 0 0 0

Perpendicular

Coefficient Lower Limit Upper Limit Centroid

1 0.11787 0.00803 0.05744 0.03023

2 0.012258 0.000685 0.00719 0.004276

3 -0.000619 0.009859 3.9863 1.2983

4 2.3569e-008 1490.20 46257.00 21107.00

5 0.002436 0 0 0

The shrinkage models shown above are valid for Autodesk Moldflow Insight 2018 Revision 2 and later. Shrinkage models for previous software versions are included in the 21000.udb file.

Observed Shrinkage

Observed nominal shrinkage

Parallel 0.535%

Perpendicular 0.574%

Observed shrinkage

Minimum Parallel 0.271%

Maximum Parallel 0.690%

Minimum Perpendicular 0.289%

Maximum Perpendicular 0.764%

mat9688 Shrinkage


Residual Stress Plots

0.00%

0.10%

0.20%

0.30%

0.40%

0.50%

0.60%

0.70%

0.80%

0 5 10 15 20 25

Shri

nka

ge (%

)

Process conditions

Parallel shrinkage

Experimental value Predicted (with CRIMS) Predicted (without CRIMS)

0.00%

0.10%

0.20%

0.30%

0.40%

0.50%

0.60%

0.70%

0.80%

0.90%

0 5 10 15 20 25 30

Shri

nka

ge (%

)

Process conditions

Perpendicular shrinkage

Experimental value Predicted (with CRIMS) Predicted (without CRIMS)

mat9688 Shrinkage


Residual Strain Plots

0.00%

0.10%

0.20%

0.30%

0.40%

0.50%

0.60%

0.70%

0.80%

0 10 20 30 40 50 60 70 80 90

Shri

nka

ge (%

)

Process conditions

Parallel shrinkage

Experimental Prediction

0.00%

0.10%

0.20%

0.30%

0.40%

0.50%

0.60%

0.70%

0.80%

0.90%

0 10 20 30 40 50 60 70 80 90 100

Shri

nka

ge (%

)

Process conditions

Perpendicular shrinkage

Experimental Prediction

mat9688 Mechanical


Mechanical

Elastic modulus and Poisson's ratio

Method: ASTM D 638, Standard Test Method for Tensile Properties of Plastics ASTM E 132, Standard Test Method for Poisson's Ratio at Room Temperature

Instrument: MTS Sintech 5/G Universal Testing Machine

Test Specifications: Specimens Tested: 8 (per direction)

Pre-Processing: 23°C +/-2°C at 50% +/-5% relative humidity for a minimum of 40 hours

Sample Form: Machined from molded plaques

Test Speed: 5 mm/min




Elastic modulus

Elastic modulus, 1st principal direction [E1] 1626.43 MPa

Elastic modulus, 2nd principal direction [E2] 1632.50 MPa

Poisson's ratio



mat9688 Mechanical


Shear modulus

Method: ASTM D 638, Standard Test Method for Tensile Properties of Plastics


Test Specifications: Specimens Tested: 8






Operator’s Notes: Shear modulus is calculated using orthotropic elasticity from the tensile modulus measured on a sample cut at an angle of 45° with the flow direction. Testing was performed per standard testing procedures. No anomalies were noted during testing.

Shear modulus

Shear modulus [G12] 574.200 MPa

mat9688 Mechanical


Nonlinear Mechanical Model

Method: ASTM D 638, Standard Test Method for Tensile Properties of Plastics


Test Specifications: Specimens Tested: 8 (per direction)







Ramberg Osgood Parameter (Tension)

Sigma Zero 39.6987 MPa

n 3.66302

Alpha 1

Beta 1

Eig 0

Matrix Modulus 1473.28 MPa

Matrix Poisson’s Ratio 0.429

Fiber Modulus 0 MPa

Fiber Poisson’s Ratio 0

Maximum Von Mises matrix Stress at failure 44.0229 MPa

A1 0 1/MPa2

A2 0 1/MPa2

A4 0 1/MPa2

Temperature 23.0 C

Relative Humidity 50.0 %

Strain Rate 0.000833 1/s

The nonlinear mechanical data are derived from RO Library Version 2.

mat9688 Mechanical


0

5

10

15

20

25

30

35

40

45

50

0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08

Stre

ss (

MP

a)

Strain (-)

Nonlinear Mechanical Stress vs Strain

0° Measured 0° Fitted

mat9688 Mechanical


Coefficient of linear thermal expansion

Method: QOP-11, Coefficient of Linear Thermal Expansion of Plastics

Instrument: Quartz tube dilatometer per ASTM

Test Specifications: Specimens Tested: 2 (per direction): test repeated 2 times per specimen



Specimen Geometry: Rectangular, 8mm x 50mm, full thickness

Temperature Range: 0°C to 60°C




Transversely isotropic coefficient of thermal expansion [CTE] data

Alpha 1 7.520e-005 1/°C

Alpha 2 7.540e-005 1/°C

mat9688 Mold verification


Mold verification

Method: AMPL Mold Verification Test Method (QOP-16-M)

Instrument: Krauss Maffei KM160-750CX Injection molding machine









2mm tag die

Experiment Number

Flow Rate (cc/sec)

Melt Temperature

Mold Temperature

Cyc0042 13.4 281.5 39.1

Cyc0054 45.4 283.3 40.8

0

10

20

30

40

50

60

70

80

0.0 0.5 1.0 1.5 2.0 2.5

Pre

ssu

re (M

Pa)

Time (s)

Cavity Pressure vs Time

Experimental data AMI2018R2 simulation

Part thickness : 2.0 mmFlow rate : 13.4 cc/secMelt temperature : 281.5 °CMold temperature : 39.1 °C

0

10

20

30

40

50

60

70

80

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

Pre

ssu

re (M

Pa)

Time (s)






3mm tag die

Experiment Number

Flow Rate (cc/sec)

Melt Temperature

Mold Temperature

Cyc0116 12.8 270.2 38.6

Cyc0122 40 271.7 41.4

0

5

10

15

20

25

30

35

40

0.0 0.5 1.0 1.5 2.0 2.5 3.0

Pre

ssu

re (M

Pa)

Time (s)




0

5

10

15

20

25

30

35

40

0.0 0.2 0.4 0.6 0.8 1.0

Pre

ssu

re (M

Pa)

Time (s)




Contact details

Beaumont Advanced Processing of 37

Contact details

Beaumont Advanced Processing

6100 West Ridge Rd

Erie, PA 16506

USA

Phone: +1-814-899-6390

Fax: +1-814-899 7117

Email: [email protected]

Testing enquiries: [email protected]

Beaumont Advanced Processing website: www.bapmolding.com

mailto:[email protected]

mailto:[email protected]

http://www.bapmolding.com/

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