TerraFlex® K5345AEX-NAT
TPE
Technical Datasheet
Product Description
45 Shore A TPE (Styrenic Block Copolymer based) for extrusion applications, offering high melt strength, intermediate sealing properties and adhesion (overmolding or coextrusion) to Polypropylene.
General
Properties
Overmold and coextrusion adhesion to Polypropylene and TPO
Key Applications
Density/Specific Gravity
1.15 g/cm3
ISO 1183, ASTM D1238
Melt Mass-Flow Rate, 230°C/2.16 kg load
Shore A, 10 Sec, Injection Molded
Tensile Strength at Break
680 psi
4.69 MPa
ISO 37, ASTM D412
Elongation at Break
625 %
625 %
ISO 37, ASTM D412
100% Modulus
263 psi
1.81 MPa
ISO 37, ASTM D412
Tear Strength
166 lbs/in
29.1 kN/m
ISO 34-1, ASTM D624
Dynamic Service Temperature
Environmental Resistance
Injection Molding
| Melt Temperature: |
200-220 °C |
| Screw Speed: |
50 to 200 rpm |
| Shrinkage: |
0.012 – 0.018 in/int |
| Back Pressure: |
50-100 psi (0.345-0.689 MPa) |
| Screw L/D Ratio: |
16:1.0 to 20:1.0 |
| Screw Compression Ratio: |
2.0:1.0 to 2.5:1.0 |
|
|
|
| C: |
170-200
|
180-220
|
180-210
|
190-220
|
15-50
|
| F: |
338-392
|
356-428
|
356-410
|
374-428
|
59-122
|
Extrusion
| Melt Temperature: |
190-200 °C |
| Die Temperature: |
190-210 °C (347-428 °F) |
| Back Pressure: |
5.0-20 MPa (725-2900 psi) |
| Screw Speed: |
100 to 200 rpm |
|
|
|
| C: |
160-180
|
170-190
|
180-200
|
190-210
|
190-210
|
| F: |
320-356
|
338-374
|
356-392
|
374-410
|
374-410
|
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It is recommended to pre-dry this material at 60 – 70 °C (140 – 160 °F) for 2-3 hours for
optimum processing and aesthetics.
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For more information please contact us via customerservice@compounding.us
The above test results are obtained from laboratory injection molded ISO samples and cannot be used directly to determine end-use or design specification. The customer should determine the suitability to his/her application through their internal testing procedure. Datasheet values represent a statistical average or product properties and they may change with incr. data points.
Alterra Headquarters:
473 US-46, Clifton, NJ 07011
+1(973) 340-4000
customerservice@compounding.us
alterraholdings.com
Indiana Plant:
2213 Kilion Ave
Seymour, IN 47274
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