پلی استال M90


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Technical Datasheet POM M90

Product Description:

Celcon acetal copolymer grade M90 is a medium viscosity polymer providing optimum performance in general purpose injection molding and extrusion of thin walled tubing and thin gauge film. This grade provides overall excellent performance in many applications.

Applications:

  • Film
  • General Purpose
  • Tubing

Typical data:

PROPERTY TEST METHOD UNIT TYPICAL VALUE
Density -Specific Gravity ASTM D 792 Sp gr 23/23ºC 1.41
Melt Mass-Flow Rate (MFR) ASTM D 1238 g/10 min 9.0
Mold Shrink, Linear-flow ASTM D955 In/in 0.022
Mold Shrink, Linear-Trans ASTM D955 In/in 0.018
Water Absorption Sat/23ºC ISO 62 % 0.75
Water Absorption 23C/50RH ISO 62 % 0.20
Tensile Modulus2 ISO527-1, -2 psi 400000

Tensile Strength @

Yield

(-40 ºF)

(73 ºF)

(160 ºF)

ASTM D638

 

Psi

Psi

Psi

 

13700

8800

5000

Tensile Stress at Yield3 ISO 527-1, -2 Psi 9570
Tensile Strain at Yield3 ISO 527-1, -2 % 10
Flexural Modulus (73 ºF) ISO 178 psi 370000
Notched Izod Impact Strength (73 ºF)4 ISO 180 Ft-lb/in2 2.71
DTUL @264psi-Unannealed ASTM D 648 ºF 230
Melting Point   ºF 329
Volume Resistivity ASTM D527 Ohm-cm 1.0E+14

* Typical values not to be construed as specifications.

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