LABORATORY TESTING
Process Lab
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25 Ton Injection Molding
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5 Layer Blown Film Line
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27 mm Twin Screw Compounder
Rigid Part Testing
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Flex Modulus
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Gardner Impact
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Notched Izod
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Melt Flow
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Tensile
Quality and Analytical Testing
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Ash % per ASTM D5630-01 or ASTM D2584-02
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ATR: FT-IR of skin layers
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Dart Impact per ASTM D-1709)
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Density (Specific Gravity) per ASTM D-792
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Differential Scanning Calorimetry (DSC) per ASTM D3418
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Film Tensile Tear per ASTM D-882 & Elongation
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FTIR spectroscopy (Qualitative)
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Flexural Modulus + Molding per ASTM D790
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Gardner Impact per ASTM D-5420
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Gel Testing – cast line or film line (internal count test)
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Izod (notched) per ASTM D-256
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Melt Strength (internal – confidential)
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Moisture % (oven/scale)
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Melt Flow Index (MFI or MFR) per ASTM D1238; Method A or B
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Molding Tensile Break; ASTM Test Specimens
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Pellet Weight
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Secant per ASTM-D882
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Tear (Elmendorf) per ASTM D1922
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Yellowness Index (Spectrophotometer)
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So-Low Freezer (-40 F)
Flexible Film Testing
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Tensile & Elongation
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Secant
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Dart Impact
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Elmendorf Tear
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Total Energy Puncture
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Heat Seal and Hot Tack
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