Physical and Mechanical Testing

Tensile Strength

Standards: ASTM D882/ISO 527-3
Testing Unit: Measured in megapascals (MPa) or pounds per square inch (psi).
Scope of the Test: Evaluates the material's ability to withstand axial loads before failure, providing insight into its mechanical performance under tension.

  • Tensile Strength @ Break/Yield
  • Secant Modulus.

Elongation

Standards: ASTM D882/ISO 527-3
Testing Unit: Reported as a percentage (%).
Scope of the Test: Measures the ductility of the material, indicating how much it can stretch before breaking, which is crucial for applications requiring flexibility.

  • Elongation @ Break/Yield
  • Tensile Strain @ Yield

Puncture Resistance

Standards: ASTM D5748
Testing Unit: Measured in Jule (J) and mm.
Scope of the Test: Assesses the ability of a material to withstand puncture forces, providing critical information for applications where the material may encounter sharp objects or abrasive conditions.

  • Max Energy
  • Max Strain

Seal Strength

Standards: ASTM F88, ASTM F2029 & ASTM F904
Testing Unit: Measured in newtons (N/15mm) or (Kg/25mm)
Scope of the Test: Assesses the strength of heat-sealed packages, ensuring the seals can withstand forces without separating, critical for maintaining product integrity.

Elmendorf Tear Resistance

Standards: ASTM D1922/ISO 6283-2
Testing Unit: Measured in newtons (N) & Kgf.
Scope of the Test: Determines the material's resistance to tearing, providing essential data for applications where durability against sharp or rough edges is needed.

Falling Dart Impact

Standards: ASTM D1709/ISO 7765-1
Testing Unit: Measured in grams (g).
Scope of the Test: Evaluates the impact resistance of films by measuring the weight of the dart that punctures the material, important for assessing durability in packaging.

Thickness

Standards: ISO 4593, ASTM D6988, ASTM D645, ISO 534, DIN 53370
Testing Unit: Measured in micrometers (µm) or mils.
Scope of the Test: Ensures the material thickness meets specifications for consistent performance and quality, affecting properties like barrier performance and strength.

Coefficient of Friction (COF)

Standards: ASTM D1894/ISO8295
Testing Unit: Unit-less ratio.
Scope of the Test: Measures the frictional properties of material surfaces, which is important for evaluating slip resistance and handling during manufacturing.

  • Dynamic
  • Static

Cyclic Tensile

Standards: ASTM D882/ISO 527-3, Industry Specific
Testing Unit: Measured in newton (N).
Scope of the Test: Assesses the material's performance under repeated loading and unloading, simulating real-world conditions and fatigue resistance.

Creep Resistance

Standards: ASTM D2990/ISO 899-1, ASTM D2990, Industry Specific
Testing Unit: Measured in millimeters (mm) or inches (in) or percentage (%).
Scope of the Test: Evaluates the material's long-term deformation under a constant load, providing insights into its stability over time.

Sealing Heat Range

Standards: ASTM F1921, ASTM F2029, DIN 55571
Testing Unit: Measured in degree Celsius (°C)
Scope of the Test: Measures the sealing temperature, melt temperature and delta melt under specific test condition.

Visual Inspection

Standards: Internal quality control standards.
Testing Unit: Qualitative assessment.
Scope of the Test: Conducts a visual assessment of samples to identify any surface defects or irregularities, ensuring quality control.


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