Stress Engineering Services’ Polymer Laboratory offers standalone testing services for many polymer, plastic, and chemical characterization methods. We provide high quality test data and analytical reports at competitive rates.
Stress Engineering Services is ISO 9001:2015 and ISO 13485:2016 certified.
| Type | Instrument / Service | Typical Outputs | Standards (ASTM if not specified) |
| POLYMER | Differential Scanning Calorimetry (DSC) | Material ID, Glass Transition, Melting Transition, Crystallization Behavior, Oxidation Induction Time | Std: D3418, D7426, E1356, E793, E928, E1269, D1519 OIT: D3895, E1858, MDSC: E1269, E1952 |
| Thermo Gravimetric Analysis (TGA) | Material ID, Water Content, Volatile/Semi-Volatile/Ash Content, Decomposition Rate or Onset Temperature | Comp/RTD: E1131, D6370, D3850 Const T: E2550 | |
| Dynamic Mechanical Analysis (DMA) | Complex Modulus / Thermal Transitions; t-T Superposition and Master Curves | General: D4065, Tg: E1640, D7028 | |
| Thermo Mechanical Analysis (TMA) | Softening Point; Tg; CTE; Expansion/Contraction due to Thermal History | Softening T: E2347 CTE: E831 Tg: E1545 | |
| Fourier Transform Infrared Spectroscopy (FTIR) & FTIR Microscopy | Material ID Composition/Spatial Mapping | E168, E1252, E573 | |
| Ultraviolet-Visible Spectrometry (UV-vis) | Transmittance (Directional, Total), Haze, Color; Solute Conc. | E275, E169, E2193 Haze: D1003; YI: E313 | |
| Melt Flow Rate/Index | MFR, MFI | D1238 | |
| Gel Permeation Chromatography (GPC) | Molecular Weight Distribution | D6474 | |
| Intrinsic Viscosity | Intrinsic Viscosity | D2857, D4603 | |
| Capillary Rheometry | Viscosity as function of Temp & Shear Rate | D3835 | |
| PHYSICAL | Hardness | Shore A & D | D2240 |
| Density (Solids) | Specific Gravity, Density | D792 | |
| Color | Tristimulus Color, ∆E | E1347, E313 | |
| Liquid Surface Tension | Capillary Surface Tensiometer (low viscosity) | Custom | |
| Spindle Viscosity | Viscosity as function of Temp and Shear Rate, for low γ ̇ T range: -20 to 90 °C | D2196, various | |
| CHEMICAL | Crosslink Density, Gel Content, Solubility | Analysis of Olefins and Other Resins | XL: D2765, F3203; Gel Content: D5492; Sol.: D5029 |
| Light Scattering | Dynamic Light Scattering, | Light Scattering | |
| Particle Size Analysis | Various / Custom | Particle Size Analysis | |
| pH | pH | D1293, various | |
| MECHANICAL | Tensile | Tensile L-d or Stress-Strain Temp capabilities: -80 to 300 °C | Plastic: D638 Elastomer: D412 |
| High Strain Rate Tensile | Stress Strain, up to 250 s-1 Strain Rate | Custom | |
| Compression | Compressive L-d or Stress Strain Temp capabilities: -80 to 300 °C | D695, D2166, D6641 | |
| Biaxial | Biaxial Stress Strain | Custom | |
| Flexural | Compressive L-d or Stress Strain Temp capabilities: -80 to 300 °C | 3-point: D790 4-point: D6272 | |
| Friction | Coefficient of Friction | D1894 | |
| Izod Impact | Notched Impact Strength | D256 | |
| Tear | Tear Strength (various modes) | D624, D1922, D2261, D1004, D1938 | |
| Fatigue | Cyclic L-d or Stress Strain Cycles to Failure | D3479, D7791 | |
| Creep | Tensile Creep, Flexural Creep | D2990 | |
| Pressure / Leakage | Pressure Loss as function of P or t | Custom | |
| ELASTOMERS | Seal Materials Characterization | Elastomer, Rubber, O-Ring performance | D1414, D471, Others |
| PACKAGING | Transportation & Packaging | Various Environmental & Transportation Test Procedures | ISTA, various ASTM |
| Packaging Performance | UV Protection, Water Transport | USP 37 , D7709 | |
| ADHESIVES & COATINGS | Peel | Peel Strength | T: D1876, 90°: D6862, 180°: D3330 |
| Lap Shear | Adhesion Strength – Shear Mode | D1002, D3163, D5868 | |
| Pull-Off Adhesion | Adhesion Strength – Pull-Off Mode | D4541 | |
| Scratch / Pencil Hardness / Solvent Double Rub | Adhesion Rating | D7027, D3363, D5402 | |
| Mandrel Bend | Adhesion Rating | D522 | |
| Crosshatch Adhesion | Adhesion Rating | D3359 | |
| Taber Abrasion | Wear: Pin on Disk (Rotary) | D4060 | |
| ENVIRONMENTAL | Storage Stability | Real time aging in tight T/RH range | Custom |
| Environmental Chambers | Accelerated Aging, T/RH Cycling, etc. Small & Large chambers. | Custom For Accel Aging, F1980 | |
| UV Exposure | QUV exposure | G154 | |
| Chemical / T / P Autoclaves | Various chemical, pressure, and temperature environments | Custom | |
| MICROSCOPY & INORGANIC | Optical Microscopy (OM) | Optical Imaging to 2000X Depth Profiling | Custom |
| SEM-EDS | Imaging to 70kX, SE & BSE modes Atomic composition for Z≥6 | Custom | |
| X-Ray Diffraction (XRD) | Material & Phase ID | Custom | |
| X-Ray Fluorescence (XRF) | Atomic composition for Z≥6 | E1621 | |
Typical Lead Time = 3-5 business days for Polymer tests. 5-8 business days for Physical, Mechanical, Adhesives/Coatings, and Microscopy tests. 3-4 weeks for Chemical tests. Rush service is available for an additional surcharge.
As needed SES will generate test specimens from raw resin, via Injection Molding, Compression Molding, Casting + Cure, etc.
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