Polymer Archive

Polymer Files

File size: 1.89 MB Download

Measurement of diffusion coefficients (NT POLY 188)

NT POLY 188

  • This Nordtest method specifies a procedure for measuring diffusion coefficients in polymer and coatings films. Weight gain or loss is followed from one equilibrium condition to another one.

File size: 1.90 MB Download

Resistance to cyclic compressive loading with square-wave load (NT POLY 187)

NT POLY 187

  • This method specifies procedures for determining the compressive deformation of cellular plastic during a fatigue test carried out under cyclic compressive loading with a square-wave load.

File size: 48.00 KB Download

Determination of the natural and organic polymer fibre content in needle-punched composite materials (mats) (NT POLY 186)

NT POLY 186

  • This Nordtest method specifies an analytical procedure for determining the amounts of natural fibres and synthetic fibres which are present in sewn or needle-punched composite mats.

File size: 204.13 KB Download

Determination of flexibility and fatigue resistance of aged ballast tank coatings (NT POLY 185)

NT POLY 185

  • This Nordtest method describes procedures to evaluate the strain capacity of aged organic coatings on substrates of steel panels.

File size: 1.14 MB Download

Elastic coatings: Crack bridging performance (NT POLY 184)

NT POLY 184

  • This test method specifies the determination of the performance of elastic coatings with respect to their resistance to certain repeated movements of a substrate crack.

File size: 117.71 KB Download

Fibre beds: In-plane permeability (NT POLY 183)

NT POLY 183

  • This test method is designed to measure the in-plane permeability of fibre beds with stationary fibres.

File size: 51.99 KB Download

Pressure pipe systems: PVC fittings (NT POLY 182)

NT POLY 182

  • It is the intention of this test method to present a tool for testing PVC pressure fittings in combination with matching pipes assembled to form symmetrical test arrangements (test trees), which can be pressurized when supported in stiff frameworks.

File size: 33.24 KB Download

Determination of amount of oil on surfaces (NT POLY 181)

NT POLY 181

  • This method specifies a procedure to determine the amount of oil on a surface, i.e. the surface density of oil.

File size: 172.90 KB Download

Temperature prediction during cure for fibre reinforced unsaturated polyester materials (NT POLY 180)

NT POLY 180

  • This method specifies a route for the prediction of temperature in a composite system during cure. The test is based on a mathematical calculation procedure and is not a physical test of the materials but a simulation of an experiment, and thus replaces experimental tests.

File size: 192.35 KB Download

Reaction data of unsaturated polyester Resin by thermal analysis (NT POLY 179)

NT POLY 179

  • This test method covers the determination of heat of reaction and reaction data for unsaturated polyester resins (UPE) by differential scanning calorimetry (DSC).

File size: 139.75 KB Download

Determination of losses during injection on hydraulic injection moulding machines METHOD B (NT POLY 178)

NT POLY 178

  • This method (called Method B) is an addition to “Determination of the injection performance of hydraulic injection moulding machines (Method A)“. In the following it is assumed that the reader is familiar with Method A, NT POLY 177.

File size: 463.02 KB Download

Determination of the injection performance of hydraulic injection moulding machines METHOD A (NT POLY 177)

NT POLY 177

  • The purpose is to define an unambiguous method to measure and characterise the injection performance of hydraulic injection moulding machines.

File size: 42.61 KB Download

Spreading surface tension by the applied droplet method (NT POLY 176)

NT POLY 176

  • This Nordtest method specifies a procedure for determining the spreading surface tension of a surface.

File size: 58.54 KB Download

Adhesive compounds: tests for use in marine environments (NT POLY 175))

NT POLY 175

  • This test method describes tests on adhesive compounds and acts as a basis for the classification of adhesive compounds.

File size: 89.16 KB Download

Fibre reinforcement sheets for plastics: Permeability (NT POLY 174)

NT POLY 174

  • This test method specifies a method for the determination of the permeability of fibre reinforcement systems for plastic materials.

File size: 58.15 KB Download

Fibre reinforcement sheets for plastics: Compaction behaviour (NT POLY 173)

NT POLY 173

  • This test method specifies a procedure to determine the compaction behaviour of sheet formed reinforcement systems for plastic materials.

File size: 35.40 KB Download

Plastics: Flow rate ratio (frr) (NT POLY 171)

NT POLY 171

  • The Flow Rate Ratio (FRR) is based on two Melt Flow Rate (MFR) values instead of only one MFR as generally measured at present. MFR is a determination of the amount of melted material which, in ten minutes, is pressed through a die by a piston using a constant load.

File size: 48.39 KB Download

Determination of the water absorption ability of anti-condensation paints (NT POLY 170)

NT POLY 170

  • This Nordtest method specifies a test method for the ability and capacity of coatings to absorb water condensed from the surrounding air on the coating surface.

File size: 36.00 KB Download

Organic coatings: Exposure to water of low conductivity (NT POLY 162)

NT POLY 162

  • This Nordtest method is an accelerated laboratory test for assessment of the ability of organic coatings to resist degradation by blistering. The method is applicable to paints/coatings applied on steel structures and exposed to low conductivity water.

File size: 88.61 KB Download

Plastics - accelerated ageing in alkaline environment (NT POLY 161)

NT POLY 161

  • This method is intended for polyethelene film, foil and sheets which may come into direct contact with moist concrete, for example in concrete foundation slab constructions.

Nordtest

Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.