Product Type | Examples of Common Products | Test Capability |
FRP products | Side wall plate, top plate, cab cover plate, passenger compartment seat, door pillar cover, etc. | Density, Babbitt hardness, tensile strength, elongation at break, tensile modulus, bending strength, bending modulus, impact toughness, glass fiber content, resin content, water absorption test |
Rubber products | Floor cloth, sealant strip, rubber block, rubber windshield, etc. | Density, Shore hardness, tensile strength, elongation at break, tear strength, resilience, Akron abrasion, rotary roller abrasion, brittleness temperature, compression set, chemical resistance liquid, heat and aging resistance, surface/volume resistivity |
Foam products | Seat foaming, cab console foaming, etc. | Apparent density, core density, tensile strength, elongation at break, tear strength, indentation force deflection, compressive strength, compression set, dry-heat aging, damp-heat aging |
Plastic products | Seat armrest, luggage rack plate, air outlet, etc. | Density, Shore hardness, Rockwell hardness, ball-indentation hardness, tensile property, poisson ratio, bending property, impact strength, brittleness temperature, melt index, brittleness temperature, thermal deformation temperature, vicat softening temperature, linear expansion coefficient |
Sandwich structural material products | Aluminum honeycomb floor, aramid fiber honeycomb plate, partition, etc. | Water absorption, density, flat compression strength, plane tension, shear performance, bending property, drum peeling strength |
Fabric and leather products | Seat surface, masked cloth, etc. | Tensile property, tear performance, peeling strength, thickness, weight per unit area, color fastness to rubbing, fastness to water spotting, fastness to perspiration, fabric pilling, Martindale abrasion, Chopper abrasion, folding fastness |
Coating | Paint, coated plate, etc. | Film adhesion, pencil hardness, impact resistance, Taber abrasion, film flexibility, chemical reagent resistance, viscosity, fineness, hiding power, solid content |
Adhesives | Adhesive, pressure-sensitive adhesive tape, etc. | 180° peeling strength, T-peeling, non-volatile matter content, tensile lap-shear strength, viscosity |
Metal | Fastener, track, vehicle body profile, etc. | Density, Brinell hardness, Rockwell hardness, Vickers hardness, Webster hardness, tensile property |
Polymer material (composition analysis) | Rubber, plastic, coating, adhesive, etc. | Qualitative and quantitative analysis of principal composition, qualitative and quantitative analysis of total compositions, formula analysis, consistency comparison, ash content, glass fiber content, thermogravimetric temperature, water content, solvent soluble content, etc. |
Polymer material (failure analysis) | Rubber, plastics, composite material, etc. | According to the failure mode and phenomenon of polymer materials and through analysis and verification, the failure phenomenon is simulated and reproduced to find the failure reason, and excavate the failure mechanism |