One of the core performance characteristics of a spring mattress is its support and resilience. Testing involves simulating body weight and applying pressure to different areas to observe the springs' rebound speed and the evenness of support. Individually pocketed springs should respond independently to the weight of each area, ensuring a conformal fit to the body's curves; linked springs must maintain overall flatness and balanced weight distribution. Support tests determine whether the mattress effectively supports the spine and joints, ensuring comfortable and healthy sleep.
The mattress's comfort layer also requires performance testing, including firmness, cushioning, breathability, and pressure resistance. Measuring the rebound rate and density of latex, memory foam, or foam using specialized testing equipment determines whether the mattress conforms to the human body and distributes pressure appropriately. Simultaneously, breathability and moisture absorption testing help ensure the mattress remains dry and comfortable over long-term use.
Durability and safety are equally important for spring mattresses. Common testing methods include repeated compression, rolling, and vibration simulation to check whether the springs and comfort layer are prone to deformation or damage. In addition, abrasion and tensile strength tests are conducted on the mattress fabric, quilting, and edge reinforcement to ensure that the mattress maintains its support and integrity even after long-term use. Through comprehensive testing, consumers can choose a spring mattress that is both comfortable and durable.