Bond & Bursting Strength Testers - 2 Most Used Machines in Packaging Industry

To assess the strength and resilience of materials like paper, cardboard, and plastic films, one can use a bursting strength tester. It is frequently used in the packaging business to make sure that materials fulfill the necessary strength criteria for their intended purpose. It measures a material's resistance to rupturing or bursting under pressure.

UEC’s Bursting Strength Tester works on the fundamental premise of providing hydraulic pressure to a rubber membrane or circular diaphragm in contact with the material being evaluated. The highest pressure necessary to produce the rupture is recorded as the material's bursting strength. The pressure is steadily increased until the material ruptures.

A hydraulic system that produces pressure and a pressure gauge that measures pressure make up the tester. During the test, the sample material is held securely in place by a clamping ring sandwiched between the diaphragm or membrane and the substance. The diaphragm or membrane is then subjected to hydraulic pressure, and the pressure necessary to cause the material to rupture is noted.

Bursting Strength Testers come in a variety of styles, including manual, semi-automatic, and completely automatic varieties. While semi-automatic and fully automatic variants use electronic controls and sensors to automate the testing process, manual testers require the operator to manually manage the hydraulic pressure.

The Bursting Strength Tester may be used to evaluate a material's puncture resistance, compression strength, and tensile strength in addition to its bursting strength. This makes it a flexible tool for packaging sector quality monitoring and product development.

Machines that measure the bond strength between materials are known as "bond testing machines" in the world of materials testing. The fabrication of medical devices, automotive, aerospace, electronics, and other products that depend on strong and reliable bonding are just a few of the sectors that employ these machines extensively.

A bond testing machine is made to exert a certain amount of stress on the bond and assess how it reacts. To imitate real-world situations, the machine may be configured to apply force in multiple directions and at varied speeds. The bond's strength, mechanism of failure, and general performance under certain circumstances may all be determined using the test findings.

Shear testers and pull testers are the two primary categories of bond testing equipment. Shear testers apply a force parallel to the bond, whereas pull testers produce a tensile force perpendicular to the bond. Shear testing is better suited for evaluating welded or soldered joints, whereas pull testing is frequently used to evaluate adhesive bindings.

In order to detect the force applied to the bond and the subsequent deformation, bond testing devices are often fitted with a wide range of sensors, including load cells and displacement sensors. Moreover, the machines may be equipped with cameras and microscopes to take pictures of the bond as it is being tested, which can be used to determine the mode of failure.

The adaptability of bond testing equipment is one of its important characteristics. They may be used to evaluate a variety of bond types, such as ceramics, metals, plastics, composites, metals, adhesives, and coatings. They may also be used to evaluate the strength of the bonds between various materials that are joined together, such as rubber and plastic or metal and plastic.

The influence of environmental conditions, such as temperature, humidity, and chemical exposure, on bond strength, is also assessed using bond testing devices. Manufacturers may guarantee that their items will function dependably in actual settings by exposing the bond to a variety of environmental conditions.

Visit UEC’s website for more information.