Testing methods for electric grills, bread toasters, and similar portable cookers typically cover multiple dimensions to ensure product safety, performance, and durability. Here is a detailed summary of these testing methods:

I. Safety Testing
Electrical Safety:
Insulation Resistance Test: Verify the resistance value of the product's insulating material to ensure that there is no risk of electric shock under normal use conditions.
Ground Continuity Test: Check whether the product's grounding system is complete to ensure that the current can be quickly conducted to the ground in the event of leakage to prevent electric shock.
Leakage Current Test: Measure the current level at which the product may leak during normal operation to ensure that it is within the safe range.
Material Safety:
Hazardous Substance Detection: Chemical analysis detects whether the product material contains heavy metals such as lead and cadmium and harmful chemicals such as plasticizers to ensure that the product is safe and harmless to food.
High-Temperature Resistance Test: Evaluate the stability of the product material at high temperatures to prevent safety hazards caused by melting or deformation of the material.
II. Performance Test
Heating Efficiency:
Heating Speed ​​Test: Measure the time required for the product to reach the preset temperature from startup to evaluate its heating efficiency.
Temperature Uniformity Test: Check whether the temperature distribution on the product's heating surface is uniform to ensure consistent cooking results.
Temperature control:
Temperature control accuracy test: Verify whether the product's temperature control system is accurate and whether it can cook according to the temperature set by the user.
Temperature control stability test: Check whether the product can maintain stable temperature control during long cooking.
III. Durability test
Wear test:
Switch durability test: Simulate the switch operation in daily use to evaluate the durability of the switch.
Plug-in and unplug power test: Simulate the action of plugging and unplugging the power supply to check the durability of the power socket.
Aging test:
Natural aging test: Place the product in an outdoor environment and check its performance changes after a certain period of time.
Accelerated aging test: Accelerate the aging process of the product by simulating harsh environments such as high temperature and humidity to evaluate its service life.
IV. Other tests
Appearance inspection: Check whether the appearance of the product is neat, and without scratches, deformation, and other defects.
Marking and instruction inspection: Verify whether the product's logo is clear and accurate and whether the instruction is detailed and easy to understand to ensure that users can use the product correctly and safely.
In summary, the detection methods of electric grills, bread slice toasters, and similar portable cookers involve multiple aspects, including safety testing, performance testing, durability testing, and other testing. These testing methods help ensure product quality and safety, provide users with a better experience, and help manufacturers continuously optimize product design and production processes during the production process, thereby improving the overall performance and market competitiveness of their products.