HOT AIR OVEN GMP type Manufacturers in Gujarat Brand: Hema Many Air Oven GMP types are designed with adjustable racks or trays to accommodate different sizes and quantities of materials. This flexibility is beneficial in settings where the oven needs to handle varying types of samples or products. The racks are typically made from materials that can withstand high temperatures without warping or contaminating the products. The ability to adjust the racks also enhances the oven's efficiency, allowing for better airflow and more even heat distribution, which ultimately results in more consistent processing.