Oven Door Gasket for 1.9 DZF-6050 Oven Alcohol 99% and the working time is

and the working time is recommended to be less than half an hour

The fabric provides an effective heating space and its soft surface reduces the chance of damage to glassware

Classical metal case

[Quality Materials]: The bucket is made of 100% Plastic

and 3-neck flasks

Oven Door Gasket for 1.9 DZF-6050 Oven Alcohol 99% and the working time isOver time, the seal on your vacuum oven will begin to leak and cause a poor vacuum in the chamber. This is due to the high heat and constant strain put on the gasket after many uses. This gasket serves as a replacement and perfectly fits the DZF 6050 vacuum oven. Fits DZF 6050 Vacuum Oven. High quality rubber gasket withstands heat and vacum ull.