In 1986, however, US Pyrex opalware was all but discontinued. Curiously, Pyrex casseroles produced in England were imported and marketed for a brief time.

Is Pyrex still being made?

Pyrex (trademarked as PYREX and pyrex) is a brand introduced by Corning Inc. in 1915 for a line of clear, low-thermal-expansion borosilicate glass used for laboratory glassware and kitchenware. Corning Inc. no longer manufactures or markets consumer products, only industrial ones.

When did Pyrex close?

2007 It was a revolutionary, heat-resistant borosilicate glass which could be moulded, painted and printed. It was also among the very first household products to be marketed directly to housewives. The production of Pyrex domestic and laboratory glassware ended in Sunderland when the factory site was closed in 2007.

Can you microwave Pyrex?

Pyrex® Glassware can be used for cooking, baking, warming and reheating food in microwave ovens and preheated conventional or convection ovens. Pyrex Glassware is dishwasher safe and may be washed by hand using non-abrasive cleansers and plastic or nylon cleaning pads if scouring is necessary.

What are old Pyrex worth?

Vintage Pyrex mixing bowls range in value from around $30 to about $150 depending on the color, print, and the number of pieces. The most valuable Pyrex mixing bowls are the nesting bowls that usually come in a set of four and have varying colors and prints.

Will cold Pyrex break in the oven?

When using Pyrex or any glass bakeware or cookware, you should avoid extreme temperature changes—very cold dishes shouldnt be placed in a hot oven, and vice versa. Exposure to the ovens heating element could cause damage to your Pyrex, causing it to crack or break.