Kitchenaid · Pizza Stones & Baking Surfaces
Kitchenaid Wall Oven Baking Stone W10696057 17.00 x 14.25 x 2.00 Genuine OEM at Sears PartsDirect, Is It Non-Toxic?
Lower concern. No water-repellent finish or nonstick coating on record.
Material as recorded is ceramic or stone without nonstick coating. No brand statement on PFAS. The base material is not one linked to PFAS concern.
The better-graded swap
Deluxe Square Pizza Stone with Rack
90/100 safety
Same rubric that flunked this product. The swap earned Excellent.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Ceramic or stone, no nonstick coating
Lab data
No public lab test
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Is Kitchenaid Wall Oven Baking PartsDirect non-toxic? What it is made of
This is a solid ceramic or stoneware baking surface with no chemical coatings, nonstick layers, or glazes applied to cooking surfaces. The material composition avoids the primary chemical leaching pathways that affect cookware, there is no Teflon-type coating polymer (Teflon-type), no enamel glaze containing lead or cadmium, and no reactive aluminum substrate. Ceramic and stone naturally tolerate oven temperatures up to 500F and beyond without degradation or offgassing.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Thermal shock and cracking
Ceramic stones are prone to fracture if temperature changes too rapidly or if cold liquid contacts a hot surface. Cracks can harbor bacteria and create sharp edges; inspect visually before each use.
Ceramic degradation over time
Repeated heating and cooling cycles can cause microscopic spalling or surface erosion. This is cosmetic in most cases but can eventually reduce functional life and increase food contact with subsurface material of unknown composition.
Moisture absorption and mold growth
Porous ceramic absorbs water if stored in humid conditions or washed improperly. Trapped moisture can promote mold or bacteria growth in pores and cause structural failure when reheated.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Lead
This product is described as an uncoated stone. If any surface glaze is present on the underside or edges, KitchenAid does not disclose composition. No recalls or testing data specific to this part have been published.
Source, ATSDR ↗Aluminum leaching (substrate)
Ceramic stones do not have aluminum substrates. This hazard is not applicable to this product design.
How is this PFAS grade calculated?
The brand's record and disclosure
KitchenAid (owned by Whirlpool) does not publicly issue detailed material safety disclosures for baking stones, but the brand has no established recall history or controversy tied to this specific part number or ceramic cookware products. The product is sold as a genuine OEM replacement part, which implies consistency with original equipment standards. No third-party testing of this particular stone has been published in consumer safety databases.
How it compares in its category
Uncoated ceramic baking stones are among the lowest-risk options in the baking surface category. They avoid the degradation and fume concerns of nonstick coatings and the potential glaze contamination of decorated ceramics. Compared to glazed ceramic or enamel-coated cast iron, a plain stone eliminates glaze leaching as a variable, making this a simpler safety profile.
If you buy it
Preheat the stone gradually (avoid thermal shock by ramping temperature slowly over 15-20 minutes) to prevent cracking, which is the primary failure mode. Do not use soap or oil on the surface; rinse only with water and dry thoroughly. Replace if visible cracks develop, as they can trap bacteria and compromise structural integrity. Store in a dry location to prevent moisture absorption, which can cause spalling at high heat.
What is not known about PFAS in this product?
- Basis
- Model estimate, 82% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Kitchenaid has made a specific claim
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to Kitchenaid Wall Oven Baking Stone W10696057 17.00 x 14.25 x 2.00 Genuine OEM at Sears PartsDirect?
15-Inch Ceramic Pizza Stone for Perfect Crispy Crusts
- Ceramic (clay-based baking stone)
- The brand calls it PFAS-free, which we have not verified
- Glaze degradation and surface leaching
3 hazards checked on this product, all on its full breakdown.
Deluxe Square Pizza Stone with Rack
- ceramic or unglazed stone; no nonstick coating
- The brand calls it PFAS-free, which we have not verified
- Ceramic or stone cracking and fragmentation
2 hazards checked on this product, all on its full breakdown.
- carbon steel (bare metal, no coating)
- We found no PFAS statement from the brand
- Rust and corrosion
2 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonMore pizza stones & baking surfaces grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.