WG447 Microwave Mica Sheet, Waveguide Cover

WG447 Microwave Mica Sheet, Waveguide Cover – Compatible with Whirlpool, GE, Samsung, LG, Panasonic, and More

Product Description

Protect your microwave’s internal components with the WG447 Microwave Mica Sheet / Waveguide Cover. Microwave mica chips can effectively prevent water or oil and other substances from splashing on the magnetron or other components during the heating process of food. Protect the microwave oven from burning.

Size can be cut: The waveguide cover size is 10 cm*10.8 cm (3.93 in x 4.65 in), you could cut it into any size to fit your microwave oven. Easy to cut.

Widely used: As a kind of heat resisting and insulating product. Mica Plates is widely used in household appliances such as hair dryers, toasters, microwave ovens, warmers, etc. 

Replaces Part Numbers

universal microwave mica sheet equivalents.

Size can be cut: The waveguide cover size is 10 cm*10.8 cm (3.93 in x 4.65 in), you could cut it into any size to fit your microwave oven. Easy to cut.

Compatibility

This replacement waveguide cover fits a wide range of Whirlpool, GE, Samsung, LG, Panasonic, Emerson, Sharp, Kenmore, and other microwaves that use a cut-to-fit mica sheet.

Common compatible models include (but are not limited to):
Whirlpool WMH31017HS, GE JVM3160RFSS, Samsung ME18H704SFS, LG LMV1762ST, Panasonic NN-SN766S.

Always compare dimensions before ordering. Contact our support team if you’re unsure.

✅ Key Features

• 🔄 Aftermarket Replacement – Universal cut-to-fit design matches OEM insulation and heat resistance

• ⚡ Restores Safe Operation – Prevents arcing, sparking, and microwave energy leakage

• 🔥 Heat & Moisture Resistant – Made from high-grade mica composite

• ✂️ Easy to Trim – Can be cut to match original waveguide cover size

• 🛡️ Fixes Common Issues – Solves sparking, burning smell, and uneven heating caused by damaged covers

📐 Product Specification

• Part Number: WG447

• Component Type: Microwave Mica Sheet / Waveguide Cover

• Material: Heat-resistant mica composite

• Dimensions: Approx. 6" × 6" (can be trimmed to size)

• Thickness: Standard 0.3–0.4 mm mica sheet

• Mounting: Press-fit or screw-secured depending on model

• Compliance: Built to OEM-equivalent quality standards (not OEM)

🛠️ Installation Notes

Tools Needed: Scissors or utility knife (for trimming), screwdriver (if applicable)

⚠️ Safety First: Always unplug the microwave before servicing. Do not operate the microwave without a waveguide cover.

Steps:

1. Disconnect power and remove the old burned or damaged mica cover.

2. Use the old cover as a template to trim the new WG447 mica sheet.

3. Align the new cover over the waveguide opening.

4. Press into clips or secure with screws depending on your model.

5. Restore power and test heating performance.

⏱️ Time Required: 5–10 minutes

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