Question 1

Are hook knobs heat resistant?

Accepted Answer

Our cooktop adopts thickened professional black ceramic glass (vitroceramic), specially customized for radiant electric cooktops, heat resistance up to 700 degrees. Outstanding anti-thermal shock performance,no cracking even if cold water splashes on hot cooking surface. Zero thermal expansion, stable structure for long-term daily cooking use, far stronger than ordinary tempered glass. Deep pure black seamless finish will not fade or turn yellow after years of use.

Question 2

Can I buy hook knobs separately as replacement parts?

Accepted Answer

Sure, we support separate supply of matching hook knobs for old glass ceramic cooktop repair.

Question 3

Will the glass ceramic panel crack by sudden cold water?

Accepted Answer

The professional vitroceramic glass is anti-thermal shock, normal cold water cleaning after cooling down is safe, no crack risk.

Question 4

Is this cooktop easy to install?

Accepted Answer

Standard embedded size fits most kitchen cabinets, we provide installation manual, simple operation for handymen.

Question 5

What material is the cooktop surface made of? Is it durable?

Accepted Answer

The cooking surface adopts professional high temperature glass ceramic (vitroceramic), specially engineered for radiant cooktops. It withstands up to 700 degrees high heat and features excellent thermal shock resistance,no cracking if cold water splashes on a warm surface after cooking. The seamless smooth surface is scratch-resistant, anti-fading and wear-proof for long-term daily kitchen use, far tougher than regular tempered glass.

Question 6

What are hook knobs, and what are they made of? Will they get hot while cooking?

Accepted Answer

Hook knobs are ergonomic curved grip control knobs exclusively matched for this glass ceramic cooktop. They are crafted with heat-insulated bakelite + zinc alloy core, fully isolated from heating zones. They stay cool to touch even during long high-heat cooking, no melting, deformation or cracking. The hook curved design offers non-slip grip, easy to twist with oily hands, friendly for seniors and people with poor vision.

Question 7

What cookware works on this glass ceramic radiant cooktop?

Accepted Answer

Flat-bottom cookware is required: stainless steel, aluminum, enamel, ceramic, cast iron pots & pans all work perfectly. Avoid woks with curved round bottoms, uneven-bottom cookware or small pots smaller than the heating circle, which will lead to uneven heating and low efficiency

Question 8

Is this a built-in cooktop? What cabinet cutout size do I need?

Accepted Answer

This is embedded built-in glass ceramic cooktop, fit standard kitchen counter cabinets. Standard cutout dimension is listed in our product image & specification chart. We include detailed installation manual; professional installation by a licensed electrician is recommended for safety.

Question 9

Will the glass ceramic panel crack easily if heavy items drop on it?

Accepted Answer

Our thickened vitroceramic glass can resist daily light impact from tableware. However, avoid dropping heavy sharp objects (cast iron pots, metal knives) from high height,hard heavy impact may cause cracks, which is not covered under warranty.

Question 10

Can I adjust the firepower precisely with hook knobs?

Accepted Answer

A9: Each hook knob supports 7 to 9 adjustable power levels, from low simmer, slow stew to high heat fast stir-fry & boiling. Clear printed heat scale

Question 11

Why does the surface stay warm after turning off all burners?

Accepted Answer

Glass ceramic material stores residual heat naturally. The hot surface indicator light will stay on until the panel cools down completely. Do not place plastic, cloth or flammable items on the surface during this cooling period to avoid melting or fire risk

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