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Ez Cooking Lid, Super High Dome Glass Lid with Seasoning Hole

Price $8.85
Min Order 1000 Pieces
Availability In Stock
Shipping From Taiwan, China
Popularity 356 people viewed
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Shape:
Round
Customized:
Non-Customized
Color:
Transparent
Cookware Parts Type:
Lids
Material:
Glass
Certification:
FDA, CE/EU
Trademark:
Meanco
Transport Package:
Standard Export Carton
Specification:
20/24/28cm
Origin:
Made in China
HS Code:
7010200000
Product Description
Product Specification and Features
- Material of tempered glass lid: Float glass
- Stainless Steel rim: SUS304
- Diameter: 20cm, 24cm, 28cm
- Thickness: 5mm
- Heat resistance: 300- 320 degree centigrade
- Thermal shock: 150 degree centigrade
- Shape: Round,
- Colors: Clear,
- Sample Terms: Samples are available upon receipt of your requests


  • Test for quality control: 
     
    1. FLATNESS CHECK
    Place the glass lid on a completely smooth table , and put a piece of 1mm thickness iron plate beside the ring the glass lid, then moving the iron gauge along with the circumference of the lid, the glass lid passes the test if the iron plate does not push in
     
    2. THTERMAL SHOCK
    Put the glass lid into oven temperature to 200°C, and constant temperature for 30 minutes, remove it immediately into 20°C water , glass no broken or crack
     
    3. IMPACT TEST
    Place a lid, domed size up, on a hard surface,
    Dropping a 225 grams steel ball from a height of 1.5meter,
    No fracture no shatter, to pass
    Note : Don't drop the ball near or onto a vent hole /rivet hole  
     
    4. SCRATCH TEST (PRESSURE TEST)
    Use 120-grit (abrasive paper ) sandpaper to scratch two side and three directions 15 times, then put into room temperature water for 15 minutes, it pass if no breakage and no crack.
     
    5. POLOLARISCOPE CHECK
    To test the balance of compressive stress and tensile stress depends on the color what you see.
     
    6. FRAGMENTATION CHECK
    Apply tape (adhesive film)on the convex (front) surface of the lid, domed side upward, break it with a hammer broken 5X5cm measuring range , number of particles (fragments) counted should be at least 40,
    The purpose of this test is to determine whether the glass has been adequately toughened.
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