Round Mica Shields for Sight Glass

We supply natural mica shields in round shape, or oblong/long form shape for sight glass and level gauge glass. Heat-resistant, durable, perfect fit. Enhance safety & longevity. Order now!

 

Additional information

Material

natual mica shield

Size

diameter: 12-220mm

Thickness

0.03-0.3mm

Edge

grind edge

产品生产工艺

Product Details

Size and Dimentions

Material: Natural mica shield

Diameter: 12-220mm.

Thickness: 0.03-0.3mm; normally 0.1mm, 0.2mm, 0.3mm as your requirement.

Packing: Individual packing. Can custom packing as clients requirement.

 

Data sheet for Mica Shields:

Property Specification Testing Standard
Material Natural Muscovite Mica (Grade V1/V2) ASTM D3517
Thickness Range 0.03mm – 0.3mm Micrometer measurement
Temperature Resistance -200°C to +1200°C (continuous 800°C) ASTM E228
Dielectric Strength 15-25 kV/mm IEC 60243
Thermal Conductivity 0.71 W/m·K ASTM D5470
Chemical Resistance Resists acids, alkalis, oils, steam ASTM D543
Density 2.6-2.9 g/cm³ ASTM D792
Color Transparent/translucent amber Visual inspection
Tensile Strength 100-170 MPa ASTM D638
Standard Diameters 12mm-220mm (±0.5mm tolerance) Caliper measurement
Moisture Absorption <0.3% (24h immersion) ASTM D570

 

Premium Round Mica Shields for Sight & Gauge Glass

Our high-quality round mica shields provide essential protection for sight glasses and gauge glasses in demanding industrial applications. Made from natural muscovite mica, these shields offer exceptional heat resistance (up to 1200°C), excellent electrical insulation, and superior chemical stability. The precision-cut circular design ensures perfect fitment while preventing thermal shock and corrosion damage.

Key features:
• Withstands extreme temperatures
• Resists acids, oils, and steam
• Maintains clarity under pressure
• Easy to install and replace

Ideal for boilers, reactors, and industrial machinery. Custom sizes available. Contact us for specifications and bulk pricing!

 

Key Applications:

  1. Sight glass protection in boilers/autoclaves

  2. Gauge glass insulation in chemical plants

  3. Thermal barriers for industrial lighting

  4. Electrical insulation in high-temp equipment

Ask For A Quick Quote

We will contact you within 1 working day, please pay attention to the email from info@wtglass.com 

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