4″ (100mm) Borofloat 33 Glass Wafer

$28.00 /pcs

*Free Shipping for All U.S. Orders via FedEx Ground


*Only in-stock options are available for selection. For custom wafers, request a quote here.

Select your specifications below:

Quantity Discount:

Quantity(pcs) 100 - 225 250 - 475 500 - 1000
Price $26.60 $25.20 $23.80
% Discount 5% 10% 15%


WaferPro 4″ (100mm) Borofloat 33 Glass Wafer


WaferPro introduces the 4″ (100mm) Borofloat Glass Wafer, a high-quality substrate material ideal for a wide range of applications in the semiconductor and electronics industries. Borofloat glass is a borosilicate glass known for its excellent thermal properties, chemical resistance, and mechanical stability. These wafers are perfect for applications requiring a robust, yet transparent material.

Key Specifications:

Specification Value
Material Borosilicate Glass (Borofloat 33)
Diameter 100mm ± 0.2mm
Surface Quality Scratch-Dig 40/20
BOW ≤25µm
WARP ≤25µm
TTV ≤5µm
Thermal Properties Low coefficient of thermal expansion
Chemical Resistance High resistance to water, acids, and organic substances
Transparency High transparency in the visible and near-infrared spectrum
Packaging Cleanroom packed, individual cassettes

Key Features:

  • High Thermal Resistance – Borofloat glass wafers can withstand high temperatures without deforming, making them suitable for high-temperature processing.
  • Chemical Durability – The wafers exhibit excellent resistance to a wide range of chemicals, ensuring longevity in harsh environments.
  • Optical Clarity – With high transparency in the visible and near-infrared spectrum, these wafers are ideal for optical applications.
  • Mechanical Strength – Borofloat glass provides a strong and stable substrate for delicate semiconductor processes.
  • Quality Assurance – Each wafer undergoes rigorous quality control and inspection to meet industry standards.

Major Applications:

WaferPro’s 4-inch Borofloat glass wafers are versatile and can be used in various high-tech applications, including:

  • Semiconductor processing and packaging
  • MEMS (Micro-Electro-Mechanical Systems)
  • Optoelectronics and photonics
  • Sensor technology
  • Biotechnology and medical devices
  • Research and development

Our commitment to quality ensures that our Borofloat glass wafers provide the reliability and performance necessary for cutting-edge technology development.

Quantity Discounts:

WaferPro offers competitive pricing with quantity discounts for bulk orders. For orders of 100 wafers or more, please contact us to discuss customized pricing options tailored to your project’s volume requirements.

Contact Us:

For more information on our 4-inch 100mm Borofloat glass wafers, or to discuss your specific application needs, please contact WaferPro. Our team of experts is ready to provide you with the highest quality wafers and customer service. Reach out to us for specifications, pricing, or lead times.

Packaging for WaferPro 4″ 100mm Borofloat 33 Glass Wafers:

  • All wafers are packed in wafer cassettes made from ultra-clean PP material
  • Each cassette holds 25 wafers
  • Each cassette is vacuum sealed double-bagged in poly & foil antistatic bags
  • All cassettes are designed to interface with automated equipment
  • SEMI compliant

Shipping & Return Policy:

We offer free US standard shipping via FedEx within the continental United States. Customers can expect to receive their order within 2-7 business days after it has shipped. For orders being shipped to Alaska, Hawaii, Puerto Rico, or internationally, additional shipping costs and extended delivery times may apply. Contact us for international shipping quotes or get an estimate on the checkout page. All orders are carefully inspected, packaged, and shipped from our California warehouse.

A tracking number will be emailed to you once your order has shipped.

We want you to be fully satisfied with every purchase.
If, for any reason, you would like to return an unopened sealed product within 30 days of delivery, please contact us to request a return authorization. Approved returns must be shipped back in resalable condition within 45 days of our delivery date. Upon receipt and inspection of the returned product, you will receive a full refund to your original payment method. Shipping fees are nonrefundable. Exchanges for alternative wafer sizes/specs can be accommodated, subject to inventory availability. Please send us details about the exchange you would like to make prior to shipping the original product back. If you receive damaged products or incorrect items, please notify us within 48 hours of delivery with details and photographs documenting the issues. We will provide prompt assistance. Please contact us with any questions about our shipping guidelines or returns process. Our customer service team is available Monday-Friday, 9 AM – 6 PM Pacific. Our email address is sales@waferpro.com.