# High Precision Quartz Glass Plate for Scientific and Optical Instrumentation

> High Precision Quartz Glass Plate for Scientific and Optical Instrumentation — a precision glass plate / sheet: Quartz. Specs, RFQ checklist and custom…

- Page: https://machiningglass.com/products/high-precision-quartz-glass-plate-for-scientific-and-optical-instrumentation/
- SKU: MG-CEC614
- Category: Perforated & Shaped Plates > Precision Glass Discs, Plates & Sheets
- Image: https://machiningglass.com/wp-content/uploads/2026/10/High-Precision-Quartz-Glass-Plate-for-Scientific-and-Optical-Instrumentation.webp
- Updated: 2026-10-24

Product type: Quartz Plate. Application: Chemical, Ceramic, Glass, Semiconductor. Model: WTK-Quartz.

## Overview

The High Precision Quartz Glass Plate for Scientific and Optical Instrumentation is supplied as a precision glass plate / sheet made from Quartz. It is used in Chemical, Ceramic, Glass and Semiconductor. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.

## Specifications

| Parameter | Value |
| --- | --- |
| Material | Quartz |
| Type | Quartz Plate |
| Application | Chemical, Ceramic, Glass, Semiconductor |
| Model NO. | WTK-Quartz |
| Density | 2.2g/cm3 |
| Color | Transparent |
| Flexural Strength | 67 MPa |
| Compressive Strength | 1100 MPa |
| Thermal Conductivity | 1.4 W/M.K |
| Index of Refraction | 1.4585 |
| Supplier | Xiamen Wintrustek Advanced Materials Co., Ltd. |

## Technical data

| Parameter | Value |
| --- | --- |
| Typical Grades | JGS1, JGS2, and JGS3 |

| Parameter | Value |
| --- | --- |
| Properties / Material Grades | Value |
| Purity | 99.99% |
| Color | Transparent |
| Density (g/cm3) | 2.20 |
| Compressive Strength (MPa) | 1100 |
| Flexural Strength (MPa) | 67 |
| Mohs Hardness | 5.5 |
| Thermal Conductivity (W/m·K) | 1.4 |
| Thermal Expansion Coefficient (cm/cm·°C) (20-350°C) | 5.5x10-7 |
| Specific Heat (J/kg.°C) | 670 |
| Max.Working Temperature (ºC) | 1200 |
| Softening Temperature (ºC) | 1600 |
| Melting Point (ºC) | 1750 |
| Index of Refraction | 1.4585 |

## What to specify when you request a quote

- **Material** — listed as “Quartz”; name the glass or quartz grade.
- **Outline and thickness** — give outline, thickness and tolerances.
- **Holes, slots and features** — dimension every hole and its position tolerance on the drawing.
- **Edges** — state edge finish and chamfer.
- **Surface** — state polish and flatness where they matter.

## Engineering guides for this part

For material grades and coating options, see [Custom Borosilicate Glass Sheets Cut to Size: Precision and Performance](https://machiningglass.com/materials/custom-borosilicate-glass-sheets-cut-to-size-precision-and-performance/). How parts like this are machined and finished is covered in [Glass Wafer Cutting, Dicing, and Coring: Precision Manufacturing Process](https://machiningglass.com/capabilities/glass-wafer-cutting-dicing-and-coring-precision-manufacturing-process/). For an application example, read [Custom Perforated Quartz Plates for Appliance Airflow Sensors](https://machiningglass.com/applications/custom-perforated-quartz-plates-for-appliance-airflow-sensors/). A related standard product is [Custom Ultra-Thin Quartz Glass Disc](https://machiningglass.com/products/custom-ultra-thin-quartz-glass-disc/).

## FAQ

### What is the High Precision Quartz Glass Plate for Scientific and Optical Instrumentation made of?

It is listed as Quartz. Other grades can be quoted if your application needs different transmission, thermal or chemical properties.

### Where is this precision glass plate / sheet used?

Listed applications: Chemical, Ceramic, Glass and Semiconductor.

### What should I include in a quote request?

Include material, outline and thickness, holes, slots and features, edges and surface, plus quantity and a drawing if the part is custom.

## Request a quote

Send drawings, tolerances and quantity: https://machiningglass.com/contact/?rfq_product_id=14121#mg-rfq

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Source: Custom Precision Glass Machining — https://machiningglass.com/