# Milky Spiral Helix Quartz Tube for Heater

> Milky Spiral Helix Quartz Tube for Heater — a quartz heating / UV lamp. Specs, RFQ checklist and custom sizes to drawing.

- Page: https://machiningglass.com/products/milky-spiral-helix-quartz-tube-for-heater/
- SKU: MG-7B0DAB
- Category: Industrial, Architectural & Appliance Glass > Quartz Heating Lamps & UV / IR Emitters
- Image: https://machiningglass.com/wp-content/uploads/2026/10/Milky-Spiral-Helix-Quartz-Tube-for-Heater.webp
- Updated: 2026-10-24

Product type: Quartz Tube. Application: Chemical, Metallurgy, Casting, Glass.

## Overview

The Milky Spiral Helix Quartz Tube for Heater is supplied as a quartz heating / UV lamp. Listed geometry: size Can Be Customized, can be customized shape. Surface quality 40/60; temperature 1200. Typical applications: Chemical, Metallurgy, Casting and Glass. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.

## Specifications

| Parameter | Value |
| --- | --- |
| Type | Quartz Tube |
| Shape | Can Be Customized |
| Size | Can Be Customized |
| Surface Quality | 40/60 |
| Application | Chemical, Metallurgy, Casting, Glass |
| Purity | 99.99% |
| Working Temperature | 1200 |
| Density | 2.21g/cm3 |
| Soft Point | 1730 Degree |
| Thermal Conductivity | 1.4W/M.Degree |
| https | //dehuilighting0301.en.made-in-china.com/product-list-1.html |
| Supplier | DONGHAIXIAN DEHUI LIGHTING APPLIANCE CO., LTD. |

## Technical data

|   |   |   |   |
| --- | --- | --- | --- |
| Model NO. | DH | Soft Point | 1730 Degree |
| Annealing Point | 1210 Degree | Thermal Conductivity | 1.4W/M.Degree |
| Specific Heat | 680j/Kg,Degree | Surface Quality | 40/60 |
| Shape | Can Be Customized | Size | Can Be Customized |

## What to specify when you request a quote

- **Material** — name the glass (borosilicate 3.3, quartz, soda-lime).
- **OD, ID and wall** — listed as “Can Be Customized”; give outer and inner diameter or wall and their tolerances.
- **Length and ends** — give length, end finish and any closed or flared ends.
- **Straightness and bore** — state straightness and bore tolerance for precision tubing.

## Engineering guides for this part

For material grades and coating options, see [JGS1 Quartz Glass for UV Optical and Precision Components](https://machiningglass.com/materials/jgs1-quartz-glass-for-uv-optical-and-precision-components/). How parts like this are machined and finished is covered in [Precision Bore Glass Tubing Processing: End-to-End Manufacturing for Industrial Buyers](https://machiningglass.com/capabilities/precision-bore-glass-tubing-processing-end-to-end-manufacturing-for-industrial-buyers/). For an application example, read [Why Quartz Glass Components Excel in Coffee Machine Heating Modules](https://machiningglass.com/applications/why-quartz-glass-components-excel-in-coffee-machine-heating-modules/). Before sending a drawing, check [Thermal Conductivity of Quartz Glass & Fused Quartz: A Process Guide](https://machiningglass.com/resources/thermal-conductivity-of-quartz-glass-fused-quartz-a-process-guide/).

## FAQ

### What sizes and thicknesses are available?

The listing gives size Can Be Customized. Custom outlines and thicknesses are made to drawing; state the tolerance you need.

### Where is this quartz heating / UV lamp used?

Listed applications: Chemical, Metallurgy, Casting and Glass.

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

Include material, od, id and wall, length and ends and straightness and bore, 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=19523#mg-rfq

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