# Refractory brick drilling system — RD80

> For process nozzle 4 ... 6" or DN 90 ... DN 175

- Catalog code: rd80
- Model: RD80
- Category: Temperature measurement › Accessories - Temperature
- Product page: https://avigan.com.ua/wika/en/products/rd80
- Price: on request
- Supplier: AVIGAN (TOV VIKA Prylad), official WIKA partner in Ukraine

## Overview

The WIKA refractory brick drilling system and suitable bit assembly is used to drill straight, accurate and centre line holes, through the refractory brick ...

## Applications

- The use of the WIKA refractory brick drilling system produces the required straight hole on the centre line of the process nozzle transition

## Special features

- New installations shall be equipped with ASME 6" [DN 150] process nozzles
- Discuss existing process nozzles such as 2 ... 4" [DN 50 ... DN 100] with WIKA authorised engineers
- WIKA refractory brick stopper is available as part of the WIKA refractory brick drilling system
- Available for immediate shipment

## Specifications

| Parameter | Value |
|---|---|
| model | RD80 |
| product family | RD |
| short description | Refractory brick drilling system for creating straight, accurate holes in refractory brick lining for process nozzles 4 ... 6" or DN 90 ... DN 175, ensuring proper fit for high-temperature thermocouples. |
| subcategory | Drilling system for thermocouple installation |
| languages in datasheet | en |
| process connections | ASME 4 ... 6"; DN 90 ... DN 175; ASME 4...6"; DN 90...DN 175 |
| power supply | 230V |

## Datasheet tables

### Specifications

| Flange size | ASME 4 ... 6" or DN 90 ...DN 175 |
|---|---|
| Process nozzle ID | 3.44" [87 mm] or larger |
| Nozzle height and refractory brick thickness | Up to 17.72" [450 mm] with basic drill bit Add extension piece if longer length is necessary |
| Hole size | 1.61 ... 3.58" [41 ... 91 mm] Others on request |
| Drill bit | Diamond core type incl. water cooling system |
| Drilling machine | Powerful 2,200Wmotor Nominal voltage 230V Rated speed 0 ... 510 / 0 ... 1,150 / 0 ... 2,500 rpm |
| Accessories | ■ Water tank incl.pump ■ Copper sealing ring 1 ¼" ■ Quick and easy coupling ■ Water hose extension 5 m[16.4 ft] ■ Drill bit extension; length as required 7.88 ... 19.68" [200 ... 500 mm] or longer |

## Documents

- [ds_ac8023_en_co_d4ff4c](https://avigan.com.ua/wika/docs/wika/ds_ac8023_en_co.pdf) — PDF, 706 KB, en