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"Gm" kiln line for goldsmiths

"Gm" kilns are high quality equipment that covers all the requirements of modern goldsmith laboratory.

The long experience and know-how of our company guarantees high quality and ergonomic product design "Gm", while the production of consistently high quality products is ensured.

Καμίνια Αργυροχρυσοχοϊας GM


The insulation of the kilns is made by special lightweight bricks, with high insulating capacity.

Control System
The furnaces are equipped with advanced, user-friendly and practical microprocessors (Controllers) type ATR901. The regulation and control function is performed by fully automated Controllers.
The programming, storage and recall of firing programs is done very easily, while the high technology controller guarantees safe and accurate firing performance of the firing curve.

Click here to view detailed characteristics of the Controllers >>

Heating System
High standard Elements , of open type, allow easy replacement in case of damage. The high quality resistors , ensure a long life span and quality firings of the products

The furnace is equipped with a spy hole on the door. There is also a safety switch which stops the power supply to the heating elements if the door of the furnace is opened while firing.


Dewaxing System "2 in 1"
Special construction, where the pots are placed in the kiln, and the remains of the fired wax is channeled into a collection container beneath the furnace.
The kiln operator can place the pots in the kiln when his shift ends and adjust the furnace to automatically start firing during night time. Once the firing ends, the furnace is automatically cooled down, so that the pots are at casting temperature when the kiln operator starts his shift on the next day.

Fume Filter
The furnace may be equipped with a fume filter. The filter is autonomous and is installed on the top of the furnace. It consists of a chamber able to reach high temperatures and autonomous control panel. The fume filter can be purchased separately.


All our furnaces have a warranty in accordance with EU standards.

Technical & Advisory Support
Along with the guaranteed quality of our products, C.BONIS SA offers high quality services, such as ongoing technical and advisory support, (On Site After Sales Service).

Custom Design
By manufacturing the furnaces in our factory, we are able to design new products and offer suggestions and solutions for kilns that will perfectly meet any personal needs (limitations and peculiarities of space, capacity, special applications etc.)
Our expert technical staff will design and build for you the ideal kiln, implementing the long, successful presence of our company in the area, and the ingenuity and continuous research which have already yielded to the company 5 patents

Dimensions Table
"Gm" kilns for goldsmiths are manufactured in standard sizes as well as dimensions tailored to your personal needs, such as capacity, etc.

Type Usefull dimensions Exterior dimensions Capacity Power kw/h
Width Length Height Width Length Height m3 1200C 1300C
GM 3 13 20 11 38 50 45 0,003 1,5 N/A
GM 8 17 23 19 40 52 47 0,008 2 N/A
GM 13 27 30 24 55 74 46 0,013 2,5 2,8
GM 43 35 35 35 69 82 62 0,043 4 4,5
GM 85 42 45 45 72 110 150 0,085 6,5 7,5

Furnaces of larger dimensions can be found in front load, box type pottery kilns >>

For more information about furnaces in special sizes, tailored to your needs, please contact us - Contact >>