| Slot vote | ★ ★ ★ ★ ☆ |
| Episode min | 0.25$ |
| Max episode | 50$ |
| Payline | 27 |
| Free spins number | 10 |
| software |  |
| Features | Description and photos |
| Bonus Games | Altre Slot Machine |
| Report a problem | Play for free |
Truelab presents us with a very particular online slot, set under water. These are Mining Factory, whose free demo is available below! You don't even have to lose the online review with all the tricks to start the special modes!
Dive into the special adventure that is proposed by TrueLab, the young software provider creator of Mining factory.
Thanks to this online slot you can discover up close how the imaginative submarine industry works. The manta will be the main protagonist, which will control everything from above the rollers and help to start the special functions.
How to play mining factory
To play for free at the video slot mining factory you need to be more than 18 years old and start the demo here on our site.
Then it is important to know which symbols they make the slot, both classic and special.
The classic ones are:
- The penguin in the oblò
- the yellow "B"
- the computer screen
- green flowers
- The 3 colored letters
iSpecial symbols Available in mining factory are:
- Il Wild, which is represented by the machine with the writing that describes it. Has the role of Substantive of all classic symbolsnull This will allow to obtain a greater number of winning combinations.
- lo Scatter Scarabeo, which will be necessary to kick off the bonus mode of free spin.
- lo Energy shield which thanks to its combination will offer special victories and start i Power Spin.
- Il Coin Exchange Bonus, which is depicted from the increasing graph, will start the bonus game.
Generic information and episode limits
The video slot of the software house TrueLab proposes one high volatility And this means that there will be few winning combinations at the number of number, but with interesting values.
Il Back to the player instead it is 96.40%, a value above the classic average.
Talking about Episode, the minimum selectable it is equal to 0,25$ while the Maximum reaches $ 50.
Scheme and game graphics
The composition of the mining factory scheme is very classic, composed of 5 rollers and 3 lines. The payment lines Instead they are 27 And fixed.
The graphics are very precise, the details are present in each symbol but also in the background of the slot itself. The colors are vivid and bright.
Recommended slot machine
Let's not miss the proposal of another slot online gratuita Robby The Illusionist, always of the Truelab company.
A famous fish Marlin will entertain all the circus audience with its magical illusions.
Detailed description of the bonus
Free Spin di Mining Factory
The free laps of this slot machine are activated thanks to the combination on the rollers of 3 or more scatter symbols of the cockroach.
Obtaining them on the screen in fact they will have in return:
- per 3 Scatter 4 Free Spin
- per 4 Scatter 7 Free Spin
- per 5 Scatter 10 Free Spin.
During this function all symbols Wild si trasformano in Expanding Wild and they will cover the entire appearance roller.
Power Spin
The second special function of this slot is the Power Spin which is activated following the collection of 100 Energy symbols during the base game.
In return the mode gives 5 free laps during which the symbols Wild they will become both sticky that Expanding.
Coin Exchange Bonus
The last special mode of this mining factory slot machine is the Coin Exchange Bonus.
To start it, it is sufficient that the rollers appear the Bonus uphill graphicnull At this point the game window will change by showing 4 screens. The player will have to choose one by discovering the final victory, between a value ranging from 25x to 2,500x.
