The most popular composite product can be pointed to the manhole cover.
The unique and composite features of this product are able to bring the composite manhole door to a good position among other products.
Many of the problems and risks of metal manhole door, are solved/managed in composite manhole doors. Amends like:
1. Stolen of metal doors and covers due to their expensive price.
2. Failure in contact of acidic liquid because of their metallic based materials
3. etc...
The manufacturing structure of composite manhole doors due to the precise and low error impressions is a form that has the lowest error and slip when installing and pasting in frames.
The composite manhole covers is installed in a composite frame in order to reduce error and amends.
A composite manhole valve also has special features.
1. Electrical Resistant
Due to the composite structure of these valves, the electrical transmission from the surface layers is not possible to the inner layers of the valve.
2. High durability in high pressures and heavy weights
In places where there is a lot of vehicle traffic or even warehouses and factories that have heavy vehicles, composite manhole doors can be one of the best options because of its structure.
3. The possibility of customizing the composite valve
These doors are produced by molded method. Can be produced by ordering arbitrary templates in desired size and logo. It is also possible to install screws for these doors.
Matin technical design Co. has done a project for the gas company, which is a sensitive environment in electricity field.
Description of the project has been done as follows:
420 manhole doors in 320 mm diameter was produced on December in 2014.