Repair is compared not for nothing to natural disaster, begins quickly, comes to an end unexpectedly, leaving destructions and the whistling emptiness in a purse. However, quite often ourselves aggravate process, without paying due attention to selection of materials for repair. Most often such small elements as self-tapping screws for a gypsum cardboard profile which to choose among variety of fixing materials suffer happens not easy.
What self-tapping screws do to fix gypsum cardboard?
For fastening of gypsum cardboard metal designs which will serve it as a support are used. Therefore at first it is necessary to choose gypsum cardboard as depends on its quality what self-tapping screws will be for it optimum. For example, for an unary leaf there will be enough length of 2.5 cm, and here such self-tapping screws not to attach a double leaf, length of 3.5 cm will approach better. Optimum width is equal to 3.5-4.8 mm, it is fair for any gypsum cardboard as his producers adjust sheets to uniform standards. But if you after all have doubts, then do not hesitate to consult with the seller what self-tapping screws will be suitable for your gypsum cardboard better.
Of course, in this case it will be necessary to write down parameters of your sheets HL that the seller could make the concrete recommendation. And even better buy all fixture during gypsum cardboard acquisition, you will save both time, and forces on an explanation for the consultant of nuances of your material.
Also there are general councils how to choose self-tapping screws for gypsum cardboard.
- Pay attention to carving frequency. Rare fixes plates better, but can destroy low-quality and fragile gypsum cardboard.
- Examine sharpening of tips of screws. Roughnesses in this part can damage structure of plates that will affect their appearance and durability.
- Material is important too and it is the best of all to choose galvanized self-tapping screws. At the same time the covering has to be put in the electrolytic way.
- Surely see self-tapping screws, to recalculate – superfluous, and here it is worth checking availability of rust and chips. If such defects were found, choose other brand or the seller.
How many it is necessary self-tapping screws on the sheet of gypsum cardboard?
After self-tapping screws are chosen, it is necessary to decide on their quantity. It is the best of all to buy at first small party to check products in business. If claims are not, it is possible to buy in addition necessary quantity if the quality for some reason does not satisfy, financial losses will be insignificant. If you are at a loss with definition how many self-tapping screws are necessary on the sheet of gypsum cardboard, then be guided by the next moments. Fasteners are located with a step of 30 cm if big stability of a design is necessary, then it is reduced to 10 cm. Taking into account these data it will be simple to calculate the exact number of self-tapping screws, relying on the sizes and the number of sheets. Remember that is closer, than 1 cm from the sheet edge self-tapping screws it is impossible to have, otherwise gypsum cardboard can crack.
"