The tiles are placed into a rubber drum, along with a mixture of rocks, sand and water. As the tiles are rotated within the machine, the other aggregate and liquid in there acts to gently wear down the edges, leaving a softer-looking natural stone which often has a slightly chalky appearance.
How is Indian stone cut?
Stone can be cut using circular saws, but the most advanced, productive and efficient technique is to use steel wire saws with diamond collars, like those found at Marshalls cutting-edge production facility in Yorkshire.
Is Indian sandstone any good?
Yes, Indian sandstone driveways make robust, timeless beautiful entrances – the subtle colours and glisten of natural stone makes a fantastic setting for all kinds of homes. Indian sandstone driveway blocks are thicker than patio paving (about 50mm) and they’re as tough as any block (natural or concrete) on the market.
What is the mix for laying Indian sandstone?
Techniques for laying Indian sandstone paving are different, the thickness variation of Indian Sandstone requires it to be laid on a 4 parts sharp sand: 1 part cement semi dry mix. The wetter mix allows the finished height of individual paving slabs to be adjusted to counter the variation in thickness.
Does Indian sandstone break easily?
The slabs could almost be broken by hand in some instances. Generally speaking, silicon is a tough material. This is the reason that sandstone can be a very hard stone. … The softness of the rainbow Indian sandstone often means that this paving can be damaged in transit, but also in installation.
Does Indian sandstone last?
Indian sandstone paving can have a very long lifespan if installed and maintained properly. With a cheap installer and poor care you can expect 2 – 10 years from your paving. With a solid base and repointing every few years you can in theory get 30 – 50 years from your paving or perhaps more.
Is Indian sandstone hard?
All Indian sandstone sold by Marshall’s will have a flexural strength of no less than 12.9mpa. The Flexural Strength of a stone gives an indication of how strong the stone is. The higher the number, the less chance it has of failing or delaminating once in-situ.
Do I need to prime Indian sandstone?
Laying sandstone paving should only be done with a full wet bed of Mortar at a ratio of 5.1 sand and cement and the slabs should be primed individually before laying using a slurry primer to aid with adhesion and to prevent salt blooms.
Can you lay Indian sandstone in the rain?
Rain stops play – damp sand won’t brush! … Flags, setts, cobbles, block paving and loose aggregates can be laid during damp weather as long as the laying course, whether it is a cementitious material ( mortar or concrete ) or an unbound aggregate (sand, grit, whin dust) is not overly wet.