how to cut / polish undermount sink in granite by hand,a quick tutorial on how i like to cut and polish an undermount sink in granite, quartz or marble. can be a little tricky at first, but becomes easier the mor....changing the shape and size of a sink cutout in a granite,if there are clips then the sink usually can be removed by loosening the fasteners, heating up the sealant between the the sink and the granite with a heat gun and with a stiff putty knife, cutting the bond between the granite and the sink..
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granite is a very hard stone and you'll never be able to cut it in place properly. front and back of the sink should already have a metal bar reinforcement from factory. look underneath. again, do not do it, keep what you have.
cost depends totally on your configuration and granite thickness (which can vary from 3/8' to 4 inch in different kitchens) and access, but i be would be very surprised if the old sink removal, cutout cost and new sink install were less than $400 and possibly much more - plus the cost of the sink, and maybe $200-300 or so plumber cost depending on plumbing mods needed to configure piping to the new sink.
before you are going to cut the granite for the sink you need to place it on the countertop for checking that the granite is fitting perfectly or no. for this you can take a whiteout pen painter’s tape. it will keep the area on track to cut. be careful from breaking or damaging it.
after many years in the countertop industry, we’ve come across many homeowners asking if their granite countertop can be cut or modified to fit their new cooktop, fridge or new sink. surprisingly, the answer is yes, this can be achieved, with the help from surfacelink of course!
to safely cut granite, lay a piece of masking tape over the line you plan to cut, then draw a straight line over the tape with a marker. fit your circular saw with a diamond-cut blade, then turn on the saw and carefully begin cutting into the granite.
my sink base ended up being 36' and during templating the templater asked if i still wanted the smaller sink, since i obviously could get a larger one, but i stuck with the 23' sink. when the granite was installed i almost panicked - the sink looked lost in there because of the expanse of granite.
countertops is the search the list category for this type of work - and i would expect probably in the $400-800 range if normal thickness granite (1' or less) depending on back clearance for the saw (wall or backsplash to cut line clearance) - maybe 50% more or so if 1-1/4 to 3 inch thick because the wear and tear on the diamond cutting tools is fierce on thick countertops.
put a diamond blade in a grinder, mark your cuts with blue painter's tape, and go to town. blade direction is important, you want the dust going into the cabinet. wear ppe, have someone holding a shop vac or two as you're cutting, and cover the sink cutout as you cut. open all the doors and windows please.
surprisingly, granite, marble, quartz, including casearstone benchtops can be modified to accept larger or the same size sinks and cooktops (hotplates). you can also adjust the overhangs on islands and counters. cut stone benchtops including cutting caesarstone for hotplates, sink or new taps.
and under mount sink will leave you about 4 inches of granite in the front as opposed to maybe 2 1/2 inches for a drop in sink or cooktop cut out. meaning this would break when caring or
alibaba.com offers 3811 cutting granite for sink products. source: i.ytimg.com. when it comes to measuring your sink size to cut the sink hole in your new granite countertop, your measurements depend upon the type of sink you install. and whether cutting granite for sink is none, 1
i would think that you could remove the old sink and then someone could cut a larger hole onsite based on the template for the larger sink. i would guess the new sink would have to be an overmount, meaning the lip of the sink covers the edge of the granite.
simply find a sink that fits the current countertop hole size (or cut a hole for a brand-new countertop). then, drop the sink into the hole, mounting it in place from above. farmhouse
then, lay the new countertop over the existing section. carefully mark where you will need to cut on the edges of the counter if it is not quite the right size. make any additional cuts as needed. then, lay the new countertop in the hole and apply adhesive to all three sides (one side will face out toward your kitchen and won't need adhesive).
personally, i would find a sink that is as close as you can, or just bigger. talk to several granite counter top companies, and have them bid on coming out and cutting/polishing to match the new sink, and have them install the sink. they will handle all of it. basically, u/miken77386 nailed it in his post. 2.
in this course, follow along with paul's toolbox and discover how to cut a granite countertop with undermount! watch through the entire process. from cutting the countertop to drilling faucet holes in the granite, let this lesson be your guide to cutting your granite countertop. learn to improve your home with help from paul's toolbox!
the key dimensions: to maintain the strength around a sink cut out, we recommend a minimum of 90mm of granite at both front and back of the cutout. if there is a tap hole to cut into the back section of the granite we recommend a minimum of 125mm at the back. for example: if the finished depth of the worktops is going to be 615mm with the tap
this undermount sink cut and polish kit is created for diy homeowners and contractors who needs to cut and polish undermount sinks. with research and customer feedback, we found that this undermount sink cut and polish kit will provide the best tools and value.
how do i cut out a hole for a self-rimming sink? self rimming sinks are sinks that lay on top of the granite and typically have a rim that is one-half inch larger than the hole (cut-out) they fit into. most newly purchased sinks either come with a paper template or describe the cut-out and give dimensions. in either case the template or dimensions must be transferred to the granite where the sink is to be placed. it is
it’s a bit difficult to see in the before picture, but the right side of the corian sink is cracked. i cut out the old sink and installed the new drop in. our customer was thrilled with the work and new sink. in this instance we used a different type of sink but often times we can install the same corian sink, if
razor blade. reciprocating saw. step one: remove the old sink. using a razor blade, cut through the old silicone around the edge of the basin and unhook the plumbing. don’t forget to turn off the water! as you can see we have one strip of granite across the front that needs to be trimmed. step two: cut the granite.
drop-in sinks can be used to replace an old sink or installed in new countertops. undermount kitchen sinks are recommended when installing new granite or solid surface countertops. undermount installation adds a luxurious and professional look to kitchen design and maximizes countertop space. by installing your sinkology granite kitchen sink under counter it makes wiping countertops easy and
that is what we at sinai marble & granite asked ourselves two years ago when we where a small shop in a garage and were sick of making amateur sink cut-outs that were as lumpy as a camel’s back. i can do a sink cut-out without a hard template, but it takes a lot of skill and concentration.
once the sink is removed, make a simple template of the granite on a double piece of cardboard, hold it up from bottom, pull a pencil around then cutout slightly larger, as the lead is about 3/16ths inch from actual size. pay attention to the back, and corner radius‘s for your new sink.