you wont find psa rolls in those grits from anyone because they would just clog up if hand sanding. fine grits like that are not meant for blocking really. if you do it needs to be done wet and psa doesnt work on a wet block. your stuck wrapping wet/dry paper around a block.I cant find SUNMIGHT 1000, 1500 PSA Rolls for Blocking.........I dont undertand when You use
Finishing Discs and when you use LINEAR Blocks long blocking ???
You can get those grits as PSA rolls all the way up to 2500. I get 1000 rolls from Finishing Focus to block urethane wave.you wont find psa rolls in those grits from anyone because they would just clog up if hand sanding. fine grits like that are not meant for blocking really. if you do it needs to be done wet and psa doesnt work on a wet block. your stuck wrapping wet/dry paper around a block.
Lizer what size blocks are you using for urethane wave?You can get those grits as PSA rolls all the way up to 2500. I get 1000 rolls from Finishing Focus to block urethane wave.
Super-Flex 2.75" Wet/Dry PSA Sanding Rolls
Super-Flex 2.75" Wet/Dry PSA Sanding Rolls are extremely flexible sandpaper that can be used both wet or dry. Excellent for finishing applications. Unlike traditional abrasives Super-Flex is pre-stretched, allowing it to bend and flex on curved surfaces and shaped sanding blocks. Features a...www.finishingfocus.com
16” black Diamond blockLizer what size blocks are you using for urethane wave?
I think maybe telling your painter that you found a better way on the internet might not be a winning strategy. I would just let him do it the way he knows. What he has done so far looks outstanding…My 70 Camaro has been based & cleared with SPI Universal Clear on 4/13/24
and sitting since. I am the owner and NOT the painter...........My Painter "Dan"
is asking me to buy 800, 1200 1500 rolls of 2.75 PSA wet paper.......to use
with the Linear Blocks.......I'm seeing the Super Fle Brand and Linear Brand...........
Also been reading here where Jim and others use Dry Discs to sand their clear
Is there ANY conclusion on how "best" to sand polish SPI Universal Clear............
Thanks if youd be willing to help View attachment 30854View attachment 30855View attachment 30856View attachment 30857