Our leading products have crushing equipment, sand making equipment, mobile crusher;The products includes five series: crusher, sand making machine, powder grinding mill, mineral processing equipment and building materials equipment.
Nov 06 2013 page 1 of 2 - 24 f6 thin telescope mirror grinding 34 plate - posted in atm optics and diy forum: a friend and i have decided to grind this as a fun yet challenging project i have ground and polished several mirrors including a 6 85 92 and 147 quartz mirror i have decided to take the next step with this ultra-thin setup i know it is bordering on the edge of extremely thin with a 32 .
High pressure grinding machine is also called pulverizer machine or flour mill. High pressure grinding machine is widely used in mining, metallurgy, chemical industry, building materials industry..
The final product particle size is 325 mesh -1800 mesh size and they can be adjusted according to different requirements..
Lime briquetting machine is also known as lime briquette machine, lime pressure ballmachine, or lime ball press machine..
Because of its high humidity and strong stickiness, the coal slime can’t be dried by the traditional drying equipment..
Fote is a well-known cone ball mill machine manufacturer and cone ball mill supplier in Henan, China. Welcome to take a visit to get more detailed information about the equipment. We will always at your service..
The wheel-mounted mobile impact crusher as a kind of mobile impact crushing plant adopts the star product of our company: the impact crusher. As a leading rubber-tyred mobile impact plant.
Rotary kiln is also known as lime rotary kiln. According to different processed materials, rotary kiln can be divided into cement kiln, metallurgy chemical kiln and lime kiln..
The silica sand can be dried by the silica sand dryer or the quartz sand drying machine made by our company as the leading Chinese silica sand dryer manufacturer and supplier..
Zhengzhou, Henan, China
If one of our standard telescope mirror blanks isnt exactly what youre looking for advanced glass can custom make a telescope mirror blank to your specifications agi can manufacture mirror blanks up .Get Price
Aluminum grinding 2005 good afternoon sirs i have some questions i need quote one aluminum plate of 16 x24 x0500 but the customer requirement is aluminum tooling plate with grinding and mirror finished the customer show me a sample and its likes a mirror the customer comment me that he need the grinding finished by motives of flatness.Get Price
12 inch mirror blanks 34 thick: $69 s&h (16); shipping prices are to the usa - not shipping outside the us sorry combined shipping is possible - write for a complete mirror making kit with all abrasives polishing compounds pitch and grinding tool included please see our buy telescope mirror .Get Price
What began as a leisurely mirror-grinding exercise is turning into a race against time hopefully we have caught this soon enough chapter five: the 30 micron and 12 micron stages august 20 2000 this was the first of our double-length sessions four of us showed up early to .Get Price
Aug 26 2012 page 1 of 2 - grind mirror blank flat on back - posted in atm optics and diy forum: im getting ready to start grinding my plate glass mirror blank i ve been reading and reading on procedures a few times now ive come across the comment to make sure to grind the back of the blank flat before starting to grind the curve in the front one person said to grind it flat even if it looks flat.Get Price
Fine grinding: i change from my rough grinding area to my fine grinding and polishing area after 220 not before 220 is still gritty stuff the w stroke: this is a casual way of describing any stroke that goes forward and backward while progressing left to right or right to left on the mirror.Get Price
Unfortunately the cost of mirror grinding kits and pyrex blanks has increased significantly in recent years to the point where any savings from making a mirror versus buying one are minimal at best yet the larger the mirror you make the more money you can save when compared to buying a mirror already made and before buying a kit surf the .Get Price
How to make your own telescope mirror: fig 1 this is a large piece of glass a woman off craigslist gave me it was 40 x40 and 075 thick its what i decided to use to make the mirror cutting it into smaller sections can be difficult but scoring it with a glass cutter and tapping the.Get Price
Method of mirror grinding 1 balance and dressing grinding wheel 1) balance the grinding wheel after the grinding wheel is installed with the flange the first static balance is performed and then the end face and outer circle are trimmed on the grinding wheel shaft and then the precise static balance is performed (2) dressing the grinding .Get Price
A grinding stone or abrasive stone harks to an earlier day in the history of glass cutting but still has its value when used in conjunction with good solid glass scoring and breaking technique in the pre-grinder days these stones were de rigueur for the well equipped glazier and to put it .Get Price
Im trying to fit a pre-cut mirror glass (rescued from a $5 wal-mart mirror) into the back of a shadow box the mirror itself is not quite square so there is one corner and part of the adjacent edge which wont quite fit into box (about 05 mm overlap) if this was wood or plastic id grab some sandpaper and bring the edge down to fit.Get Price
in his codice atlantico leonardo offers two of sketches of mirror making machines one machine is designed for grinding concave mirrors of small focal length the other machine a much larger piece to implement grinds mirrors of large focal lengths though leonardo da vinci creates sketches of mirror grinding one .Get Price
Mar 06 2006 the larger one is for grinding and polishing mirrors and is also used at higher speeds to centrifugally cast resin mirrors an experiment i am playing with in my spare (sic!) time the smaller mirror is used for power wrapping epoxy impregnated fiberglass around mandrels for making tubes and cylindrical components for open trusses.Get Price
A good starter size is the 150 mm (6 ) mirror a 200mm (8 ) will also work most atm books and websites recommend a pyrex mirror blank but in my opinion annealed plate glass is better for this first learn and practice mirrorit is cheaper it is softer and grinds faster needing less abrasives and with these small sizes the low expansion glass like pyrex has no practical (visible at .Get Price
All our mirror kits contain a pilkington float glass mirror blank and grinding tool these arefinished with fine ground edges 180 grade first stage ginding powder 400 grade ginding powder 303 grade smoothing powder top quality cerium oxide polishing powder.Get Price
Mirror grinding machine construction log mirror seems to be almost finished maybe an 18 of pits showing up with the laser pointer my buddy garth arsenault brought up his tester and gave me a quick course in its use aug 25 2003 i was a little dismayed at the first results of the foucault test .Get Price
Henery draper mirror grinding machine perkinspreschoolcom draper hindletype machines and improved by lord rosse and more recently by henry draper an american astronomer a rotating plate 1 supporting the mirror be surrounded by a container which will collect the excess polishing product dripping from the figure c draper machine.Get Price
Mirror plate grinding machine dendrotekturach mirror plate grinding machine immoq 2020-6-22 skybadger mirror grinding machine the mirror machine came to me as a result of astronomical horsetrading swapping a large gem mount and a 8 newtonian ota for the machine as it was and a start kit consisting of two 6 blanks and the grit rouge and pitch to manufacture a mirror the grinding .Get Price
Mirror-o-matic grinding machine when i decided in 2009 after a ten-year break to get into mirror making again it quickly became clear to me that i would need to construct machine as hand grinding big mirrors is not something very beneficial for the hands of a musician.Get Price
May 12 2019 so 12 years ago i was given a small 14 aluminum boat by my loving admiral i used the boat a ton and caught fish all over the state with it about 7 years ago life changed and the boat was stored for awhile i got it back out 3 years ago and started to.Get Price
Dec 15 2014 we use both hands to make the mirror travel in a circular path in either direction for about 6 turns grinding the center of the mirror mostly against the edge of the tool (this needs to be demonstrated!) wide strokes are good but the center of the mirror must not get too close to the edge of the tool at first this motion will be very very .Get Price
In our grinding shop we most commonly discuss surface finish standards of 64rms and 32rms our standard blanchard ground finish is 64rms and our standard surface grinding finish is 32rms pgi standard machining surface finish is 125rms unless otherwise specified surface roughness chart.Get Price
In grinding your mirror you will remove glass from the surface (for a typical 6 or 8 mirror not more than 14 ) you would not like to grind into a bubble and leave a defect in your mirror surface therefore you should avoid using any surface that has bubbles so close to the surface you risk exposing them.Get Price
Throughout the grinding and final lapping stages the objective has been to reduce pits and scratches to the smallest possible size however no amount of grinding can produce a surface smooth enough or sufficiently transparent to meet the needs of a first-class telescope objective different techniques are .Get Price
Making a mirror grinding tool by allen malsburry the average person would never think i can make my own telescope most amateur astronomers believe i can buy a better telescope than i can build neither is actually correct for many decades now amateur .Get Price