mirror grinding tool

Grinder Bits & Grinder Accessories - Stained .

We stock grinder bits (heads) from Glastar, Inland, GelBits and Aanraku. Grits available include fine, extra fine, standard and coarse (speed) in 1/8", 1/4", 3/4" and 1". In addition to regular grinder bits, we have mirror bits, groove bits, ripple bits and lamp bits. We carry parts for drilling glass such as hollow core drill bits and the FlexShaft drilling tool.


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Mirror-o-Matic mirror making machine - ATM .

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.


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Fast Mirror Grinding & Polishing - The ATMs .

This tool worked fairly well, but progress was slow nonetheless, and I didn't like all the rust stains on everything. As the mirror and tool were slowly pulverized by the grinding process, the iron in the resulting grinding "mud" instantly oxidized.


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Tools for mirror grinding... - CN Classifieds - .

→ Tools for mirror grinding... Tools for mirror grinding... For Sale. Price - $125.00. Ad Number: 189047. Posted: 09 Nov 2019. Please sign in to message advertiser. For Sale: 1) a 9"x2" thick pyrex tool...one side is flat, the other has some ...


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mirror grinding 20 Solutions Just Right For You

Datei Grinding a mirror . Grinding a mirror - draging the tool over 300 mm glass Photo taken during ATM Korenica 2006 in Croatia Datum 5 August 2006 Quelle Eigenes Werk Urheber Ante Perkovic Lizenz Ich der Urheber dieses Werkes verffentliche es unter der folgenden Lizenz Diese Datei ist unter der Creative-Commons-Lizenz „Namensnennung – Weitergabe unter gleichen Bedingungen 3 0 nicht .


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Study on a 5-axis precision and mirror grinding .

Increasing tool posture angle decreases the grain cutting depth to the critical cutting depth from brittle cutting to ductile cutting, but it increases the risk of tool interference. The mirror freeform grinding may be parameterized by material behavior, tool size and posture, grinding conditions and abrasive tool .


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Making a tin mirror. Grinding without tool. - .

07.06.2018 · Page 1 of 2 - Making a tin mirror. Grinding without tool. - posted in ATM, Optics and DIY Forum: Im making a tin parabolic mirror which is 8 inches. Telescopes used to be made of mostly copper and some tin but i wanted to see what would happen with just tin. I have no tool to grind it so i was wondering if it would be possible to grind without a tool into a hopefully almost perfect parabolic ...


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Making a Tile Tool for Mirror Grinding (in 150 .

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15.04.2018 · The condensed process of making a tile tool that will be used to grind my 8.5 inch telescope mirror. Making a mould around the Pyrex disc, mixing and pouring the plaster, sanding, setting tiles in ...

Autor: Zach Dickeson
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Mirror Grinding Tool for a 22" f/4.0 Telescope .

05.08.2016 · Mirror Grinding Tool for a 22" f/4.0 Telescope Mirror. Report. Browse more videos. Playing next. 0:57. Grinding a 12.5-inch telescope mirror with 120 grit.


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Woodware: Mirror Grinding Stand

Mirror Grinding Stand (above) The front view and top views show the Mirror Grinding Stand with its wide base (big enough to walk around on), pedestal, and small top. The top is only a little bigger than the largest mirror you wish to grind. The mirror tool is held to the table with three screwed down blocks and six small wedges.


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Stellafane ATM: Make a Tile Tool

Tiles Grind Away: You may grind through your tiles at the edge, especially if you are making a very fast (low focal ratio) mirror. In that case, you can epoxy a second layer of tiles on over the first. This was done with the tool shown at left. 2. Tiles Come Off: You can see a tile has


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Mirror grinding - scope making

Tile tools grind faster, and you can make 2 mirrors instead of one. Or you can share the costs of a mirror kit with a friend and make a mirror each. A tile tool is a disc poured from cement, with a layer of hard, porcelain tiles epoxied on it.


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Mirror Grinding Tool for a 22" f/4.0 Telescope .

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11.02.2014 · Gordon Waite describes the mirror grinding tool that he used to grind a pair of 22" f/4.0 mirrors for the Binoscope project. The tool is made from dental plaster and ceramic tile.

Autor: GordonWaite
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Stellafane ATM: Materials & Tools

Grits & Pitch. Grits and Polishing Compound are the consumables in the mirror making process. Grits, typically of Silicon Carbide or Aluminum Oxide, in various grades, are used as an abrasive between the mirror and tool to grind the glass. Pitch is used to make a soft, conforming pitch lap for polishing and figuring. It is used with a Polishing Compound such as Cerium Oxide, which is actually ...


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mirror grinder page - jamescrombie

Here are the clamps to possition the tool or mirror on the platter. and the swivel mount to attach the mirror to the overarm The grinder nearing completion, with all the parts inplace but not hooked up yet. The Speed Reducer still has to be aligned and the Variable Speed drive must be aligned to the pulley of the speed reducer.


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Build your own telescope part 1: The mirror – .

Rough grinding. This step is about making one side of the glass concave. ... Our goal is to have the mirror concave and the tool convex. Gravity will help us here: more pressure will be applied on the centre of the overhanging blank and on the edges of the bottom one. Starting rough grinding.


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Joy of Mirror Making: Polishing - BBAstroDesigns

Here is a 25 inch mirror on top of the fine grinding tool with pads applied. And here is the result after 5 hrs of machine polishing starting from a 20 micron aluminum oxide grind. Note that the edge is not as reflective. Materials Needed.


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mirror grinding kit grind and polish telescope .

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.


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Grinding & polishing | FEIN Industrial Power .

Grinding & polishing From rough sanding to mirror polish. Through our wide range of products covering everything from compact angle grinders and high-frequency grinders to die grinders, we offer both hand-guided and stationary tools of between 350 and 3700 W, for applications large and small.


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Homemade polishing machine,Grinding 10" pyrex .

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11.04.2010 · Grinding a 25-Inch F3 Telescope Mirror: Thinning and Flattening the Back - Duration: 10:59. GordonWaite 402,051 views. 10:59. Hogging the Curve on a 20" Quartz Telescope Mirror - Duration: 4:25.

Autor: Alexrusastro
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Joy of Mirror Making: Fine Grinding - .

For large thin mirrors, say 12 inches [30cm] or greater and 1.5 inches [4cm] or thinner, the mirror back must be ground flat, or at least regular in shape before beginning fine grinding the mirror's face. Cast a tool specifically for the mirror's back, and grind with 220 grit, inspecting for low unground spots. Grind until they disappear.


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First time mirror grinding 8" f/5 - Page 4 - ATM, .

18.10.2018 · The mirror's shape would follow the tool's shape, and you might grind away a lot of mirror thickness before getting spherical. Maybe I worry too much. Haven't done it so just don't know. My suggestion is to do a Sharpie test. You can just mark the mirror. Use the next finer grit. Use a circular stroke center of mirror around the center of the tool.


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tut44 Making A Mirror Grinding Tool - asterism

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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 .

Dateigröße: 387KB
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Stellafane ATM: Make a Tile Tool

Tiles Grind Away: You may grind through your tiles at the edge, especially if you are making a very fast (low focal ratio) mirror. In that case, you can epoxy a second layer of tiles on over the first. This was done with the tool shown at left. 2. Tiles Come Off: You can see a tile has


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Fixed post mirror grinder advice - DIY .

01.11.2011 · Basically there are two types of grinding/polishing machine. The 'traditional' type which involves the mirror rotating at a relatively slow speed, a few rpm for a big mirror (16-20 inches) with the tool moving across the mirror, from side to side, at a higher rpm depending on the size of the mirror and/or tool.


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Mirror grinding tile tool - ATM, Optics and DIY .

08.07.2012 · Mirror grinding tile tool - posted in ATM, Optics and DIY Forum: Hi all, Im about to begin crafting a mirror grinding tool out of plaster and tile. In researching how to make the tool, Ive ran across some conflicting instructions. Would I create the tool flat or make it convex in accordance to the final shape of my mirror (an 8 f/8 parabola)?


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GRINDING A TELESCOPE REFLECTOR WITH TOOL-GRINDING .

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GRINDING A TELESCOPE REFLECTOR WITH TOOL-GRINDING DEVICE By George F. Tauchmann Grinding telescope reflectors of 15-inch diameter and over makes it necessary to employ a motor-driven turntable. Small mirrors are generally ground and polished by rotating the tool, fastened to the turntable, and working the mirror blank by hand


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Joy of Mirror Making: Fine Grinding - .

For large thin mirrors, say 12 inches [30cm] or greater and 1.5 inches [4cm] or thinner, the mirror back must be ground flat, or at least regular in shape before beginning fine grinding the mirror's face. Cast a tool specifically for the mirror's back, and grind with 220 grit, inspecting for low unground spots. Grind until they disappear.


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Mirror Grinding Machine

My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telescope mirrors. Dennis Rech's M-o-M designs finally inspired me to just get up and do it. Over the years, I'd been collecting motors, gear boxes, pulleys, etc.


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Making a Dental Stone Tool Method of grinding .

The tool, being a copy of the glass, is also not spherical and thus needs some grinding, along with the mirror, to gain the spherical state. Typically I make a tool in about 30-40 minutes from the time that everything is pulled out until the tool is off of the mirror and the back is cleaned up so that the tool will sit flat on the table top.


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