Ganesh Multitech EngineeringGANESH MULTITECHENGINEERING PVT. LTD.

Manufacturing guides

Sheet metal manufacturing guides

The engineering behind stamped, laser-cut, formed, welded and coated parts: tolerances, tooling, coating failures and what a drawing needs before it can be quoted. Written and reviewed inside the Ganesh plants.

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GANESH MULTITECH · ENGINEERING DRAWING SETGM-STA-645STATION 1 · PIERCESTATION 2 · FORMDEVELOPED BLANK · 2.0 mm CRCADIE SECTIONDIE SECTION · PUNCH / DIE CLEARANCEBLANK LENGTHSTRIP WIDTHPROGRESSIVE STATIONSPILOT HOLESCLEARANCE 5–8% tPRESS RANGE20–300 TPUNCHING250 TTOOLINGin-housePROCESS ROUTECOILBLANKPIERCEFORMINSPECTPART / PROCESSSTAMPING PRESSESMATERIAL / FINISHCRCA · STAINLESS · ALUMINIUMSCALE 1:1 · REV A · ISO 9001 / 14001GANESHMULTITECH.COM/BLOGDRAWN IN-HOUSE · NOT TO SCALE
Stamping10 min read

Deep drawing design rules for production parts

Deep drawing design rules that decide whether a cup forms in one stroke: draw ratio, blank diameter, punch and die radii, clearance and tooling route.

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GANESH MULTITECH · ENGINEERING DRAWING SETGM-GEN-669ACOUSTIC CANOPY · DG SETSKID BASE · LIFTING POINTSINTAKEEXHAUSTPANEL SECTIONPANEL SECTION · LININGFREE AREA SET BY LOUVRECANOPY LENGTHHEIGHTLOUVRE BANKACCESS DOORLININGBASE FRAMEwelded skidLOUVREfree area calc.COATING7-tank + powderPROCESS ROUTECUTFORMWELDPRETREATCOATPART / PROCESSGENSET CANOPY ENCLOSURESMATERIAL / FINISHCRCA · STAINLESS · ALUMINIUMSCALE 1:1 · REV A · ISO 9001 / 14001GANESHMULTITECH.COM/BLOGDRAWN IN-HOUSE · NOT TO SCALE

Bending for genset canopies and panels: skins, louvres, doors

Bend radii, return depths and corner details for genset canopy skins, louvre frames and access doors, with the coating and squareness checks that follow.

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GANESH MULTITECH · ENGINEERING DRAWING SETGM-STA-302STATION 1 · PIERCESTATION 2 · FORMDEVELOPED BLANK · 2.0 mm CRCADIE SECTIONDIE SECTION · PUNCH / DIE CLEARANCEBLANK LENGTHSTRIP WIDTHPROGRESSIVE STATIONSPILOT HOLESCLEARANCE 5–8% tPRESS RANGE20–300 TPUNCHING250 TTOOLINGin-housePROCESS ROUTECOILBLANKPIERCEFORMINSPECTPART / PROCESSSTAMPING PRESSESMATERIAL / FINISHCRCA · STAINLESS · ALUMINIUMSCALE 1:1 · REV A · ISO 9001 / 14001GANESHMULTITECH.COM/BLOGDRAWN IN-HOUSE · NOT TO SCALE
Stamping10 min read

How to select press tonnage for a sheet metal part

Size a press from cut perimeter, thickness and shear strength. Worked tonnage for CRCA, stainless and aluminium, plus the 80% load rule.

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GANESH MULTITECH · ENGINEERING DRAWING SETGM-ELE-595GUIDE RAILS · 500SHOE DETAILSHOE / BRACKET INTERFACEEN 81-50 · ISO 1461 ≥85 µmRAIL GAUGEFRAME HEIGHTCOUNTERWEIGHTSHOEBRACKETFRAMEScounterweight / carWELDINGfixture MIGCOATINGpowder, in-housePROCESS ROUTECUTFORMFIXTUREWELDCOATPART / PROCESSELEVATOR COMPONENTSMATERIAL / FINISHCRCA · STAINLESS · ALUMINIUMSCALE 1:1 · REV A · ISO 9001 / 14001GANESHMULTITECH.COM/BLOGDRAWN IN-HOUSE · NOT TO SCALE
Elevators12 min read

Elevator buffer bracket: design, materials and manufacturing

An elevator buffer bracket carries the car's buffer reaction into the pit: the 665 J impact case, a 7 kN design load, 12–16 mm plate and a level seating face.

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GANESH MULTITECH · ENGINEERING DRAWING SETGM-DAT-77019 IN · 42U RACK FRAMESTATIC LOADRAIL DETAILRAIL HOLE PATTERN · 44.45 mmEIA-310 · IEC 60297-3-100482.6 mm42UU PITCHRAILMASKED BONDRACK WIDTH482.6 mmHOLE PITCH44.45 mmCOATINGmasked bondsPROCESS ROUTECUTFORMWELDCOATASSEMBLEPART / PROCESSDATA CENTRE RACKS ENCLOSURESMATERIAL / FINISHCRCA · STAINLESS · ALUMINIUMSCALE 1:1 · REV A · ISO 9001 / 14001GANESHMULTITECH.COM/BLOGDRAWN IN-HOUSE · NOT TO SCALE

Bending for rack frames and cabinets: 19-inch geometry

How bend position and radius set 19-inch rack geometry: rail pitch, rack-unit alignment, door fit, earthing and the coating spec a data centre buyer asks for.

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GANESH MULTITECH · ENGINEERING DRAWING SETGM-RAI-842COACH INTERIOR PANEL · RDSOFIXING CENTRES FROM VEHICLE DATUMPANEL SECTIONPANEL SECTION · FINISHMILL CERT · BATCH TRACEPANEL LENGTHHEIGHTWINDOW CUTFIXINGFILM BUILDEVIDENCEmill certsINSPECTIONin-processFINISHpowder / brushPROCESS ROUTECUTFORMWELDFINISHTRACEPART / PROCESSRAILWAY FURNITURE INFRASTRUCTUREMATERIAL / FINISHCRCA · STAINLESS · ALUMINIUMSCALE 1:1 · REV A · ISO 9001 / 14001GANESHMULTITECH.COM/BLOGDRAWN IN-HOUSE · NOT TO SCALE

Equipment enclosure manufacturing: route, fixturing, inspection

How an equipment enclosure is manufactured in 1.6–3.0 mm CRCA: gauge rules, bend deductions, weld sequence, coating and the inspection points that stop rework.

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The guides follow the same questions as the capability pages. See the machines, materials, tolerances and inspection behind each process.

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