Blog
Guides and articles from Pratishna Engineers on choosing, sizing and buying injection moulding machines in India.
What Can You Make on a 180 Ton Household Moulding Machine?
What a 180 ton household moulding machine can make: buckets, boxes, casserole shells and mugs, how to check clamp, small-mould risks and food rules.
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Shot Weights Near 1 kg: Screw and Barrel Choice on a 350 Ton Machine
Large shot weight screw choice near 1 kg: why a 1 kg PS rating holds about 463 g of PP, what happens above 65% and how diameter trades volume for pressure.
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350 Ton Toggle vs Two Platen Machine: Which Suits Your Mould?
350 ton toggle vs two platen: how stroke, mould height, daylight, platen support and bay length decide which clamp design suits your mould.
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Moulding the Largest Household Articles on a 350 Ton Machine
Large household articles moulding at 350 t: clamp, flow length against wall, cooling time and ejection for big dustbins, baskets and stools.
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What Can You Make on a 350 Ton Household Moulding Machine?
What a 350 ton household moulding machine can make: dustbins, stools, laundry baskets, large boxes and two-cavity moulds, with the clamp check for each.
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Pump Flow and Cycle Time on Large Household Machines
Pump flow injection moulding explained for large household machines: how pump flow sets injection speed and power, what it does to cycle time, and energy.
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Large Flat Trays Without Warp on a 260 Ton Machine
Large tray warpage explained: why flat PP trays bow, wall and rib rules, mould cooling, nucleated PP, and which tray sizes a 260 t clamp can hold.
Read moreDustbins and Large Storage Boxes on a 260 Ton Machine
Dustbin making machine at 260 t: which bins and storage boxes fit the clamp, how tall a bin the stroke allows, shot and barrel sizing, and resin choice.
Read moreWhat Can You Make on a 260 Ton Household Moulding Machine?
What a 260 ton household moulding machine can make: dustbins, large boxes, stool seats, baskets and two-cavity buckets, with the clamp check for each.
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Using Recycled PP on a 220 Ton Household Machine
Recycled PP moulding on a 220 t household machine: melt, residence time, contamination, venting, and India's recycled-content and FSSAI rules.
Read moreDeep Houseware Moulds: Daylight and Ejector Stroke on a 220 Ton Machine
Deep mould daylight at 220 t: opening stroke for tall tubs and buckets, toggle vs hydraulic daylight, mould height, and ejector stroke for deep houseware.
Read moreLarger Buckets and Tubs on a 220 Ton Machine
Plastic tub making machine at 220 t: which bucket and tub rims fit the clamp, how to size shot and barrel, PP grades for large tubs, and what sets cycle.
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