Blog
Guides and articles from Pratishna Engineers on choosing, sizing and buying injection moulding machines in India.
What Can You Make on a 120 Ton Hybrid Injection Moulding Machine?
What a 120 ton hybrid moulding machine suits: gears, connectors, closures, consumables and thin walls, with area limits and a worked cavity check.
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When to Choose a 350 Ton Two Platen Over a Toggle Machine
350 ton two platen vs toggle: how the clamps differ, the mould height where opening decides, the tallest part each takes and what changes in running cost.
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Shot Weights Up to 1.5 kg: Screw Choice on a 350 Ton Machine
Large shot weight injection moulding on a 350 t machine: what a 1.5 kg PS rating gives in PP, screw size versus pressure, and residence time.
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Large Crates and Tables on a 350 Ton Two Platen Machine
What a 350 t plastic table making machine can mould: crate and table top sizes by clamp, tie-bar fit for wide moulds, PP grades and warpage control.
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What Can You Make on a 350 Ton Two Platen Machine?
What a 350 ton two platen machine can make: pails, dustbins, crates, stools and small tables, with the clamp check and the parts that need more tonnage.
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Balanced Clamping and Flash Control on Large Flat Parts
Flash control on large flat parts: why trays and lids flash near the clamp limit, how mould size and support balance the clamp, and why more tonnage fails.
Read moreMoulding Plastic Stools on a 250 Ton Two Platen Machine
How to size a 250 t plastic stool making machine: seat outline and clamp, barrel for a heavy shot, cooling and cycle, opening for legs and PP grades.
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Battery Containers and Appliance Housings on a 250 Ton Machine
Sizing a 250 t battery container moulding machine: clamp for PP battery boxes and ABS or PC housings, deep-cell ejection and the Indian rules to know.
Read moreWhat Can You Make on a 250 Ton Two Platen Machine?
What a 250 ton two platen machine can make: pails, battery containers, stools, housings and baskets, with the clamp check and the limits that apply.
Read moreEnergy Use of a 200 Ton Two Platen Machine With Servo Pump
Servo pump energy saving on a 200 t two-platen machine: what it cuts, what studies report, what it leaves alone, and how kVAh billing shifts payback.
Read moreChoosing Between 55 mm and 60 mm Screws on a 200 Ton Machine
Injection moulding screw selection on a 200 t machine: what a 60 mm screw gains in shot and loses in pressure against 55 mm, and how to check your parts.
Read moreCrates and Dustbins on a 200 Ton Two Platen Machine
Sizing a 200 t crate making machine for crates and dustbins: base openings and clamp, dustbin opening and daylight, rib design and PP grades in India.
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