MFG Calcs

Every manufacturing number you need: calculators, live costs, tariffs.

5,000+ free manufacturing calculators plus live U.S. cost data, monthly tariff rates, and industry guides. Formulas shown, sources cited, no signup.

What is in the library

  • 5,375 manufacturing calculators across 241 categories, each with the formula visible, labeled inputs, worked examples, and FAQs.
  • 50 formula reference pages, 30 spreadsheet templates, 1980 guides and articles, unit converters, and process comparisons.
  • No login, no paywall. Calculations run locally in your browser with no account required.

Popular calculator categories

  • Plastics Extrusion - Pipe, Film & Profile: Free extrusion calculators covering extruder output, line speed by wall thickness, resin usage, haul-off, melt residence time, and finished roll capacity for pipe, film, and pro
  • Blow Molding & Hollow Plastic Products: Free blow molding calculators covering parison weight, shot weight, bottle cycle time, cavitation output, resin cost per bottle, flash scrap, and clamp force for hollow plastic pro
  • Thermoforming & Vacuum Formed Products: Free thermoforming calculators for sheet usage per part, trim scrap percentage, forming cycle time, oven dwell, nesting yield, and formed part cost for vacuum formed products.
  • Rotational Molding: Free rotomolding calculators for powder charge weight, oven and cooling cycle times, wall thickness, mold arm utilization, and per-part resin and finished cost.
  • Pultrusion & Continuous Composite Profiles: Free pultrusion calculators for pull speed, fiber volume fraction, resin and fiber cost per foot, cure die dwell, line throughput, OEE, and profile pricing.
  • Aluminum Extrusion & Profile Manufacturing: Free aluminum extrusion calculators for billet yield, extrusion ratio, press cycle output, pounds per foot, aging and anodizing load, die cost, and cost per pound.
  • Sheet Metal Stamping & Press Lines: Free calculators for stamping estimators and press-line engineers covering strokes per minute, coil yield, blank layout, press tonnage, and cost per stroke.
  • Tube, Pipe & Profile Forming: Free calculators for tube and pipe fabricators covering cut length yield, bend allowance, mandrel bend cycle time, welded line speed, and cost per formed tube.
  • Wire Drawing & Rod Processing: Free calculators for wire drawing and rod processing covering area reduction per pass, draw speed, die life cost, annealing energy, and cost per thousand feet.
  • Fastener Manufacturing & Thread Rolling: Calculators for cold heading, thread rolling, plating, heat treat, and inspection that turn wire, die life, and batch counts into cost per thousand and quote margin.
  • Powder Metallurgy & Sintered Parts: Calculators for press-and-sinter PM: fill weight, compaction tonnage, green density, shrinkage, furnace capacity, and cost that link powder input to finished part economics.
  • Thermal Spray, Hardfacing & Wear Coatings: Calculators for thermal spray and hardfacing: deposition rate, powder and wire consumption, overspray loss, spray time, masking, grind allowance, and coated part cost.

Latest guides

  • Manufacturing Pulse Index: Sep 2026 Reading Is 40
  • Machinery Imports Rocket to $93.9 billion in July 2026
  • Aluminum Imports Tumble to $2.7 billion in July 2026
  • The 10-Year Yield Stands at 4.95%, Highest Since October 25, 2023
  • Taiwan Overtakes China as the Top Hand Tools Supplier
  • Brent Crude Rises a Seventh Session to $109.51 a barrel
  • Machinery Imports Rise a Fifth Month to $93.9 billion
  • Aluminum Tumbles to $3,158 a tonne

Last reviewed 2026-08-25.