What is a cement grinding project report?
A cement grinding project report is a detailed project report (DPR) for a unit that buys clinker and grinds it with gypsum and fly ash into OPC or PPC, without a kiln or mine. It sets out the mill line, raw material mix, approvals, project cost, means of finance, five-year projections, DSCR and break-even.
Promoters use it to size the unit and raise a term loan; banks use it to judge whether thin margins per tonne can still repay the debt.
Also known as: clinker grinding unit project report, mini cement plant project report, cement grinding unit DPR, PPC cement plant project report.
What a bank checks in a cement grinding project report
A grinding unit adds value only by grinding and blending, so a lender reads the report for cost per tonne and the cushion left for repayment. These four values come from our sample report.
Bought-in clinker is most of this. A banker will compare the clinker rate in your report with recent purchase bills, since a small rise wipes out much of the margin.
The mill drive is the largest electrical load in the plant. The report must use your sanctioned tariff and realistic units per tonne for the mill you pick.
The debt service coverage ratio (cash available divided by loan dues) averages 1.39 in the sample. Lenders look hardest at the weakest year, usually the first years of repayment.
Cement dealers expect credit, while clinker suppliers often want advance or short credit. This gap sets the cash credit limit, which is ₹135 lakh in the sample.
Values are the assumptions in our illustrative sample. Your report uses figures for your capacity, clinker source and market.
Cement grinding unit cost in India by capacity
Cost rises with daily output, mill size and silo capacity. The middle tier is the unit modelled in our sample report; the other two are indicative ranges.
Mini grinding unit
₹4–7 crore
About 60–100 MT per day, one small ball mill
- Machinery₹2–3.5 crore
- Land and building₹1.2–2.5 crore
- Working capital margin₹25–50 lakh
MSME term loan, CGTMSE cover where eligible
Small grinding unit
₹936 lakh
180 MT per day, 59,400 MT per year
- Plant and machinery₹485 lakh
- Land and building₹309 lakh
- Working capital margin₹45 lakh
Term loan ₹702 lakh (75%), promoter ₹234 lakh
Medium grinding unit
₹15–30 crore
About 300–500 MT per day, larger mill or roller press
- Machinery₹8–16 crore
- Land and building₹4–9 crore
- Working capital margin₹1–2.5 crore
Term loan from a bank or consortium
Mini and medium ranges are indicative. Grinding units of large cement companies often run at a million tonnes a year or more and cost far more.
Cement grinding plant economics in the sample
The sample report models a 180 MT per day unit working 330 days a year, starting at 60% capacity and reaching 80% in Year 5. Cement is sold at ₹4,890 per MT, ex-factory and before GST.
| Land and site development | 93.33 |
|---|---|
| Building and civil works | 216.04 |
| Plant and machinery | 484.60 |
| Other fixed assets | 40.32 |
| Contingencies | 35.03 |
| Preliminary and pre-operative | 21.73 |
| Working capital margin | 44.86 |
| Total | 935.91 |
| Promoter's contribution (25%) | 233.98 |
|---|---|
| Term loan from bank (75%) | 701.93 |
| Cash credit limit (separate) | 134.60 |
| Total project cost | 935.91 |
Term loan at 10.5% with a 6-month moratorium and 54 monthly instalments. All figures are illustrative.
Cement grinding manufacturing process
No limestone is burnt at a grinding unit. The plant receives clinker made elsewhere and turns it into finished cement in seven steps.
- Receiving and storage
Clinker and gypsum go into covered sheds to keep them dry, and fly ash is blown from bulkers into a closed silo.
- Crushing
Oversize clinker and gypsum lumps are crushed to below about 25 mm so the mill gets an even feed.
- Proportioning
Weigh feeders dose clinker, gypsum and fly ash to the recipe set for OPC or PPC.
- Grinding
The ball mill grinds the blend to a fine powder; mill temperature is watched because hot grinding affects how gypsum behaves.
- Separation
A high efficiency separator draws off cement at the target fineness and returns coarse material to the mill.
- Silo storage and testing
Each lot is tested for fineness, setting time, soundness and strength before it is cleared for packing.
- Packing and dispatch
A rotary packer fills 50 kg bags that are loaded directly onto trucks for dealers and sites.
Clinker, gypsum and fly ash: raw materials for cement grinding
By weight, PPC is mostly clinker with a large share of fly ash. One grinding unit's environmental filing shows a PPC mix of about 60% clinker, 35% fly ash and 5% gypsum. By cost, clinker dominates even more, because fly ash is cheap and mostly a freight cost.
| Raw material | Share of cost | Year 3 (₹ lakh) |
|---|---|---|
| Cement clinker | 85% | 898.88 |
| Dry fly ash | 10% | 105.75 |
| Gypsum | 5% | 52.87 |
| Total | 100% | 1,057.50 |
Year 3 of our sample report, at 70% capacity. Packing bags are counted separately from raw materials.
Machinery for a cement grinding unit
The mill and separator take 38% of the machinery budget in the sample. Dust control is not optional: bag filters sit on the mill, separator, silos and packer.
| Machine | What it does | Sample cost (₹ lakh) |
|---|---|---|
| Closed circuit ball mill with high efficiency separator | Grinds the blend and classifies it to fineness | 184.15 |
| Clinker crusher, feed hoppers and weigh feeders | Sizes clinker and doses each input | 48.46 |
| Bucket elevators, belt conveyors and air slides | Move material between sections | 48.46 |
| Bag filters and dust collection system | Capture cement dust at every transfer point | 48.46 |
| Rotary packer with bag applicator | Fills and weighs 50 kg bags | 48.46 |
| Cement storage silo | Holds tested cement before packing | 38.77 |
| Electrical substation and motor control centre | Takes the high-tension supply for the mill drive | 33.92 |
| Fly ash silo and pneumatic conveying | Stores and feeds dry fly ash without dust | 24.23 |
| Cement testing laboratory | Runs the tests the BIS licence needs | 9.69 |
| Total plant and machinery | 484.60 | |
Choosing the mill: a ball mill costs less and is easy to service, but uses more power per tonne. Vertical roller mills save power and suit large units; a roller press added before a ball mill is a common way to raise output later.
Market for a cement grinding unit
Cement is heavy and cheap per tonne, so freight decides who wins a market. A grinding unit placed near buyers ships clinker in bulk and sells bagged cement over short distances. Small units usually sell PPC under a regional brand and compete on delivered price, steady supply and dealer credit.
Demand follows house building, which peaks after the monsoon and slows during heavy rain. The GST rate on cement (HSN 2523) was cut from 28% to 18% from 22 September 2025, which lowers the tax buyers pay on every bag.
- Cement and building material dealers
- Individual house builders and masons
- Ready mix concrete plants
- Concrete block, paver and pipe makers
- Civil contractors on government roads and housing
Where a new unit wins: close to a thermal power plant for fly ash and within a short truck haul of its dealers. A unit far from both pays freight twice and struggles against large brands.
Licences and approvals for a cement grinding unit
| BIS licence | Mandatory under the Cement (Quality Control) Order 2003; cement cannot be sold without the ISI mark for its standard |
|---|---|
| Product standards | IS 1489 (Part 1): 2015 for fly ash based PPC (15% to 35% fly ash), IS 269: 2015 for OPC and IS 455: 2015 for slag cement |
| Environmental clearance | Prior clearance under the EIA Notification 2006, item 3(b), category B for stand-alone grinding units, appraised at state level |
| Pollution board consent | Consent to establish and operate as a Red category unit, after the Supreme Court in February 2026 set aside the move to Orange; state siting distances apply |
| Tax and registration | Udyam and GST registration; cement is taxed at 18% GST under HSN 2523 (as of October 2026) |
| Power | High-tension industrial connection sanctioned for the mill and auxiliary load |
Rules and categories change. Check current requirements with BIS, your state environment authority and pollution board before you buy land.
Mistakes that weaken a cement grinding project report
- Pricing cement at the bag MRP
Dealers buy well below the printed price, and GST comes off the top. Sales must be at the ex-factory rate net of GST and dealer margin.
- No firm clinker supply
Integrated plants feed their own grinding units first when clinker is short. Without a supply agreement and a second source, a bank sees the plant as idle-prone.
- Using a power figure from a brochure
Units per tonne rise with fineness and fall with fly ash share. A report that ignores the product mix under-states the largest running cost after clinker.
- Assuming any fly ash will do
Pond ash or wet ash needs drying and may fail the quality limits for pozzolana. The report should name a source of dry fly ash and the freight to bring it.
- Leaving approvals out of the schedule
Environmental clearance, Red category consent and the BIS licence each take time. Interest during that wait belongs in pre-operative cost.
How NPCS helps you set up a cement grinding unit
- Site and capacitySize the mill against your clinker source, fly ash source and dealer area.
- Mill and plant layoutCompare ball mill, roller press and VRM options with silo and packer sizing.
- Bank-ready project reportProjections, DSCR and clinker price sensitivity in the format your lender wants.
- Approvals roadmapEnvironmental clearance, pollution consent and BIS licence steps for your state.
NPCS's client list includes 23 assignments for cement, lime and gypsum projects, 2 of them for cement and clinker grinding units. The work is done by the NPCS project team, led by founder Ajay Kumar Gupta.
What's inside the cement grinding sample report
- Introduction
- Uses and applications
- Market potential
- Manufacturing process
- Raw materials
- Plant and machinery
- Land, building and utilities
- Manpower
- Licences and approvals
- Project cost and means of finance
- Working capital
- Projected profitability
- Cash flow statement
- Projected balance sheet
- Depreciation
- Term loan repayment
- Debt service coverage
- Break-even analysis
- Financial ratios
- Key assumptions
- Conclusion
- Monthly loan repayment schedule
19 pages, five-year projections, illustrative figures.
Open sample reportFree sample or a report for your project?
| What you get | Free sample | NPCS report for your project |
|---|---|---|
| Capacity and location | Typical unit | Your capacity, site and state |
| Figures | Illustrative | Built on current prices and quotations |
| Machinery suppliers and quotations | No | Yes |
| Market survey for your region | No | Yes |
| Bank or scheme format (PMEGP, term loan) | No | Yes |
| Use for a loan application | No | Yes |
Real NPCS cement grinding project reports
These are cement grinding project reports NPCS has prepared, with the plant capacity, total capital investment, rate of return and break-even worked out in each. Costs have moved since some were written, so we bring any of them up to date for your capacity and location.
| Project report | Plant capacity | Total investment | Rate of return | Break-even | Action |
|---|---|---|---|---|---|
| Clinker Grinding FOR Cement | 75000 MT/Annum | ₹7.27 crore | 43% | 58% | Get this report |
| Clinker Grinding for Cement | Clinker for Cement: 100 MT/Day | ₹9.07 crore | 23% | 55% | Get this report |
Figures as worked out in each NPCS report. Total investment includes plant and machinery, land and building, and working capital.
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Cement Grinding project report: frequently asked questions
What is the cost of a cement grinding unit in India?
A small unit of 60–100 MT per day needs roughly ₹4–7 crore, and a 300–500 MT per day unit about ₹15–30 crore, including land, building and working capital margin. Our sample report models a 180 MT per day unit at ₹936 lakh. These are indicative figures; the real cost depends on the mill, silo sizes, land and power connection.
What raw materials are needed for cement grinding?
Clinker is the main input, ground with a few percent of gypsum to control setting. For PPC, dry fly ash is added; IS 1489 (Part 1) allows 15% to 35% fly ash by mass. In our sample report clinker is 85% of raw material cost, fly ash 10% and gypsum 5%.
Is a cement grinding unit profitable?
It can be, but the margin per tonne is thin. In our illustrative sample, a 180 MT per day unit earns a 13.5% return on investment in Year 3. It breaks even at 46.8% of capacity and pays back in about 4.6 years. Profit swings mainly with the clinker price, power tariff and how much fly ash the blend carries.
Which is better for a small unit, a ball mill or a vertical roller mill?
Most small grinding units start with a closed circuit ball mill and a high efficiency separator, because it is simple, widely serviced and suits OPC and PPC. Vertical roller mills use less power per tonne but cost more and are usually chosen for large units. A roller press ahead of a ball mill is a common later upgrade.
Is environmental clearance required for a cement grinding unit?
Yes. Stand-alone grinding units are listed under item 3(b) of the EIA Notification 2006 as category B projects, which need prior environmental clearance from the state appraisal authority. After the Supreme Court ruling of February 2026, they are also treated as Red category for pollution board consent, so siting rules near homes and schools are strict.
Cement grinding unit kaise lagaye?
Start by fixing a clinker source and a fly ash source, then choose a site close to your market with an industrial power connection. Get Udyam and GST registration, environmental clearance, pollution board consent and a BIS licence for each cement type. A project report then sizes the mill and supports the term loan application.
Is the sample report free and can I use it for a loan?
The sample is free to view and download. It is an illustrative report that shows the format and depth of an NPCS report; its figures are representative and not based on a real project. It should not be submitted to a bank. For a loan, NPCS prepares a report for your own capacity, location and lender.
Sources and references
- Recommendations of the 56th meeting of the GST Council (cement, HSN 2523, 28% to 18%)Press Information Bureau, Ministry of Finance, checked Oct 2026
- Harbinder Singh Sekhon v. State of Punjab, 2026 INSC 159 (judgment of 13 February 2026)Supreme Court of India, checked Oct 2026
- Executive summary, cement grinding unit at Raigad (EIA category and raw material mix)Maharashtra Pollution Control Board, checked Oct 2026
- IS 1489 (Part 1): 2015 Portland pozzolana cement, fly ash basedBureau of Indian Standards, via National Consumer Helpline, checked Oct 2026
- Handout on building materials (cement standards)Bureau of Indian Standards, checked Oct 2026
- Statutory notifications: Cement (Quality Control) Order 2003India Standards Portal (BIS and DPIIT), checked Oct 2026
- Credit Guarantee Scheme guidelines (cover up to ₹10 crore from 1 April 2025)Office of the Development Commissioner (MSME), checked Oct 2026
The NPCS project team, led by Ajay Kumar Gupta
This page and its sample report are prepared and reviewed by the NPCS project team, which has written techno-economic feasibility studies and detailed project reports since 1994.
Ajay Kumar Gupta founded Niir Project Consultancy Services (NPCS) and leads the organisation. With 40 years of experience in MSME project consulting, he has built the team that has delivered more than 28,000 project reports for clients worldwide, helping entrepreneurs plan and finance profitable manufacturing businesses.
- Published
- Last updated
- Next review
- Oct 2027
- Reviewed by
- NPCS project team
This page is reviewed every 12 months, or sooner when scheme limits, GST rates, BIS rules or pollution categories change. The sample report is illustrative: its figures are generated from industry-typical ratios for a unit of this size, checked so every statement balances, and are not taken from any client project.