Gypsum
Mining · Cement · Plasterboard

Gypsum.

Natural gypsum (CaSO4·2H2O) graded by size — powder, granular and lumps — for cement retarder, plasterboard, agriculture and fertilizer applications. Purity 85%+ consistently.

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Overview

The universal construction mineral.

Gypsum is the most versatile mineral in the construction materials stack — a cement set-retarder, the base of plaster and plasterboard, a soil-sulphate fertilizer, and a feedstock for mould-making and ceramics.

VAMM supplies natural mined gypsum from Rajasthan's Bikaner and Jaisalmer deposits, plus imported GCC gypsum from Oman and UAE. Purity guaranteed at 85%+ CaSO4·2H2O, with low chloride and magnesium.

Crushed, screened and dispatched in four standard size grades — from fine powder to oversize lumps.

Gypsum
Applications

Where gypsum goes.

Cement Retarder

Added at 3-5% to Portland cement clinker — controls setting time for workability.

Plasterboard & Drywall

Gypsum plaster sandwiched in paper — the foundation of the modern dry-wall construction industry.

Plaster of Paris

Calcined gypsum for plastering, moulding, orthopaedic bandages and artisanal casting.

Soil Conditioner

Agricultural gypsum for alkali soil reclamation and calcium-sulphur nutrient supplementation.

Fertilizer

Source of calcium and sulphur — used in SSP and ammonium sulphate fertilizer blends.

Food Industry

Food-grade gypsum used as firming agent, calcium enrichment and in tofu coagulation.

Variants

Four sizes, two origins.

PWD

Gypsum Powder

Ground gypsum 200-325 mesh — for plaster, wall-putty, fertilizer blends and filler applications.

200-325 mesh85%+ purity
0-5mm

Fines / Granular

Granular gypsum for soil conditioning, fertilizer factories and controlled-setting blends.

0-5mm
10-50mm

Mid-Size Lumps

Cement retarder — the industry-standard size fed directly into the clinker grinding mill.

10-50mm
50-150mm

Large Lumps

Oversize material — for customers who crush in-house or use in oversized cement operations.

50-150mm
IND

Indian Origin

Rajasthan gypsum from Bikaner / Jaisalmer / Barmer — preferred for domestic cement markets.

IndiaRajasthan
GCC

Imported (GCC)

Omani and UAE gypsum — higher purity, preferred for plasterboard and export-grade applications.

OmanUAE
Quality & Certifications

Purity assured.

Every lot tested for CaSO4·2H2O purity, combined water, chloride and magnesium content. Cement-grade parcels include setting-time and compressive-strength data.

Imported cargoes come with full SGS and Bureau Veritas certification from load-port; domestic rakes carry mine dispatch certification and IBM grade compliance.

SGS
SGS Inspection
Load & discharge
BIS
BIS 1290
Indian gypsum standard
ISO
ISO 9001
Quality management
IBM
IBM Grade
Indian Bureau of Mines
Why VAMM Gypsum

Six reasons cement & drywall choose us.

01

85%+ Purity

Guaranteed CaSO4·2H2O content — no rubbish delivered to your mill.

02

Four Size Grades

Powder to 150mm lumps — sized in-house for your exact application.

03

Low Chloride

Chloride content controlled below 0.02% — critical for reinforced concrete applications.

04

Dual Origin

Indian domestic and GCC imported — best freight economics for any plant location.

05

Rake Logistics

Direct rail dispatch from Rajasthan mine-head to cement plants across India.

06

Food & Pharma Options

Food-grade and pharma-grade available on request — with appropriate certifications.

Need gypsum?

Tell us size and purity — we'll structure origin and logistics.

Request Quote