PRODUCTS
Grade catalogue
Standard grades below. Particle distribution, coating level and packing are set against your formulation — most supply agreements begin with a 25 kg trial lot against your specification sheet.
CaMg(CO₃)₂ — 100,000 MTPA
Dolomite
The group's core mineral, drawn from captive low-silica reserves and ground on dedicated lines to powder, micronised and grain products.
Typical chemistry — Dolomite
- CaCO₃ 52 – 55%
- MgCO₃ 40 – 43%
- SiO₂ < 1.5%
- MOISTURE < 0.3%
- pH 8.5 – 9.5
| GRADE | FINENESS | BRIGHTNESS | PRIMARY USE |
|---|---|---|---|
| JG-DOL 200 | 200 mesh | 88 – 90 | Wall texture, cement products, rubber |
| JG-DOL 400 | 400 mesh | 89 – 91 | Paint extender, putty, adhesives |
| JG-DOL 600 | 600 mesh | 90 – 92 | Emulsion paint, primers |
| JG-DOL 800 | 800 mesh | 90 – 92 | Coatings, filled polymer |
| JG-DOL M5 | 5 micron | 91 – 93 | PVC, sealants, masterbatch |
| JG-DOL M2C | 2 micron, coated | 91 – 93 | Masterbatch, PVC pipe compound |
| JG-DOL G | Grain 16/32 – 100# | — | Road marking, texture, engineered stone |
SiO₂ — 60,000 MTPA
Quartz
High-purity silica, iron-controlled and screened for hardness, abrasion resistance and thermal stability applications.
Typical chemistry — Quartz
- SiO₂ 99.0 – 99.6%
- Fe₂O₃ < 0.03 – 0.06%
- Al₂O₃ < 0.4%
- MOISTURE < 0.2%
- HARDNESS 7 MOHS
| GRADE | FINENESS | BRIGHTNESS | PRIMARY USE |
|---|---|---|---|
| JG-QTZ 100 | 100 mesh | — | Ceramics body, glass batch |
| JG-QTZ 200 | 200 mesh | — | Industrial paint, flooring compound |
| JG-QTZ 325 | 325 mesh | — | Epoxy flooring, engineered quartz |
| JG-QTZ 500 | 500 mesh | — | High-build coatings, sealants |
| JG-QTZ SG | Semi grain 16/32 | — | Road marking, filtration, abrasives |
| JG-QTZ G40 | Grain 20/40 | — | Engineered quartz slab |
| JG-QTZ LMP | Lumps, sized | — | Ferro-silicon, refractory |
CaCO₃ — 20,000 MTPA
Calcite
Whiteness-led ground calcium carbonate, coated or uncoated, for applications where brightness and low abrasion decide the grade.
Typical chemistry — Calcite
- CaCO₃ 97 – 99%
- BRIGHTNESS 92 – 96%
- OIL ABSORPTION 14 – 18 g/100g
- MOISTURE < 0.2%
- pH 9 – 9.5
| GRADE | FINENESS | BRIGHTNESS | PRIMARY USE |
|---|---|---|---|
| JG-CAL 400 | 400 mesh | 92 – 94 | Putty, distemper, texture |
| JG-CAL 800 | 800 mesh | 93 – 95 | Emulsion paint, paper |
| JG-CAL 1500 | 1500 mesh | 94 – 96 | Premium coatings |
| JG-CAL M5 | 5 micron | 94 – 96 | Paint, paper coating |
| JG-CAL M2 | 2 micron | 95 – 96 | High-gloss coatings, inks |
| JG-CAL M2C | 2 micron, coated | 95 – 96 | PVC, masterbatch, sealant |
Speciality series
Blended and surface-treated products developed for a single application, supplied to a fixed specification rather than a mesh range.
- JG-TPXThermoplastic road markingDolomite and quartz blend graded for hot-melt screed and extrusion — controlled flow at 200°C, high skid resistance.40–70% LOAD · LOW MOISTURE
- JG-PCDecorative & industrial paintCoated dolomite and calcite for extender load in emulsions, enamels and primers, at controlled oil absorption.d97 10–15µ · BRIGHTNESS 92–96
- JG-PVCPVC pipes & profilesStearic-coated grades for improved dispersion, impact strength and output rate in rigid PVC compounding.COATING 1.0–1.5% · 5µ / 2µ
- JG-MBMasterbatch & filled polymer2 micron coated grades with controlled top cut for filler masterbatch in PP and PE at high loading.d50 2µ · TOP CUT 12µ
- JG-QSEngineered quartz surfacesSized quartz grain and powder packages for slab casting — consistent grain distribution, iron controlled.SiO₂ 99.4% · Fe₂O₃ <0.03%
- JG-PTPutty & wall careBright dolomite–calcite blend for wall putty and texture, tuned for water demand and coverage.300–500 MESH · pH 8–9
- JG-RBRubber & adhesivesFree-flowing coated fillers that carry load without hurting cure profile or tensile in moulded goods.LOW MOISTURE · COATED
- JG-RMSilica ramming massGraded quartzite package for induction furnace linings — controlled fines fraction for uniform sintering and longer lining life.0–6 mm GRADED · SiO₂ 98.5%
- JG-GLZGlaze, frit & glass batchLow-iron quartz and dolomite for glaze, frit and container glass, held to a fixed chemistry window rather than a size band alone.Fe₂O₃ <0.03% · 325# / 500#
- JG-RFRefractories & steelDolomite lumps and chips as flux and ramming material, plus silica grain for foundry applications.MgO 20–21% · SIZED LUMPS