MATERIAL SAFETY DATA SHEET (MSDS)
I. CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
| Manufacturer/Supplier: | MAXWORTH MINERAL TRADING PVT LTD Suite No- 48-14-116 / 6, Lakshmi Royal Plaza Fourth Floor, Resapuvanipalem, Visakhapatnam |
| Trade Names: | Rock garnet, Red River Garnet |
| Product/Chemical Name: | Garnet Abrasive Grains |
| Chemical Formula: | fe3Al2(SiO2) with Mg & Mn in partial substitution for Fe in the formula |
| Other Designations: | Almandite, Pyrope and Spessartine Garnet |
| General Use: | Industrial; not limited to abrasives, non-skid components, water filtration |
II. HAZARDOUS INGREDIENTS / IDENTITY INFORMATION
This material is a natural mixture of almandine garnet – fe3Al2(SiO2) with Mg and Mn in partial substitution for Fe in the formula, and other trace minerals. The following substances are present and regulated by OSHA or ACGIH limits:
| Substance | WT. % | ACGIH TLV | CAS NUMBER |
|---|---|---|---|
| TWA | |||
| Nuisance Dust | N/A | 15 mg/m3 | N/A |
| Respirable Dust | N/A | 5 mg/m3 | N/A |
| Crystalline Silica | < 0.5% | 0.10 mg/m3 | N/A |
III. PHYSICAL AND CHEMICAL PROPERTIES
| Appearance | Reddish brown to pink grains | Avg. Bulk Density | 2.4g/cm3 (150 lbs/ft3) |
|---|---|---|---|
| Particle Shape | Sub-rounded to angular | Specific Gravity | 4.1 g/cm3 (H2O = 1.0) |
| Odor | Not applicable | Melting Point | 1,25oC (2,282oF) |
| Hardness | 7.5 – 8.0 Mohs | ||
IV. SECTION 4 – FIRE AND EXPLOSION HAZARD
| Flash Point | Material is a non-flammable solid |
|---|---|
| Flash Point Method | Not applicable |
| Flammable Limits | Not applicable |
| LEL | Not applicable |
| UEL | Not applicable |
| Flammability Classification | Not applicable |
| Extinguishing Media | Use extinguishing media appropriate for the surrounding fire. |
| Special Fire Fighting Procedures | As appropriate to surrounding, fire fighters should be protected from nuisance dust. |
| Unusual Fire and Explosion Hazards | None |
V. STABILITY AND REACTIVITY
| Stability | Stable |
|---|---|
| Polymerization | Will not occur |
| Chemical Incompatibilities | None known |
| Hazardous Decomposition products | None known |
VI. HEALTH HAZARD INFORMATION
| Health Hazards (acute and chronic | None known. Use care to limit possible exposure to nuisance dust during blast cleaning. |
|---|---|
| Carcinogenicity | Crystalline silica (quartz) – contains less than 0.5%. |
| Inhalation | Dust may cause irritation of the nasal and respiratory tract. |
| Skin | May cause abrasions |
| Ingestion | None known; however, ingestion is not recommended. |
| Medical Conditions Generally Aggravated by Exposure | Chronic bronchitis, emphysema and other lung diseases may be aggravated by exposure to nuisance dust. |
| EMERGENCY FIRST AID PROCEDURES Inhalation | Remove to fresh air; administer oxygen if breathing is difficult. |
| Eye Contact | Wash eyes with water to flush out dust particles; obtain medical assistance if Needed. |
| Skin Contact | Wash affected area with soap and water. |
| Ingestion | Obtain first aid or medical assistance, if needed. |
VII. PRECAUTIONS FOR SAFE HANDLING AND USE
SPILL / LEAK PROCEDURES
| Spills | Sweep or vacuum material for disposal or recovery. |
|---|---|
| Disposal | Follow local, state and federal guidelines for disposal of inert solid waste. MATERIAL CONTAMINATED IN USE MAY REQUIRE SPECIAL HANDLING. |
| Handling / Storage Precautions | None – use good housekeeping practices to reduce dust; use approved hand, eye and respiratory protection when handling. |
| Other Precautions | Use materials only for the purposes intended, and incorporate methods of dust Control to maintain airborne dust within federal or local TLV limits. |
VIII. CONTROL MEASURES
| Ventilation | Sweep or vacuum material for disposal or recovery. |
|---|---|
| Respiratory Protection | Provide sufficient local exhaust or mechanical (general) ventilation to maintain dust exposure limit below threshold limit value (TLV). |
| Eye Protection | NIOSH/MSHA approved filters and air supplied hoods / helmets for blasters. |
| Protective Gloves | Leather or equivalent – in use. |
| Other Protective Clothing or Equipment | Normal safety protection is adopted. |
| Work / Hygienic Practices | Maintain a clean and safe work environment and monitor work practices. |
TECHNICAL DATA & PHYSICAL CHARACTERISTICS FOR GARNET ABRASIVES
| Average Chemical Composition (wt %) | |
|---|---|
| SiO2 : 36% | TiO2 : 2% |
| Al2O3 : 23% | MnO : 2% |
| FeO : 27% | CaO : 2% |
| Fe2O3 : 2% | MgO : 6% |
Recommended Blasting Conditions
| Nozzle pressure | 90+ psi |
| Material flow | 400-600 lbs/hr |
| Nozzle size | 6/8/10 MM or larger |
| Work distance | 18-24 inches |
Mineral Composition (Warranted Limit)
| Garnet | +97.0% |
| Ilmenite | < 0.25% |
| Zircon | < 0.2% |
| Quartz | < 0.1% |
| Others | < 0.25% |
Physical Characteristics
| Bulk density | 140 – 150 lbs/ft3 |
| Specific gravity | 4.1 |
| Hardness (Mohs) | 7.5 – 8.5 |
| Melting point | 1,250oC |
| Particle shape | Sub-rounded to sub-angular |
Other Characteristics
| Conductivity | 10-15ms/m (max 25 ms/m) |
| Radioactivity | Not detectable above background |
| Moisture Absorption | Non-hydroscopic |
| Free Iron | Less than 0.01% |
| Copper | Less than 0.01% |
| Other Heavy Metals | Less than 0.01% |
