Dry Chemical Powder – D Type (PalEx D Class) forms a heat-resistant crust over burning combustible metals, isolating them from oxygen and absorbing intense heat to suppress Class D fires and prevent re-ignition.
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PalEx D Class Dry Chemical Powder is a specialized fire extinguishing agent designed for combating fires involving combustible metals such as magnesium, sodium, potassium, lithium, titanium, zirconium, and aluminum.
The powder forms a heat-resistant crust over the burning metal, isolating it from oxygen and absorbing heat to effectively suppress the fire and prevent re-ignition. It is specifically formulated for Class D fire hazards encountered in metal processing, manufacturing, and storage facilities.
| Parameter | Specification |
|---|---|
| Trade Mark / Brand | PALEX |
| BIS Standard Code | IS 4308:2019 |
| Type | Dry Chemical Powder – D Class |
PalEx D Class Dry Chemical Powder is used for extinguishing Class D fires involving combustible metals such as:
| Property | Specification |
|---|---|
| Appearance | Free Flowing Grey Powder |
| Main Content | ?±90% |
| Apparent Density | 0.70–1.10 |
| Free Flowing Characteristics | ≤ 30 g/s |
| Moisture Content | < 0.5% |
| Water Repellence | < 1.5% |
| Fire Performance | Passes |
Approvals:
| Property | Specification |
|---|---|
| Standard | IS 4308:2019 (BIS) |
| Type | Dry Chemical Powder – D Class |
| Fire Class | Class D (combustible metals) |
| Appearance | Free Flowing Grey Powder |
| Main Content | ?±90% |
| Apparent Density | 0.70–1.10 |
| Free Flowing Characteristics | ≤ 30 g/s |
| Moisture Content | < 0.5% |
| Water Repellence | < 1.5% |
| Fire Performance | Passes |
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It is a specialized extinguishing agent for Class D fires involving combustible metals such as magnesium, sodium, potassium, lithium, titanium, zirconium, and aluminum.
The powder forms a heat-resistant crust over the burning metal, cutting off oxygen and absorbing intense heat to extinguish the fire and help prevent re-ignition.
It conforms to IS 4308:2019 with BIS (Bureau of Indian Standards) approval.
Typical applications include metal processing plants, foundries, battery manufacturing facilities, chemical industries, research laboratories, and storage areas handling combustible metals.
It is a free-flowing grey powder with main content ?±90%, apparent density 0.70–1.10, free flowing characteristics – 30 g/s, moisture content < 0.5%, and passes standard fire performance tests.
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