Lab # 3Objective:To study the various inert explosives manufactured by biafo industries, write a short note on them indicating specifications, their uses etc.COMPANY INFORMATION:Biafo Industries Limited having its registered office at No.203, 204, 2nd Floor, Mohammad Gulistan Khan House, 82-East, Fazal-ul-Haq Road, Blue Area, Islamabad-Pakistan would like to take this opportunity to introduce their product-Tovex Water Gel Explosive manufactured at their plant located at Hattar Industrial Estate, North West Frontier Province, Pakistan.Products:Tovex Water Gel Explosives:-Tovex, a complete replacement for dynamite, is being accepted by blasting experts throughout the country and the world because tovex performs equal to or better than dynamite, and its much safer. Tovex super blaster is a cap sensitive cartridged water gel designed for underground and surface applications. This water gel provides improved performance where a medium to high strength product is required to do the job. Tovex offers improved flexibility in loading Tovex reduces propagation between holes. Tovex has reliable water resistance. Tovex cuts smoke and noxious fumes. Tovex eliminated nitroglycerin headaches. 1. Super Blaster:-Super blaster is a cap sensitive cartridged water gel designed for underground and surface applications. This water gel provides improved performance where a medium to high strength product is required to do the job. Tovex super blaster is available in standard diameters from 25 mm to 90 mm.Properties and specification:Density 1.25g / cc

V.O.D16,400 ft./sec (5000 m /sec) @50 F in 50mm diameter - confined

Fume Class Class 1, acceptable for underground use

Explosives ClassificationClass 3 division 1, UN No 0241 Group 1.1D

Shelf LifeOne year from date of manufacture stored at ambient temperature

Water ResistanceExcellent

Diameter (mm)25, 28, 32, 38, 50, 63, 75, 90

Net weight per box (Kg)25

Length (mm)200, 400, 500, 1000

2. Blaster:-Blaster is a cap sensitive cartridged water gel designed for underground and surface applications. This water gel provides improved performance where a medium to high strength product is required to do the job. TOVEX BLASTER is available in standard diameters from 25 mm to 90 mm. BLASTER 200-S is available in 25 mm dia and 200 mm length in hard plastic tubes. Properties and specification:Density1.15g / cc

V.O.D14,750 ft./sec (4500 m /sec ) @50 F in 50mm diameter - confined

Shelf LifeOne year from date of manufacture stored at ambient temperatures

Water ResistanceExcellent

Fume Class Class 1, acceptable for underground use

Explosives ClassificationClass 3 division 1, UN No 0241 Group 1.1D

Shelf LifeOne year from date of manufacture stored at ambient temperature

Water ResistanceExcellent

Diameter (mm)25, 28, 32, 38, 50, 63, 75, 90

Net weight per box (Kg)25

Length (mm)200, 400, 500, 1000

3. Super Breaker:-Super breaker is a cap sensitive cartridged water gel designed for underground and surface applications. This water gel provides improved performance where a medium to high strength product is required to do the job. TOVEX SUPER BREAKER is available in standard diameters from 25 mm to 90 mm.

Properties and specification:Density1.1g / cc

V.O.D12,465 ft./sec (3800 m /sec) @40 F in 50mm diameter - confined

Shelf LifeOne year from date of manufacture stored at ambient temperatures

Fume Class Class 1, acceptable for underground use

Explosives ClassificationClass 3 division 1, UN No 0241 Group 1.1D

Shelf LifeOne year from date of manufacture stored at ambient temperature

Water ResistanceExcellent

Diameter (mm)25, 28, 32, 38, 50, 63, 75, 90

Net weight per box (Kg)25

Length (mm)200, 400, 500, 1000,3000

4. Breaker:-Breaker is a cap sensitive cartridged water gel designed for underground and surface applications. This water gel provides improved performance where a medium to high strength product is required to do the job. TOVEX BREAKER is available in standard diameters from 25 mm to 90 mm. Properties and specification:

Density0.90g / cc

V.O.D10,825 ft/sec (3300 m /sec)

Shelf LifeOne year from date of manufacture stored at ambient temperatures

Water ResistanceExcellent

Fume Class Class 1, acceptable for underground use

Explosives ClassificationClass 3 division 1, UN No 0241 Group 1.1D

Shelf LifeOne year from date of manufacture stored at ambient temperature

Water ResistanceExcellent

Diameter (mm)25, 28, 32, 38, 50, 63, 75, 90

Net weight per box (Kg)25

Length (mm)200,500

5. Seismic:-Seismic explosive has proven a consistently performance, high safety in shot hole explosive that provides performance equivalent to dynamite with increased safety for seismic prospecting. Tovex is particularly well suited for sleeper charges because of its resistance to water and to desensitization under high hydrostatic pressure. Tovex seismic water gel offers increased safety to impact, shock and fire and gives high energy level when compared to dynamite.Properties and specification:Density 1.28-1.30 gm / cc

V.O.DGreater than 18,045 ft/sec (5,500 + m/sec)

Explosives Classification

Class 3 division 1

Shelf Life One year from date of manufacturing stored at ambient temperatures

Water Resistance Excellent

Net weight(g)500,1000

6. Coal Miner:-Coalminer permissible water gel is multipurpose small diameter cartridge explosive, specially designed for though loading and shooting conditions in underground coal and rock applications. Tovex coalminer offers excellent fumes ad smoke control compared to dynamites. Energies developed are comparable to permissible dynamites, without using nitroglycerine or other headache-causing ingredients. It is available in standards diameters from 25mm to 32mm.

Properties and specification:Density1.13g / cc

V.O.D14,500 ft/sec (4420 m /sec )

Air Gap PropagationMeets U.S.M.B standards 1/2-catridge test@70 F, propagating a 75mm air gap for 32mm diameter product

Fume ClassClass A, permissible

Shelf LifeOne year from date of manufacture stored at ambient temperatures

Water ResistanceExcellent

Priming Requirements@20 F and above, use standard #8 strength detonator - confined

7. TOVEX PRESPLITER Is a cap sensitivity non-aluminized, small diameter cartridged water gel designed for wall control applications TOVEX PRESPLITER is available in 25mm to 32mm diameter.Density1.00g / cc

V.O.D10,800 ft/sec (3300 m /sec ) @40 F in 25mm diameter - confined

Fume Class :Class 1, acceptable for underground use

Diameter(mm)25.32

Shelf LifeOne year from date of manufacture stored at ambient temperatures

Water ResistanceExcellent

Priming Requirements@20 F and above, use standard #8 strength detonator - confined

Length (mm)500, 5000 (Coil)

POWDER EXPLOSIVES:Powder explosives or low density explosives are unique because of their explosives properties as well as their premier requirement. Ammonium Nitrate is an essential ingredient. 1. Bio Prill:-Bio prill is a non- cap sensitive blasting agent blend of granulated ammonium nitrate prills and fuel oil. It is uniformly mixed and free running. Bio prill is intended for use as column charge for open cut blasting work.

Density0/85g / cc

V.O.D8,202 ft / secretary (2500 m/sec) - confined

Fume Class :Class 1, not recommended for underground use

Diameter(mm)25 Kg Polyproplene bag with a polythene liner inside. Also available on order in polythene tubes of dia 75 mm, 63mm 50 mm and length 500 mm in a 25 Kg corrugated carton.

Shelf LifeOne year from date of manufacture stored at ambient temperatures

Water Resistancepoor

Priming RequirementsRequired Primer for initiation, use recommended grades or water(Blaster / Super Blaster).

StorageKeep the product separate from high explosives. It should be stored in a dry, well ventilated, substantially constructed magazine. Rotate the stocks and use oldest material first

2. Bi Bulk:-Bi-bulk is a non-cap sensitive blasting agent blend of ammonium nitrateprills, fuel oil, aluminium and other ingredients. It is uniformly mixed andfree running. Presence of Aluminum in this product produces moreheave action resulting in greater rock breakage and movement. Bi-bulk isused for column charge for open cut blasting work.

Density0/88g / cc

V.O.D9,185 ft / sec (2800 m/sec) - confined

Fume Class :Class 1, not recommended for underground use

Shelf LifeOne year from date of manufacture stored at ambient temperatures

Explosives ClassificationClass 2, UN No 0082 Group 1.1D

Water Resistancepoor

Priming RequirementsRequired Primer for initiation, use recommended grades or water(Blaster / Super Blaster).

References: http://www.biafo.com/product.htm