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COLD VULCANIZING CEMENT with HARDNER.

Introduction :
An ideal substitute of hot bonding method used for splicing & vulcanization of conveyor belt endless joint, Emergency Repairing, Reconditioning of old belts, Longitudinal -cut repair, pulley Lagging and tank Iining at room temperature.

Process of application :
(1) Buff the surface and clean to remove all dust, oil etc.
(2) Now apply first coat of HARDNER mix solution and allow to dry off completely.
(3) Now apply second coat, wait till slight sticky feeling appears.
(4) Now bring both surfaces together.
(5) Hammer hard with a wooden mallet ensuring no entrapped air.
(6) Now the jointed belt is ready for service operation after an hour of rest.
(7) Whole process of cold method should be completed within 4 - 6 hours to be done by an expert technician.
PULLEY LAGGING and TANK LINING are also done by same process. This method of cold bonding is simple, quick, safe and economical.

HEAT RESISTANT GRADE (HR 8010) APPLIED FOR CONVEYOR JOINT IS FOLLOWED BY THE SIMILAR METHOD AS ABOVE.



PULLEY LAGGING


BELT JOINT



CONSUMPTION CHART FOR CONVEYOR BELT & PULLEY LAGGING WITH KREB'S COLD CEMENT
Width of belt 600 mm
800mm
1000 mm
1200mm
1600 mm
1800mm
Required solution (Approx.) for Conveyor Joint / Repair 0.8 Litre (Nylon)
1.0 Litre (Cotton)
1.25 Litre (Nylon)
1.50 Litre (Cotton)
2.0 Litre (Nylon)
2.5 Litre (Cotton)
Required cement quantity for Pulley-Lagging (Approx.) & Tank Lining (Approx.).

1 Litre per square meter with one bottle Hardner.



Kreb's range of products :
(1). General Grade CB 5000 ( 5 Litre tin ) / KS 5010 ( 1 Litre tin ), (M24/ N17 Grade) for service up to 60C.
(2). Heat resistant grade HR 8010 ( 1 Litre tin ) for service / application temperature up to 150C.
(3). Kreb's standard packing : 1ltr. ( 900gm+ - 20gm. with Hardner ) X 12 Tins per cardboard Box.
                                            5ltr. ( 4,500gm+ - 50gm. with Hardner ) X 2 Tins per cardboard Box.


Kreb's Standard packing: - 1 Litre & 5 Litre tin ( with Required HARDNER Bottle).



BELT JOINTING


BELT REPAIRING



Advantages of Kreb's cold cement (CB5000 / KS5010)
1. 25% more covered area.
2. 30% more Bond strength (75% of belt strength).
3. BELT put back to service within 4 - 6 hours.
4. Acid & boiling water resistant.
5. Quick drying & quick curing time (1 hr.).
6. One grade for all applications.
7. Ready availability.
8. No hazard of carrying huge hot press Machine.

CONVEYOR ARRANGEMENTS


Important to note before apply the cement for Conveyor joints
1. Bonding surface must be completely dry, dust & rust free.
2. Surface must be made rough and exposure of Nylon fabric is important.
3. Ensure belt edges of both belt ends are absolutely in line.
4. Avoid nylon cut in fabric works.
5. Ensure no Oil, Grease, Slippery alkaline material on surface.

Other information for Kreb's Cold Cement:
(a) Storage life: 6 Months at 25 to 30C.
(b) Cold cement is inflammable, keep out of flame while working & avoid inhalation & skin contact.
(c) Basic tools requirement for cold Jointing - Pincer, Pliers, Knives, Wire Brush, Tape, Disc - Grinder,
Wooden Mallet\ Hammer.
(d) Maximum 2 Coats solution is required for all applications, 3rd coat may be applied on overdrying.



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