KC700-40
KC700-40 Water Base Can Sealing Compound
Can Sealing Compound / Closure Gasket
High-solids water-base sealing compound engineered for the double-seam closure of cans, pails and aerosol containers.
Compound TypeWater Base
ColourGray
Base PolymerNBR / SBR
FormLiquid
Intended Use
General-line cans for solvents and chemicals
Edible- and industrial-oil containers
Dry-food cans
Physical Characteristics
| Property | Specification | Unit | Test Method |
|---|---|---|---|
| Total Solid | 41 ± 1 | % | ASTM D 1259 |
| Viscosity | 1,300 ± 200 | cps | Brookfield LVF No.4 / 60rpm / 30℃ |
| Specific Gravity (liquid) | 1.15 ± 0.05 | g/cm³ | ASTM D 1475 |
| Specific Gravity (dried film) | 1.60 ± 0.05 | g/cm³ | ASTM D 792 |
Compound Composition
| Component | % w/w |
|---|---|
| NBR & SBR Copolymer | < 80 |
| Demineralized Water | > 19 |
| Ammonia | < 1 |
Working Conditions
01
Nozzle
Ø 0.6 – 1.0 mm · 1.2 kgf/cm²
02
Drying / Curing
60 ± 10℃ for 13 min
03
Dilution
Distilled water or 5% ammonia water, if needed
04
Stirring
10 – 15 min below 100 rpm
Film Weight
| End Size | Diameter | Dried Film Weight |
|---|---|---|
| 202 | 52 mm | 70 – 80 mg |
| 211 | 65 mm | 80 – 93 mg |
| 300 | 73 mm | 110 – 130 mg |
Reference values for aerosol and general-line cans under standard double-seaming conditions.
Handling & Remarks
1
The applied film must be fully dried before ends are stacked, stored or seamed to the body, in order to prevent corrosion of stored ends and compound squeeze-out during double-seaming.