CONSTRUCTION:
Asseals 4800(R) Cork Sheet/roll
It is made of clean granulated cork mixed with resin binder, which is compressed to form block, then split into sheets. The sheets have properties of good resilience, good resistance to water, oil and solvents, and good compressibility and so on.
PROPERTIES:
Distinguish from granule grade
Cork sheet(Granule grade) |
Big |
Middle |
Small |
Granules size (1/inch) |
8-12 |
12-24 |
30-60 |
Tensile strengthKg/cm2 |
8 |
12 |
12 |
Compressibility100psi load % |
15-40 |
10-30 |
5-25 |
Recovery % |
75 |
65 |
60 |
Flexibility Multiple |
15 |
12 |
15 |
Boiling water Resistance hour |
3 |
5 |
5 |
According with the standard ISO4714.
Distinguish from density
Density |
Low |
Middle |
High |
Kg/m3 |
270 |
320 |
380 |
FORMS OF SUPPLY:
Sheets:
950×640mm×0.8~100 mm (Untrimmed)
915×610mm×0.8~100 mm (Trimmed)
Packing: Carton
950×640mm×300 mm
915×610mm×300 mm
Roll:
1220mm×Length×1~6 mm
Cut gaskets:
Cork G4800
Dimensions according to drawings or specifications and standards.
CONSTRUCTION:
Asseals 4820 Rubber Cork Sheet
It is a compound of cork and rubber made by using granulated cork and synthetic rubber polymer and their assistants. The product has properties of high resilience of rubber and compressibility of cork, so its performance is excellent. It can be used as gaskets of various engines of automobiles, tractors, plans, ships, and pipes petroleum, transformers, electric equipment and apparatuses. It is a kind of new type high-grade static sealing materials used to seal low and medium pressure.
Rubber Cork : Rubber type NBR;
Cork granules: 0.25-120mm
PROPERTIES:
Item |
Graded by hardness |
Hardness: Shore A |
55-70(Medium) |
70-85(Hard) |
Density: g/cm3 |
≤0.9(Medium) |
≤1.05(Hard) |
Tensile Strength: kg/cm2 |
≥15(Medium) |
≥20(Hard) |
Compressibility (% 300psi load) |
15-30(Medium) |
10-20(Hard) |
Sealing Pressure(min |
28kg/cm2 |
Internal Pressure(max) |
3.5kgf/cm2 |
Service Temp(max) |
-40~120~150±C |
FORMS OF SUPPLY:
Sheets:
950×640mm×0.8~100 mm (Untrimmed)
915×610mm×0.8~100 mm (Trimmed)
1800×650mm (New)
Packing: Carton
950×640mm×300 mm
915×610mm×300 mm
Cut gaskets:
Cork G4820
All graded are available in machine shaped and die cut parts according to your drawing and specification. |