Grade	General Information and Application
1028	This is a firm CorkRubber material suitable for medium bolt pressure with good flexibility and resilience. The physical characteristics make this a highly qualified material for gas regulators. This material is approved by DVGW.
1237	1237 is a high compressible material suitable for low and medium bolt pressure, with good flexibility and resilience. The physical characteristics along with oil and fuel resistance make this a qualified material for automotive and industrial gaskets.
1521	This is a highly compressible material suitable for low and medium bolt pressure, with good flexibility and resilience. The physical characteristics along with oil and fuel resistance, make this a qualified material for automotive and industrial gaskets.
2030	An economic grade Corkrubber which offers very good performance in sealing mineral based Transformer Oils at temperatures of -40 to 110 ºC.CRC
CR-55R	Cork/synthetic rubber blend with medium compressibility and oil resistance. A good general purpose sealing material offering good performance in a wide variety of applications.
CR-75	Hypalon/cork blend, medium-firm, with good heat, ozone, and oil resistance. Used for OE, oil and transmission pan gaskets.
DC-100	General-purpose gasket and sealing material; high cork content, minimum side flow. Cork and oil-resistant synthetic rubber.
DC-113	Firmer than DC-100; high cork content for narrow gaskets, instrument bezels, etc. Cork and oil-resistant synthetic rubber.
DC-167	Top quality, soft, highly compressible material for low bolting pressures. Cork and oil-resistant synthetic rubber.
GT-33	A general purpose material with good oil and fuel resistance and good flexibility. For use when high compressibility is necessary.
GT-580	An EPDM - based cork rubber material suitable for sealing Sulphur Hexafluoride Gas (SF6) at temperatures of -10 to 110 ºC. The excellent Compression Set / Recovery properties of GT-580 ensure maximum sealing performance.
HC-50	Cork/nitrile blend with high compressibility and good oil resistance. Offers low swell in fuels and oils. Excellent choice where bolt pressures are low.
HC-60	A Nitrile Cork Rubber designed to give excellent sealing properties at medium bolt pressures in Mineral Oils with a temperature range of -10 ºC to 110 ºC
HC-80	Cork/nitrile blend with low compressibility and good oil resistance. Use with high bolt pressure. Recommended in automotive, fuel pump and meter applications.
NC-60	Cork/neoprene blend with medium compressibility and good oil resistance. Used in air or refrigeration compressors among other applications.
NC-80	Cork/neoprene rubber blend, a firm material with high tensile and tear resistance, low compression set. Excellent heat resistance and moderate swell in fuels and oils.
NCA-45	Cork/synthetic rubber blend with medium oil resistance. Used in most automotive and sealing applications including valve covers, oil pans and transmission pans.
SC-705	Is a moderately compressible cork-silicone material with exceptional high and low temperature properties.
SG-630	A firm, low to moderately compressible cork-rubber material with exceptional heat and low temperature resistance.
SP-52	Neoprene/cork sponge blend with moderate oil resistance. Used for oil sealing in low torque applications. Used for die ejection, as well as cushioning for furniture and insulation on windows and doors.

For more detailed information on each listed product, please contact our sales office. Other grades availble for specific applications ie Transformers etc