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Wittenburg BV is a qualified medical compounder designing and manufacturing soft thermoplastic elastomers and speciality engineering plastics compounds to ISO 13485 under the brand name Cawiton®. We have a strong presence as a supplier of polymer compounds to highly regulated and risk-averse markets such as medical devices, pharmaceutical packaging, food packaging and drinking water. The privately owned Wittenburg Group has more than 100 years of history and production locations in The Netherlands and China.

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Cawiton

Cawiton® Bio 4100 is a Wood-filled 65 Shore A TPE.

Cawiton® Bio 4100

Cawiton® CN970 is a high performance SEBS grade with a hardness of 70 Shore A. The temperature resistance and compression set are striking better than standard SEBS compounds.

Cawiton® CN970

Cawiton® SN960 is a standard (universal) SEBS with a hardness of 60 Shore A. The mechanical properties of this material are relatively good.

Cawiton® SN960

Cawiton® Bio 3200 is a PLA-starch for 3D printing applications.

Cawiton® Bio 3200

Cawiton® SN940 is a standard (universal) SEBS with a hardness of 40 Shore A. The mechanical properties of this material are relatively good.

Cawiton® SN940

Cawiton® SN950 is a standard (universal) SEBS with a hardness of 50 Shore A. The mechanical properties of this material are relatively good.

Cawiton® SN950

Cawiton® Bio 2800 is a 55 Shore A TPE with 60% bio-content for soft touch overmoulding applications.

Cawiton® Bio 2800

Cawiton® CN960 is a high performance SEBS grade with a hardness of 60 Shore A. The temperature resistance and compression set are better than standard SEBS compounds.

Cawiton® CN960

Cawiton® SN920 is a standard (universal) SEBS with a hardness of 20 Shore A. The mechanical properties of this material are relatively good.

Cawiton® SN920

Wittenburg BV

Wittenburg BV is a qualified medical compounder designing and manufacturing soft thermoplastic elastomers and speciality engineering plastics compounds to ISO 13485 under the brand name Cawiton®. We h

Wittenburg BV - Knowde

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Cawiton® CN990 is a high performance SEBS grade with a hardness of 90 Shore A. The temperature resistance and compression set are striking better than standard SEBS compounds.

CN 990 Technical Data Sheet

CN 990 Technical Data Sheet - Wittenburg BV

Cawiton® CN990

Cawiton CN990 - Wittenburg BV - SEBS - Injection Molding - Knowde

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	Value	Units	Test Method / Conditions
Tensile Strength (Flow Direction)	9.5	MPa	ISO 37
Elongation at Break (Flow Direction)	420	%	ISO 37
Tensile Modulus at 100 % Elongation (Flow Direction)	6.7	MPa	ISO 37
Tensile Modulus at 200 % Elongation (Flow Direction)	7.7	MPa	ISO 37
Tensile Modulus at 300 % Elongation (Flow Direction)	8.1	MPa	ISO 37
Tear Strength (Flow Direction)	61	N/mm	ISO 34-2
Compression Set (22hr/70°C)	61	%	ISO 815
Compression Set (24hr/120°C)	94	%	ISO 815
Tensile Strength (Cross Flow Direction)	12	MPa	ISO 37
Elongation at Break (Cross Flow Direction)	610	%	ISO 37
Tensile Modulus at 100 % Elongation (Cross Flow Direction)	5.3	MPa	ISO 37
Tensile Modulus at 200 % Elongation (Cross Flow Direction)	6.2	MPa	ISO 37
Tensile Modulus at 300 % Elongation (Cross Flow Direction)	6.6	MPa	ISO 37
Tear Strength (Cross Flow Direction)	52	N/mm	ISO 34-2

	Value	Units	Test Method / Conditions
Hardness	90	Shore A	ISO 868
Density	1.1	kg/dm3	ISO 2781
Melting Point	153	°C	DSC

Cawiton® CN990

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