printodent GR-19.1 OA transparent, 1 kg

REF 282001

printodent^® GR-19.1 OA is a 3D printing resin for the additive manufacturing of hard-elastic orthodontic splints.
Advantages:

Hard-flexible
Maximum wearing comfort thanks to thermal effect

Specifications

Property	Requirement	Result ***	Standard
Ultimate flexural strength	≥ 50 MPa	56 MPa	ISO 20795-2 ••
Flexural modulus	≥ 1500 MPa	1550 MPa	ISO 20795-2 ••
Water solubility	≤ 5 µg/mm³	≤ 5 µg/mm³	ISO 20795-2
Water sorption	≤ 32 µg/mm³	≤ 32 µg/mm³	ISO 20795-2
Shore hardness	n.a.*	80 D	ISO 48-4
Viscosity (23 °C)	n.a.*	2 Pa s	DIN 53019-1
Maximum stress intensity factor	≥ 1,1 J/m^2	≥ 1.1	ISO 20795-2**
Total fracture work	≥ 250 MPa*m^ 1/2	≥ 250	ISO 20795-2**
Biocompatibility	Irritation and delayed-type allergies	comply	ISO 10993-1 / ISO 10993-10
Biocompatibility	Genotoxicity, Carcinogenity and Reproductive toxicity	comply	ISO 10993-1 / ISO 10993-3
Biocompatibility	Systemic toxicity	comply	ISO 10993-1 / ISO 10993-11
Biocompatibility	Cytotoxicity	comply	ISO 10993-1 / ISO 10993-5

* not applicable
** on the basis
*** These data result from measurements of a representative sample, which were determined within the scope of our quality assurance.

REF

282001