Surface Testing Technology
Whether colour, gloss, roughness or scratch resistance – surface testing laboratories will find what they are looking for.
For registration please use our catalogue, which contains our complete offer. You will find the catalogue at the right top of this page.
Thermoplastics
Color measurement (8°/d); (ΔE*) ΔL* Δa* Δb* 1 (DIN 53236-A, ISO 7724)
Color measurement (45°/0) – (ΔE*) ΔL* Δa* Δb* 1 (DIN 53236-B)
Gloss level; gloss value (60°) 1 (ISO 2813)
Surface energy – Measurement of the contact angle (DIN 55660-2)
Contact angleΘ: Water
Contact angleΘ: Diiodomethane
Surface energy, polar
Surface energy, dispersive
Roughness measurement by means of stylus method (ISO 4287, ISO 4288)
Roughness (line), contactless (ISO 4287)
Rp
Rv
Rz
Ra
Roughness (area), contactless (ISO 25178-2)
Sp
Sv
Sz
Sa
Abrasion resistance of high gloss surfaces 1 (PV 3987)
Cross cut test (ISO 2409)
Scratch resistance 1 (PV 3952)
Scratch resistance (ISO 1518-1)
Elastomers / TPE
Abrasion resistance (rotating cylinder drum) (ISO 4649)
Foils
Transparency/Haze; Haze value (ISO 14782)
Coefficient of friction (ISO 8295)
Static coefficient of friction
Dynamic coefficient of friction
Geosynthetics
Unevenness (Asperity Height) (ASTM D7466)
Textiles
Determination of the slippage resistance of yarns at a seam in woven fabrics (ISO 13936-1/-2)
Bursting properties of fabrics -bursting strength and bursting distension (ISO 13938-2)
Colour measurement (8°/d); (ΔE*) ΔL* Δa* Δb* (Textiles) (-)
white degree measurement (according to Ganz)
Abrasion resistance Martindale (ISO 12947-2)
Pill inclination (pilling test box) (ISO 12945-1)
Colour fastness to rubbing (Crockmeter) (ISO 105-X12)
Hydrostatic pressure test
Recommendation: Total mass of impact body = 20 kg. (EN 20811)
1 Test is included in the scope of proficiency tests, which are intended to be accredited