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TECASON P MT (Radel® R)

Exceptional resistance to common sterilisation techniques.

Tecason P MTColoured plastics are very popular in medical technology, eg, to easily distinguish between different instruments and sizes. TECASON P MT (Radel® R) has been specially designed to fulfil these requirements.

It is a mechanical grade plastic with exceptional resistance to the common sterilisation techniques, giving added safety in medical applications. The material also possesses high thermal resistance, excellent mechanical properties and toughness.

Our TECASON P MT is available in many standard colors.

Properties

  • Resistant to cleaning agents, disinfectants and various solvents
  • Resistant to repeated steam sterilisation cycles
  • High resistance to gamma radiation
  • Good hydrolysis resistance
  • Excellent dimensional stability
  • High thermal and mechanical capacity
  • High impact strength and notched impact strength
  • High hardness and rigidity
  • Low water absorption
  • Very good electrical insulation
  • Biocompatibility
  • FDA conformity of raw material and color pigments

Preferred fields

Medical technology, food technology, precision engineering

Applications

Surgical instruments, instrument handles, implant trials, sterilisation trays

Comparable to Pantone Colors

Process Black U
124 C
3298 C
187 C
301 U
Warm Grey 1 C
428 U

Standard Values

Unit TECASON P MT
DIN abbreviation PPSU
Density
(ASTM D 792, DIN 53 479) 		ρ
g/cm3 		1,29
Tensile strength at yield
(ASTM D 638, DIN EN ISO 527)		 σS
MPa		 70
Elongation at break
(ASTM D 638, DIN EN ISO 527, ASTM D 1708 (a))		 εR
%		 >50
Modulus of elasticity after tensile test (ASTM D 638, DIN EN ISO 527) EZ
MPa		 2350
Modulus of elasticity after flexural test EB
MPa		 2600
Hardness
(ball Indentation: ISO 2039/1, Shore D: ASTM D 2240, DIN 53 505 (d), Rockwell: ASTM D 785 , ISO 2039/2 (r), others: ASTM D 785 (a), DIN 43 456 (s)) 		HK
MPa		 86
Impact resistance
(DIN EN ISO 179, Izod: ASTM D 256, DIN EN ISO 180 (i), Charpy: DIN EN ISO 179 21, notch Impact strength: DIN 53 456 (k))		 an
kJ/m2
Heat distortion temperature
(DIN 53 461) acc. to ISO-R 75 method A		 HDT/A
°C		 207
Maximum service temperature
short term °C 190
long term °C 170
Thermal conductivity (23 °C) λ
W/(K·m)		 0,35
Coefficient of linear thermal expansion
(23 °C, ASTM D 696, DIN 53 752, ASTM E 831)		 α
10-5 1/K		 5,6
Dielectric constant
(106 Hz, ASTM D 150, DIN 53 483, IE-250)		 εR
-		 3,45*
volume resistance
(ASTM D 257, EC 93, DIN IEC 60093) 		R D
Ω·cm		 >1015*
Dielectric strength
(ASTM D 149)		 Ed
kV/mm		 15*
Moisture absorption to equilibrium
23 °C / 50% rel. humidity (DIN EN ISO 62) 		W(H2O)
%		 2,5
Water absorption at saturation
(DIN EN ISO 62)		 WS
%		 0,37
Flammability according to UL-Standard 94 V0

*The electrical values do not apply to the black colored type.

Stock Program

Tolerance TECASON P MT
mm black yellow green red blue ivory grey
DIN-Abbreviation PPSU PPSU PPSU PPSU PPSU PPSU PPSU
Density (g/cm3) 1,29 1,29 1,29 1,29 1,29 1,29 1,29
Size
Ø (mm) kg/m kg/m kg/m kg/m kg/m kg/m kg/m
25,4 / 1" +0,13
+0,0		 0,657 0,657 0,657 0,657 0,657 0,657 0,657
31,75 / 1 /" 1,03 1,03 1,03 1,03 1,03 1,03 1,03
38,1 / 1 /2" 1,48 1,48 1,48 1,48 1,48 1,48 1,48
44,45 / 1 3/4" 2,01 2,01 2,01 2,01 2,01 2,01 2,01
50,8 / 2" 2,62 2,62 2,62 2,62 2,62 2,62 2,62
57,15 / 2 1/" +0,76
+0,0		 3,35 3,35 3,35 3,35 3,35 3,35 3,35
63,5 / 2 1/2" 4,13 4,13 4,13 4,13 4,13 4,13 4,13
69,85 / 2 /" 5,00 5,00 5,00 5,00 5,00 5,00 5,00
76,2 / 3" 5,94 5,94 5,94 5,94 5,94 5,94 5,94
88,9 / 3 /2" 8,08 8,08 8,08 8,08 8,08 8,08 8,08

The specified kg/m weights are purely arithmetic figures. Weight on delivery will deviate from the figures given above. Stock lengths 2440 mm, other delivery lengths possible, also available ground. All figures given without obligation.