MDX Biotechnik International

MDX Tube

A new tube pumps (also called peristaltic pumps) generation with very simple tube change
The standard models are with variable or fixed speeds.
The Pump heads can be removed very easy. The heads are rotable by 90°.

Tubes and their Application
Please choose the right tube material for your application

Name	Silicon	PharMed/Santoprene	Tygon LFL
Advantages	Hardly removing from softeners and other additives smell neutral, not toxic, mould resistant, ideal for low temperatures, waterproof and resistant to ozone, radiation, sunlight	Can be welded, stuck and formed, very long lifespan, low gas permeability, suitably for the medicine and food area, impermeable for normal light and UV radiation.	Clear tube with a high life time, high chemical compatibility, tasteless, good dielectric qualities, low gas permeability, suitable for the medicine and Food section
Qualities	Not suitably for concentrated solvents, oils, acids or thinned potassium Hydroxide, relative high gas permeability	Remove from additional chemicals is possible	Not suitable for human blood and tissue part
Physical qualities	Transparent, Polydimethylsiloxane with silica and Siliconoil additives, excellent compression resistance	Polypropyleneelastomer, excellent tensile strength non-transparent, beige	Flexible, soft, transparent clear
Temperature range	-50°C up to +230°C	-50°C up to +135°C	-50 up to +74°C
Application:
Acid	Conditional	good	good
Base	Conditional	good	good
Solvent	not suitable	not suitable	not suitable
Pressure	Satisfactory	good	good
Vacuum	good	good	good
Viscous media	Satisfactory till good	excellent	excellent
Sterile media	good	good	good
Complies with the norms	USP class VlFDA 21 CFR 177.2600 USDA standard	USP class VlFDA 21 CFR 177.2600 (only Pharmed) 3 ARPA and NSF	USP class FDA
Sterilisation	Gamma radiate or autoclavable in steam atmosphere, sterilisation not with ethylene oxide	Autoclavable, without ageing appearances	Steam and ethylene oxide sterilization capable (max. 30 min. at 121° degrees Celsius)
Permeability:
CO₂	1200	1200	563
H₂	16170 x 10^-11	772 x 10^-11	362 x 10^-11
O₂	200	200	124
N₂	80	80	67

Name	Viton / Fluran F-5500	Norprene
Advantages	Resistant against chemicals, excellent resistance against corrosive media, solvent and oils with high temperatures, low gas permeability	Good resistance against acids and bases, long lifespan, low gas permeability, can be stuck welded and formed, not oxidizing, good dielectric qualities, doesn't age
Qualities	Restricted lifespan	Remove from additional chemicals is possible
Physical qualities	Fluorpolymerelastomer, non-transparent, black	Polypropylenelastomer, excellent tensile strength, non-transparent, black
Temperature range	-40°C up to +200°C	-60°C up to +130°C
Application:
acid	excellent	good
Base	excellent	good
Solvent	good	not suitable
Pressure	good	Satisfactory
Vacuum	good	good
Viscous media	good	excellent
Sterile media	Satisfactory	Not recommendable
Complies with the Norms	no details	no details
Sterilisation	Steam and Ethylenoxide sterilization capable (max. 30 min. at 121° degrees Celsius)	Not recommendable
Permeability:
CO₂	38	1200
H₂	24 x 10^-11	772 x 10^-11
O₂	14	200
N₂	5	80