Barlog Plastics KEBAFORM C 904 UR POM-C

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Barlog Plastics KEBAFORM C 904 UR POM-C
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	KEBAFORM C904 UR is a normal viscosity, elastomer-containing injection molding grade based on KEBAFORM C 90.0. The increased elastomer content results in a very high toughness level. The absorption capacity for high dynamic loads is excellent. Fields of application include outset technology, track rollers, belt buckles, transport chains, fastening elements, etc. Properties: dimensionally stable, good chemical resistance, good gliding properties, good recovery behavior, impact resistant, semi-crystalline Typical areas of application: Gears, Fasteners, Spring elements, Handles, Belt buckles, industrial goods, Bearing bushes, Outset technology, Pneumatic tubes, Rollers, Sports & Leisure Articles, shockproof housing, Transport chains, Valves, Connecting elements Information provided by BARLOG plastics GmbH.
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Physical Properties	Metric	English	Comments

Density	1.36 g/cc	0.0491 lb/in³	ISO 1183-1
Linear Mold Shrinkage, Flow	0.0170 cm/cm	0.0170 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.0170 cm/cm	0.0170 in/in	ISO 294-4
Melt Flow	7.00 g/10 min @Load 2.16 kg, Temperature 190 °C	7.00 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	43.0 MPa	6240 psi	ISO 527-1
Elongation at Break	50.0 %	50.0 %	ISO 527-1
Modulus of Elasticity	1.75 GPa	254 ksi	ISO 527-1
Charpy Impact Unnotched	10.0 J/cm²	47.6 ft-lb/in²	ISO 179-1eU
Charpy Impact, Notched	1.50 J/cm²	7.14 ft-lb/in²	ISO 179-1eA

Thermal Properties	Metric	English	Comments
Melting Point	166 °C	331 °F	ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi)	90.0 °C	194 °F	ISO 75-1/-2
Flammability, UL94	HB @Thickness 0.800 mm	HB @Thickness 0.0315 in	IEC 60695-11-10
	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in	IEC 60695-11-10

Processing Properties	Metric	English	Comments
Melt Temperature	180 - 210 °C	356 - 410 °F
Mold Temperature	60.0 - 120 °C	140 - 248 °F
Drying Temperature	80.0 - 100 °C	176 - 212 °F
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour
Injection Pressure	60.0 - 120 MPa	8700 - 17400 psi
Hold Pressure	60.0 - 120 MPa	8700 - 17400 psi
Back Pressure	1.00 - 4.00 MPa	145 - 580 psi

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PBARLO643 / 326717

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