Ultramid 8255 HS BASF Polyamide 6

Product Description

Ultramid 8255 HS is a heat stabilized, impact modified type 6 nylon graft copolymer developed for both injection molding and extrusion applications. It exhibits varying levels of toughness and flexibility combined with excellent thermal and chemical resistance properties provided by the nylon backbone. It maintains its inherent chemical resistance to greases, oils and hydrocarbons.

General

Material Status

Commercial: Active

Availability

North America

Additive

Heat Stabilizer

Impact Modifier

Features

Copolymer

Good Abrasion Resistance

Good Chemical Resistance

Good Dimensional Stability

Good Flexibility

Good Flow

Good Impact Resistance

Good Processability

Good Thermal Aging Resistance

Good Thermal Stability

Good Toughness

Grease Resistant

Heat Stabilized

Hydrocarbon Resistant

Impact Modified

Medium Viscosity

Oil Resistant

Semi Crystalline

Uses

Automotive Applications

Cable Jacketing

Connectors

Fasteners

Sporting Goods

Tubing

RoHS Compliance

Automotive Specifications

Appearance

Natural Color

Forms

Pellets

Processing Method

Injection Molding

Physical	Nominal Value	Unit	Test Method
Specific Gravity			ASTM D792
Molding Shrinkage - Flow (0.125 in)		in/in	ASTM D955
Water Absorption			ASTM D570
24 hr		%
Saturation		%
Equilibrium, 50% RH		%
Mechanical	Nominal Value	Unit	Test Method
Tensile Strength (Yield, 73°F)		psi	ASTM D638
Tensile Elongation			ASTM D638
Yield, 73°F		%
Break, 73°F		%
Flexural Modulus			ASTM D790
-40°F		psi
73°F		psi
149°F		psi
194°F		psi
250°F		psi
Flexural Strength			ASTM D790
-40°F		psi
73°F		psi
149°F		psi
194°F		psi
250°F		psi
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact (73°F)		ft·lb/in	ASTM D256
Hardness	Nominal Value	Unit	Test Method
Rockwell Hardness (R-Scale)			ASTM D785
Thermal	Nominal Value	Unit	Test Method
Deflection Temperature Under Load (264 psi, Unannealed)		°F	ASTM D648
Melting Temperature		°F	ASTM D3418
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Ultramid® 8255 HS, Ultramid 8255 HS, Ultramid® , Ultramid, Ultramid8255HS, 8255 HS, 8255HS, Polyamide 6, Nylon 6, Polyamide, Nylon, pa6, BASF, Polyamide6, Nylon6, HS8255
Generic Name
Generic Name may also be described by the following terms: PA6.
Features
Features may also be described by the following terms: Good Thermal Stability, Good Impact Resistance, Good Flexibility, Flexible, Good Chemical Resistance, Chemical Resistant, Heat Stabilized, Heat-ageing Stabilized, Heat Ageing Stabilized, Heat-aging Stabilized, Heat Aging Stabilized, Good Toughness, Tough, Good Abrasion Resistance, Abrasion Resistant, Semi-Crystalline, Good Dimensional Stability, Dimensionally Stable, Good Flow, Good Processability, Easy Processing, Good Thermal Aging Resistance, Thermal Aging Resistant, Medium Viscosity.
Uses
Uses may also be described by the following terms: Automotive Applications, Automotive Sector, Tubing, Tube.
Automotive Specifications
This plastic material has approval for 7 automotive specifications from the following agencies (the number in parentheses shows the number of specifications for that agency): FORD (1), CHRYSLER (1), GM (2), ASTM (3).

Injection	Nominal Value	Unit
Drying Temperature		°F
Drying Time		hr
Suggested Max Moisture		%
Rear Temperature		°F
Middle Temperature		°F
Front Temperature		°F
Processing (Melt) Temp		°F
Screw L/D Ratio
Screw Compression Ratio
Injection Notes
Head Temperature: 230 to 245°C Flange Temperature: 230 to 245°C Die Temperature: 230 to 245°C Metering Section: 40% Transition Section: 3 to 4 flights Feed Section: balance of screw length

Notes

¹Typical properties: these are not to be construed as specifications.

Ultramid® 8255 HS

Polyamide 6

Supplied by BASF Corporation