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Smiths Metal Centres Nylon 6G+MoS2, black

Smiths Metal Centers Nylon 6G+MoS2, Black is a high-quality wear resistant engineering plastic material. It is a polyamide with MoS2. The casting process allows the production of larger material sections virtually free from residual stress. It may also be cast into customer shapes that reduce material waste and machining time.

Polymer Name: Polyamide 6 (PA 6)

Physical Form: Bars, Rods, Sheets

Features: Chemical Resistant, Excellent Mechanical Strength, Food Contact Acceptable, Good Abrasion Resistance, Good Impact Strength, Good Sliding Properties, Noise Damping, Wear Resistant

Density: 1150.0 - 1150.0 kg/m³

Tensile Modulus: 3500.0 - 3500.0 MPa

Color: Black

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Fillers Included
Polymer Name
Technologies

Features & Benefits

Features & Benefits

Product Attributes

  • Range of grades
  • Good mechanical properties 
  • Good chemical resistance
  • Good impact strength
  • Natural product may be used in contact with foodstuffs (subject to appropriate limits)
  • Naturally good damping properties
  • Goods sliding properties
  • High wear resistance
  • Good abrasion reistance
  • Product sourced from longstanding manufacturer with ISO accreditation

Customer Benefits

  • Correct grade selection for application is optimized
  • Very good all-round product for diverse engineering applications
  • Reduces machinery noise levels
  • Long life in many industrial bearing, wear and gear applications
  • Consistent quality ensures uniform characteristics in machining and performance

Applications & Uses

Typical Applications

Mechanical engineering, automotive and general machinery construction - e.g. plain bearings, coil bodies, guide & clutch parts, gears, cams, rollers, slide bearings, seal rings and guide rails, pulleys, conveyor parts.

Machinability

While not as fine as acetal, the machinability of unmodified nylon is very good. Glass-filled grades will require the use of tipped tooling. As with all plastic materials, experience has shown that extra care must be taken with larger diameters, especially in the colder months when plastic materials lose some of their toughness and so have less resistance to machining stresses. It’s therefore important to ensure that these materials are not machined while in a chilled condition.

Properties

Color
Flame Rating
Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Density (20°C)1.15g/cm^³-
Tensile Strength at Yield82.0MPa-
Elongation at Break35.0%-
Tensile Modulus of Elasticity3500.0MPa-
Notched Impact Strength (Charpy)min. 2.5kJ/m^²-
Ball Indentation Hardness185.0N/mm^²-
Hardness83.0Shore D-
Thermal Properties
ValueUnitsTest Method / Conditions
Melting Temperature216.0ºC-
Heat Deflection Temperature (1.8 MPa)95.0ºCMethod A
Coefficient of Thermal Expansion (Avg. Between 20 - 60°C)80.010^⁻⁶ .K^⁻¹-
Specific Thermal Capacity (100°C)1.7kJ/(kg.K)-
Service Temperatures without High Mechanical Load – Long Term-40 to +110ºC-
Service Temperature - Short Termmax. 170ºC-
Typical Properties
ValueUnitsTest Method / Conditions
Moisture Absorption Saturation in Air (23ºC, 50% RH)2.5%-
Flammability
ValueUnitsTest Method / Conditions
Flammability (3mm/6mm Thick)HB/HB-UL94

Regulatory & Compliance

Certifications & Compliance

Technical Details & Test Data

Technical Description
Grade Modification Purpose
Nylon 6G+MoS₂ (molybdenum disulphide) – (PA6GMO) Addition of liquid lubricant. Color: black Improved wear resistance, good sliding properties & very good UV resistance.
Chemical Resistance

Nylon 6G is highly resistant to: hydrocarbons, alkalis, fats, oils, fuels, ethers, esters and ketones. But it is not resistant to: halogens, mineral acids and certain organic acids, oxidizing agents.

Acid resistance -
Alkali resistance +
Hydrocarbon resistance +/0
Chlorinated hydrocarbon resistance -
Aromatic resistance +/0
Ketone resistance +
Resistance to hot water +/0
Dimensional Stability

Like most Nylons, 6G will slowly absorb / exude moisture depending on the humidity of the surrounding atmosphere. This has three significant affects; importantly, a component will change dimension so consideration must be given to this e.g. bearing clearances. Electrical insulation properties will change – consider Nylon 12 as an alternative. Usefully, high humidity will toughen Nylon 6G, with significantly higher impact strength being recorded.

Packaging & Availability

Product Availability
Round bar Natural color made up to 2000mm dia, MoS2, black to 450mm. Modified grades – please call for a quotation.
Sheet/plate Natural color made to 500mm thk. MoS2, black to 200mm. A range of area formats is available.
Tube Natural color made up to 2000+mm outside dia.

Sizes not stocked are available on relatively short delivery time. 1, 2 or 3m lengths supplied or cut to customer requirements.