Our Materials

PA4.6

Polyamide 4.6 (PA 4.6) is an aliphatic polyamide. Despite the similarity in molecular structure with PA 6.6, PA 4.6 has a higher melting point and a faster crystallization. PA 4.6 takes up more moisture than other polyamides.

CHARACTERISTICS

  • High temperature resistance, with a melting point of 296 C
  • Excellent mechanical properties and chemical resistance
  • Low creep and excellent fatigue properties
  • Very liquid
  • Low abrasion

ASA

ASA is an amorphous thermoplastic with a glass transition temperature of 100 C. ASA offers a combination of  mechanical and chemical properties at a low cost. ASA has better UV resistance than ABS. But the impact resistance is lower in the cold than ABS.

CHARACTERISTICS

  • Good mechanical strength and chemical resistance, but not against solvents
  • High impact strength, surface hardness and surface finish
  • Very good color resistance
  • Good outdoor resistance and dimensional stability

MPPE

Modified phenylene oxide plastic (MPPE) is a blend of high-strength plystyrene (HIPS) and phenylene ether (PPE), also known as polyphenylene oxide (PPO). This high performance structural plastic has an excellent dielectric and mechanical propeties, as well as high thermal resitance. Pure PPE (without HIPS, nylon or similar ingredients) is a thermoplastic with a glass transition temperature of at least 200 C.

CHARACTERISTICS

  • Polymer blend of PPO and PS with an amorphous structure and a glass transition temperature of 140 C
  • Low density
  • Low moisture absorption
  • Excellent hydrolysis resistance
  • Chemical resistance to weak acids, alkalis, certain aliphatic hydrocarbons and hot water. Not resistant to aromatic and halogenated hydrocarbons and strong acids.
  • Good mechanical properties over a wide temperature range
  • Low skew tendency at high temperatures

PA6

Polyamid (PA) 6 is one of the most common structural plastic. PA 6 is perceived as slightly easier to process and has a higher impact strength than PA 6.6. Moisture absorption is higher and thermal resistance is 30-40 C lower than PA 6.6.

FEATURES

  • Semi-crystalline structure with a Tg of 50 C and a melting point of 223 C
  • Easy to process
  • High impact resistance
  • Good mechanical properties up to 120-140 C
  • Chemical resistant to strong acids and alkalis
  • Moderate price
  • High air absorption

PA6.6

Polymide (PA) 6.6 is one of the most common structural plastic. It is at a relatively low price, easy to process, high impact resistance and high thermal resistance.

CHARACTERISTICS

  • Semi-crystalline structure with a Tg of 50 C and a melting temperature of 225 C
  • Easy to process
  • High impact resistance
  • Good mechanical properties up tp 140-160 C
  • Excellent chemical resistance to oils, fats and most solvents. But limited resistance to strong acids and alkalis
  • High moisture absorption

PBT

Polybutylene terephthalate (PBT) is one of the most common semi-crystalline construction plastics. Compared with PA 6.6, PBT has a lower moisture absorption and  creep resistance up to 130 C, at the expense of lower impact resistance and harder processing.

CHARACTERISTICS

  • Semi-crystalline structure with a TG of 60 C and a melting temperature of 217 C
  • High rigidity, strength and hardness 
  • Good thermal stability
  • Low moisture absorption and high dimensional stability 
  • Excellent abrasion resistance
  • Chemical resistant to aliphatic hydrocarbons, oils and fats. Not resistant to alkalis, strong acids and hydrolysis
  • Glossy finish
  • Resistant to UV

PC

Polycarbonate (PC) is an amorphous structural plastic with a glass transition tempreature of 150 C. Polycarbonate has properties such as high stiffness and toughness up to 135 C. Glass fiber filled PC grades have a very good crawler resistance up tp 145 C and an excellent impact resistance.

CHARACTERISTICS

  • Amorphous structure with a continuous operating temperature of 115 C
  • High rigidity, hardness ans toughness over a wide temperature range, from -150 C to + 135 C
  • Excellent coloring possibilities
  • Transparent and high gloss in its natural form
  • Flame retardant qualities
  • Limited chemical resistance, particularly sensitive to microspray, formation and hydrolysis
  • Sensitive to fractures

PEEK

Polyetheretherketone (PEEK) is the only thermoplastic that can achieve mechanical properties at above 300 C. This semi-crystalline aromatic polymer is considered to be the exclusive thermoplastic available on the market today.

CHARACTERISTICS

  • Semi-crystalline structure with glass transition temperature of 143 C and a melting temperature of 343 C
  • Resistant to high and low temperatures
  • Chemical resistant to most chemicals, even at high temperatures
  • Flame retardant without any additives
  • Unmatched hydrolysis resistance
  • Low smoke development during combustion
  • Good abrasion resistance and low friction
  • Excellent mechanical properties
  • Resistant to radiation

PEI

Polythermide (PEI) is an amorphus high temperature plastic with a glass transition temperature of 215 C. The polystermide is in natural form yellow transparent. The properties are alomst identical to PES. PEI has better mechanical properties, UV resistance and lower smoke emission than PES. But the temperature properties and the chemical and hydrolysis resistance are slightly better at PES.

CHARACTERISTICS

  • Amorphous structure with a glass transition temperature of 2015 C
  • Good creep properties
  • Good hydrolysis resistance
  • Good chemical resistance
  • High temperature resistance
  • Flame retardant without any additives
  • Low uptake of microwaves
  • Dimonsions stable
  • Low smoke emission

PES

Polyether sulfone (PES) together woth PSU and PEI forms a group of amorphous aromatic high temperature plastics. PES is characterized by very good creep properties, excellent chemical resistance and is flame retardant without any additives.

CHARACTERISTICS

  • Amorphous structure with glass transition temperature of 220 C
  • Transparent
  • Excellent hydrolysis resistance
  • Good chemical resistance
  • Good temperature resistance
  • Low uptake of microwaves

POM

Polyoxymethylene (POM) is one of the most common semi-crystalline structural plastics due to it’s combination of rigidity, toughness and dimensional stability. The regular molecular structure of POM allows it to achieve a crystallinity of 80%, which is higher than any other plastic except PE. POM is found as both homo- and copolymer. The homopolymer has a higher crystallinity which provides better abrasion properties, as well as stiffer and harder. While the copolymer has some better chemical resistance and is easier to process.

CHARACTERISTICS

  • Semi-crystalline structure with a glass transition temperature of -60 C and a crystalline melting point of 165 C
  • Excellent abrasion properties
  • High impact resistance down to -40 C
  • High stiffness and hardness
  • Good fatigue properties
  • Low water absorption
  • Good chemical resistance
  • Easy to process
  • High shrinkage
  • Flame retardant grades are not available

PPA

Polyphthalamide (PPA) is a semi-crystalline and partial an aromatic high temperature plastic, that can be used for long periods of temperatures up to 185 C. PPA has a very goo mechanical  properties and high stiffness at a reasonable cost.

CHARACTERISTIC

  • Semi-crystalline structure with a glass transition temperature of 126 C and a melting point of 312 C
  • Very good mechanical properties, such as stiffness and tensile strength
  • Good creep properties up to 200 C
  • Good chemical resistance to oils, fats, aromatic and aliphatic hydrocarbons. Limited to strong acids.
  • Relatively low moisture absorption
  • Good abrasion and friction properties

PPS

Polyphenylene sulphide (PPS) is an aromatic high temperature semi-crystalline plastic with a glass transition temperature of 85-90 C and a crystalline melting point of 280-290 C. PPS has good creep properties, chemical resistance to a variety of organic and non organic solutions. And it is also flameproof without any additives. The use of PPS in it’s natural form is limited due to the poor mechanical properties. Interference with fiber glass improves mechanical properties dramatically. Most applications are with reinforces glass fiber PPS.

CHARACTERISTICS

  • Operating temperature of 220-2240 C
  • Good creep properties
  • Excellent chemical resistance
  • Exceptionally high rigidity and hardness up to 80 C
  • Flame retardant without any additives
  • Flows better than most other high-temperature plastics
  • Limited impact resistance
  • Limited coloring options

PSU

Polysulfone (PSU) is an amorphous, aromatic high temperature plastic. Like PEI, PES and PSU it’s characterized as a cross-resistant, chemcial resistant to most chemicals and flame retardant. PSU has a lower price than PEI and PES, generally slightly worse properties.
CHARACTERISTICS

  • Amorphous structure with a Tg of 190 C
  • Excellent hydrolysis resistance
  • Good chemical resistance
  • Protected from flames
  • High heat resistance
  • Good for microwaves

ABS

Acrylonitrile – Butadiene – Styrene (ABS) is a mixture of SAN block copolymer with a butadiene rubber. ABS has a higher impact resistance but lower rigidity than SAN. The properties of ABS vary widely depending on how much butadiene rubber and acrylonitrile are used in the copolymer.

CHARACTERISTICS

  • Amorphous structure with a Tg of 105-115 C, depending of the quality of the ABS
  • Opaque with normally a slightly yellow tone
  • High gloss
  • High stiffness and hardness up tp 80 C
  • Impact resistent, even at -40 C
  • High scratch resistance
  • Chemical resistant , especially against microspray formation
  • Excellent electrical properties
  • Not resistant to UV

PVC

Polyvinylchloride (PVC) is an amorphous commodity. In the production of PVC you can use different polymerization methods and at the compounding stage you can influence the properties more than with any other plastic, ranging from very soft (e g garden hose) to rigid and tough (e g waste pipes). PVC is commonly distinguished as one of three different types: rigid, plasticized and latex.
CHARACTERISTICS

  • Low material cost and density
  • Excellent chemical resistance
  • Does not absorb moisture
  • Resistant to microorganisms
  • Good long-term strength
  • Food approved grades are available
  • Self-extinguishing (when not plasticized)
  • Good UV resistance
  • Hydrochloric acid is formed during thermal decomposition (fire/burning)

PP

Polypropylene (PP) is a semi-crystalline commodity. Polypropylene can occur as a homopolymer, random or block copolymer depending on the polymerization method.Polypropylene can also be mixed with elastomers e g EPDM), filled with talc (chalk) or reinforced with glass-fibre. In this way it is possible to obtain more grades with widely differing characteristics than can be achieved for any other plastic. Certain grades of Polypropylene can handle a continuous temperature of 100 C plus peaks of up to 140 C, and can therefore be classified as engineering plastics. CHARACTERISTICS

  • Low material cost and density
  • Excellent chemical resistance
  • Does not absorb moisture
  • Food approved grades are available
  • Fatigue resistance
  • Poor UV resistance (unmodified)
  • Brittle at low temperatures (unmodified)
  • Poor scratch resistance

PE

Polyethene (PE) is a semi-crystalline commodity. Polyethene can be classified into different groups depending on its density and the lateral branches on the polymer chains: UHMWPE – Ultra high molecular weight, HDPE – High density, MDPE – Medium density, LLDPE – Linear low density, LDPE – Low density, PEX – Cross-linked. When polymerizing ethylene to polyethylene, there are various processes resulting in more or less lateral branches on the molecular chains. A smaller number of lateral braces give a higher crystallinity, molecular weight and density.
CHARACTERISTICS

  • Low material price and density
  • Excellent chemical resistance
  • Negligible moisture absorption
  • Food approved grades are available
  • High elasticity down to < – 50 C
  • Excellent wear resistance (UHMWPE)
  • Easy to colour
  • Stiffness and tensile strength
  • Cannot handle temperatures above 80 C
  • Difficult to paint

PS

Polystyrene (PS) is a crystal clear amorphous commodity. The polymerization of styrene results in a transparent, rigid and hard plastic with a high gloss finish. Unfortunately, it is very brittle. Sacrificing the transparency and stiffness it can be mixed with 5 – 10% butadiene rubber (BR) to get what is called high impact polysyrene (HIPS), with an impact strength of up to 5 times higher than standard polystyrene. CHARACTERISTICS

  • Low material cost
  • High transparency (88%)
  • Negligible moisture absorption
  • Food approved grades are available
  • High hardness and surface gloss
  • Brittle
  • Poor chemical resistance
  • Low softening temperature
  • Turns yellow if left outdoors

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