Technical data

Processing data at a glance

Typical density, mould shrinkage and pre-drying conditions for the polymers we supply. Use these as a starting point when setting up a tool or a dryer — always confirm against the datasheet for the exact grade you are running.

Typical density, shrinkage, drying time and drying temperature by polymer
Polymer Density Shrinkage Drying time Drying temp
ABS1.07 g/cm³0.6%4 hours80°C
Acetal co-polymer1.42 g/cm³3.0%3 hours80°C
Acrylic1.18 g/cm³3.0%6 hours80°C
EVA0.935 g/cm³2.0%Not required
GPPS1.05 g/cm³0.4%Not required
HDPE0.960 g/cm³3.0%Not required
HIPS1.05 g/cm³0.6%3 hours60°C
LDPE0.923 g/cm³3.0%Not required
Nylon 61.13 g/cm³1.5%5 hours90°C
Nylon 661.15 g/cm³1.5%5 hours90°C
PBT G/F1.52 g/cm³1.0%8 hours120°C
Polycarbonate1.20 g/cm³0.7%6 hours120°C
Polypropylene0.905 g/cm³2.0%Not required
SAN1.08 g/cm³0.5%5 hours80°C

Figures are typical values for general-purpose grades. Filled, reinforced and specialist grades can differ — ask us for the datasheet on any grade we supply.

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Need data for a specific grade?

Tell us the grade or the part you are moulding — our team will send the full datasheet and processing recommendations.

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