Custom Molding Company Logo Custom Molding Company

Raw Material Supply · South Africa

Plastic Raw Materials
Request a Quote

Source injection-grade and extrusion-grade thermoplastic resins directly. Select the materials you need, add them to your quote basket, and submit — we'll respond within 24 hours with pricing and availability.

Browse Materials ↓ View Quote Basket
8
Materials Available
25 kg
Minimum Order
24 hrs
Quote Response
ZAR / USD
Invoiced In

Available Materials

Click Add to Quote on any material to build your quote basket.

ABS (Acrylonitrile Butadiene Styrene)
In Stock
Injection Grade

ABS (Acrylonitrile Butadiene Styrene)

The most widely used engineering thermoplastic. Excellent impact resistance, dimensional stability, and surface finish. Ideal for consumer electronics, automotive interior trim, and industrial housings.

Density
1.04 g/cm³
Tensile Strength
40–50 MPa
Heat Deflection
80–100°C
Mould Shrinkage
0.4–0.7%
Electronics enclosuresAutomotive trimConsumer goodsPipe fittings
Min. order: 25 kg Lead time: 3–5 days
Polypropylene (PP)
In Stock
Injection & Extrusion Grade

Polypropylene (PP)

Lightweight, chemical-resistant commodity resin. Excellent fatigue resistance for living hinges. The go-to material for packaging, automotive, and medical applications requiring sterilisation.

Density
0.90–0.91 g/cm³
Tensile Strength
30–40 MPa
Heat Deflection
100–115°C
Mould Shrinkage
1.0–2.5%
PackagingAutomotive partsMedical containersLiving hinges
Min. order: 25 kg Lead time: 3–5 days
HDPE (High-Density Polyethylene)
In Stock
Injection & Extrusion Grade

HDPE (High-Density Polyethylene)

High stiffness-to-density ratio with outstanding chemical resistance. Widely used for industrial containers, pipes, and outdoor applications requiring UV and moisture resistance.

Density
0.94–0.97 g/cm³
Tensile Strength
22–31 MPa
Heat Deflection
60–80°C
Mould Shrinkage
1.5–3.0%
Industrial containersPipes & profilesOutdoor furnitureChemical tanks
Min. order: 25 kg Lead time: 3–5 days
Polycarbonate (PC)
Available
Optical & Engineering Grade

Polycarbonate (PC)

Exceptional optical clarity and impact strength — virtually unbreakable. Used in safety glazing, medical devices, and electronics requiring transparency and high-temperature performance.

Density
1.20 g/cm³
Tensile Strength
55–75 MPa
Heat Deflection
130–140°C
Mould Shrinkage
0.5–0.7%
Safety glazingMedical devicesLED lensesElectronics housings
Min. order: 25 kg Lead time: 5–7 days
Nylon PA6 / PA66
Available
Engineering Grade

Nylon PA6 / PA66

High mechanical strength, stiffness, and excellent wear resistance. The preferred material for gears, bearings, and structural components operating in high-temperature or high-friction environments.

Density
1.13–1.15 g/cm³
Tensile Strength
70–85 MPa
Heat Deflection
180–200°C (glass-filled)
Mould Shrinkage
0.5–2.0%
Gears & bearingsStructural bracketsUnder-bonnet automotiveIndustrial machinery
Min. order: 25 kg Lead time: 5–7 days
HIPS (High-Impact Polystyrene)
In Stock
Vacuum Forming & Injection Grade

HIPS (High-Impact Polystyrene)

Cost-effective, easily thermoformed material with good impact resistance and printability. Widely used for point-of-sale displays, packaging trays, and refrigerator liners.

Density
1.04–1.06 g/cm³
Tensile Strength
25–40 MPa
Heat Deflection
70–90°C
Mould Shrinkage
0.4–0.7%
POS displaysPackaging traysRefrigerator linersSignage
Min. order: 25 kg Lead time: 3–5 days
PVC (Polyvinyl Chloride)
In Stock
Rigid & Flexible Extrusion Grade

PVC (Polyvinyl Chloride)

Versatile, flame-retardant material available in rigid and flexible formulations. The dominant material for window profiles, cable conduit, and construction applications.

Density
1.35–1.45 g/cm³
Tensile Strength
40–60 MPa
Heat Deflection
60–80°C
Mould Shrinkage
0.2–0.5%
Window profilesCable conduitPipes & fittingsConstruction profiles
Min. order: 25 kg Lead time: 3–5 days
POM / Acetal (Polyoxymethylene)
On Request
Engineering Grade — On Request

POM / Acetal (Polyoxymethylene)

Exceptional dimensional stability and low friction coefficient. The preferred material for precision gears, fasteners, and mechanical components requiring tight tolerances and wear resistance.

Density
1.41–1.43 g/cm³
Tensile Strength
65–70 MPa
Heat Deflection
100–110°C
Mould Shrinkage
1.8–2.5%
Precision gearsFastenersFuel system partsConveyor components
Min. order: Enquire Lead time: Contact for availability

Quote Basket

0 items
🧺

Your quote basket is empty. Add materials from the grid to get started.

Why Source Materials From Us?

We manufacture with these resins every day — so we know exactly which grades work and which don't.

🏭
Production-proven grades
We use the same resins in our own injection moulding and extrusion lines — no guesswork on processability.
📦
25 kg minimum
No need to buy full pallet quantities. Minimum 25 kg orders for development and short-run production.
💱
ZAR pricing
Pay in South African Rand — no forex exposure for local buyers. USD invoicing available for international orders.
🚚
Fast dispatch
In-stock materials dispatched within 3–5 business days. Nationwide delivery via courier.

Need a Material Not Listed?

We can source most engineering thermoplastics on request — including PC/ABS blends, glass-filled grades, flame-retardant compounds, and recycled content resins.

Contact Us for Custom Sourcing →