Masterbatch & Additives
Calcium carbonate (CaCO3) filler masterbatch to cut cost and add stiffness, colour masterbatch for PP, PE, PS and ABS, and optical brightener that makes white plastic look brighter. Pellets & Additives
Finely ground CaCO3 concentrated in a carrier resin. Replaces part of the virgin resin to cut cost and add stiffness.
- ISO 9001:2015 plants
- Direct from our Bandung plants
- Delivery across Indonesia, confirmed per order
Calcium carbonate: benefits
- Lower raw material cost.
- Better stiffness and dimensional stability.
- Smoother, more printable surface.
- Less shrinkage and warping.
Calcium carbonate: applications
- Film and plastic bags.
- Agricultural and mulch film.
- Injection-moulded parts and sheet.
Colour masterbatch: benefits
- Consistent colour batch to batch.
- Low dosage and less waste.
- Even dispersion in the melt.
- Standard and custom shades.
Colour masterbatch: optional functional additives
- Antioxidants for longer product life.
- UV stabilisers for outdoor use.
- Flame retardants where required.
Optical brightener: applications
- Packaging that stands out on the shelf.
- Brighter-looking household goods.
- White bags and film.
- Pre-dispersed in masterbatch for consistent results.
Optical brightener: points to consider
- Compatibility with the resin.
- Dosage: too much can add a blue tint.
- It does not fully hide discolouration from other causes.
How to order
- 01
Send your request on WhatsApp
Product, size, quantity and delivery city.
- 02
We check and send a quote
Options, price and minimum order for your needs.
- 03
Production and delivery
Shipped from Bandung across Indonesia.
Questions about Masterbatch & Additives
Still unsure? Ask our team on WhatsApp.
Who manufactures calcium carbonate masterbatch in Indonesia?
PT. Cave Sumber Berkat (CSB) in Bandung, part of Cave Mekar Group, makes calcium carbonate masterbatch at 3 ISO 9001 certified plants. Sold direct from the factory at highly competitive prices and shipped across Indonesia.
What is calcium carbonate masterbatch?
Fine CaCO3 concentrated in a carrier resin, blended into the main resin to cut cost and add stiffness.
Which products use it?
Film and bags, agricultural and mulch film, and injection-moulded parts and sheet.
What dosage is used?
It depends on the product and machine. Run a sample trial and we will help set a starting dosage.
Can I get samples?
Yes. Tell us the resin, product and monthly volume.
Who manufactures colour masterbatch in Indonesia?
PT. Cave Sumber Berkat (CSB) in Bandung, part of Cave Mekar Group, makes colour masterbatch at 3 ISO 9001 certified plants. Sold direct from the factory at highly competitive prices and shipped across Indonesia.
What is colour masterbatch?
Pigment concentrate in a polymer carrier for colouring PP, PE, PS and ABS at low dosage.
Can you match a custom colour?
Yes. Send a colour sample or code, the resin and the application.
Can additives be added?
Yes, for example antioxidants, UV stabilisers or flame retardants.
Who manufactures optical brightener in Indonesia?
PT. Cave Sumber Berkat (CSB) in Bandung, part of Cave Mekar Group, makes optical brightener at 3 ISO 9001 certified plants. Sold direct from the factory at highly competitive prices and shipped across Indonesia.
What does an optical brightener do?
It absorbs UV light and re-emits it as blue light, so plastic looks whiter and brighter.
What dosage?
Too much gives a blue tint. Trial first and we will help set the dosage.
Related products
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Need a quote or samples?
Send the product, size and estimated volume. Our team replies during business hours.