Diagnostic snapshot
What you see → likely cause → product to sample
What you see
Bubbles in film or molded parts
Likely cause
Possible causes include material moisture, variable feedstock, or unsuitable storage.
Product to sample
Desiccant Masterbatch
Diagnosis & solution
Moisture, bubbles, and white spots in plastic processing
Moisture in material can appear as bubbles, spots, or an uneven surface during processing.
Visible symptoms
- Bubbles in film or molded parts
- White spots or small voids
- Unstable surface finish
The problem as it shows on the line
Bubbles or white spots causing scrap or rejection?
Diagnostic read
- Likely cause
- Possible causes include material moisture, variable feedstock, or unsuitable storage.
- Impact on production
- The issue can increase scrap, slow production, and affect customer acceptance.
Suggested product to sample

Moisture control
Desiccant Masterbatch
SPHERE Desiccant absorbs moisture present in the material during processing, helping the product come out cleaner with fewer bubbles and spots — especially with recycled or long-stored material.
Practical benefits
- Calmer processing with moist material
- Cleaner appearance and fewer visible defects
Relevant applications
Frequently asked questions
Is the same solution right for every production line?
No. Selection changes by material, application, product form, and process. We start with the problem, then suggest a sample.
Should we test before a larger order?
Yes. Test on your line first, then decide.
Test the product on your line first. Then decide.
Direct contact: 01018754332