BUYING GUIDE · LAST REVIEWED 2026-10-03

How to Select ABS High Rubber Powder for Compounding

Controlled differentiation and comparison paths for RC-178H, RC-198 and RC-158.

Short Answer

RC-178H, RC-198 and RC-158 are products for evaluation in ABS compounding. RC-198 is a small-particle grade, RC-158 a composite particle-size grade, and RC-178H has controlled high-temperature alloy-processing and heat-resistance positioning.

Controlled differentiation

Comparative evidence and tradeoffs

Controlled relationships are RC-178H ↔ Kumho HR-181, RC-198 ↔ Kumho HR-192 and RC-158 ↔ Kumho HR-150F. Comparative values must be read in their stated formulations.

The controlled RC-158 comparison includes a higher impact result for the reference material; this unfavorable evidence must remain visible. No universal ranking is published.

Products for Evaluation and D1 Price Status

Reference price range only. Actual price depends on grade, quantity, destination and current market conditions. Please contact us for today's confirmed CIF quotation.

Controlled Evidence and Related Resources

Evidence scope: Application and comparative results are formulation-specific and are not guaranteed product specifications. Final grade selection and dosage must be validated in the customer's resin, formulation and processing conditions.

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