LEWATIT® MonoPlus M 500 MB

Summary

Product identification

• Product Name: Lewatit® MonoPlus M 500 MB
• Type: Strongly basic, gelular anion exchange resin with uniform size beads (monodisperse)
• Matrix: Styrene-divenylbenzene copolymer
• Functional Group: Quaternary ammonium Type 1
• Common Description: Gel, Styrenic
• Appearance: Yellow, translucent
• Delivery Form: Cl⁻

This resin is tailor-made for mixed bed applications in make-up water systems, especially in combination with Lewatit® MonoPlus S 108 H.

Operating Limits

• pH Range (Stability): 0-14
• pH Range (Exhaustion): 0-12
• Temperature (Max. Operation): 70 °C
• Temperature (Storage Range): -20 - +40 °C
• Storage Time (after delivery): max. 2 years

Feed Water

Product Water

Electrical

Mechanical / Hydraulic

• Uniformity Coefficient: max. 1.1
• Mean Bead Size (d₅₀): 0.62 (±0.05) mm
• Total Capacity (delivery form): min. 1.3 eq/L
• Bulk Density (for shipment): 690 (±5%) g/L
• Density (approx.): 1.08 g/mL
• Water Retention (delivery form): approx. 48-55 % weight
• Volume Change (Cl⁻ → OH⁻): max. approx. 24 %
• Bed Depth (single column): min. 800 mm
• Bed Depth (per component in mixed bed): min. 500 mm
• Backwash Bed Expansion (per m/h at 20°C): 11 %
• Specific Pressure Loss (at 15°C): 1 kPa*h/m²
• Max. Pressure Loss (during operation): 200 kPa
• Specific Flow Rate (max.): 100 BV/h

Regeneration

• Regeneration Concentration (NaOH): approx. 2-6 wt. %
• Regeneration Quantity (NaOH, co-current): min. 100 g/L resin
• Regeneration Quantity (NaOH, counter-current): min. 50 g/L resin
• Regeneration Contact Time: min. 20 minutes
• Slow Rinse (at regeneration flow rate): min. 2 BV
• Fast Rinse (at service flow rate): min. 2 BV

Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror