See how GIEBEL compares.
Select a supplier to see our direct equivalent desiccant material.
Zeochem®
Z3-03
- Selectively adsorbs H₂O — 3Å pore excludes larger molecules like CO₂. iPore size: 3Å. H₂O adsorption: ~20% wt. at 25°C, pH 5–9.
- Industrial standard for ethanol dehydration and LPG drying. iUsed in TSA, PSA cycles. Regeneration: 200–300°C.
- Bead form — standard 1.5–2.5 mm spherical beads for fixed-bed columns.
| Product Code | Z3-03 |
| Pore Size | 3Å |
| Bulk Density | ~0.70 g/ml |
| H₂O Adsorption | ~20% wt. |
| Bead Diameter | 1.5–2.5 mm |
| Manufacturer | Zeochem AG, Switzerland |
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GIEBEL
GIEBEL Cagesphere® 3A
- Equivalent 3Å pore structure — same crystalline zeolite chemistry as Z3-03. iMeets or exceeds DIN/ISO adsorption spec. Drop-in compatible.
- Reduced attrition — engineered bead geometry limits dust migration into downstream systems. iOptimized crush strength for long-cycle fixed-bed and breather applications.
- All standard sizes available — 1 kg to 1,000 kg big bag supply.
| Product Code | Cagesphere® 3A |
| Pore Size | 3Å |
| Bulk Density | ~0.68–0.72 g/ml |
| H₂O Adsorption | ≥20% wt. |
| Bead Diameter | 1.5–2.5 mm |
| Zeochem Equiv. | Z3-03 |
Zeochem®
Z4-04
- Adsorbs H₂O, CO₂, H₂S, SO₂ — the most widely used molecular sieve. iPore size: 4Å. H₂O adsorption: ~22% wt. at 25°C.
- Universal drying applications — compressed air, natural gas, refrigerants. iBulk density: ~0.65–0.70 g/ml. Bead Ø: 1.6–2.5 mm.
- Industry benchmark — referenced in most equipment OEM specifications.
| Product Code | Z4-04 |
| Pore Size | 4Å |
| Bulk Density | ~0.65–0.70 g/ml |
| H₂O Adsorption | ~22% wt. |
| Bead Diameter | 1.6–2.5 mm |
| Key Applications | Air, NG, refrigerant drying |
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GIEBEL
GIEBEL Cagesphere® 4A
- Identical 4Å pore chemistry — same adsorption performance as Z4-04. iTested per DIN EN ISO 10306. Full data sheet available on request.
- OEM-compatible sizing — same bead diameter range for direct column refill. iBead Ø: 1.6–2.5 mm. Uniform size distribution minimizes pressure drop.
- Consistent batch quality — lot-by-lot certification available.
| Product Code | Cagesphere® 4A |
| Pore Size | 4Å |
| Bulk Density | ~0.65–0.70 g/ml |
| H₂O Adsorption | ≥22% wt. |
| Bead Diameter | 1.6–2.5 mm |
| Zeochem Equiv. | Z4-04 |
Zeochem®
Z5-01
- Adsorbs n-paraffins & isoparaffins — 5Å pore enables linear molecule separation. iPore size: 5Å. Ca-form zeolite A. Adsorbs: H₂O, CO₂, n-C₄H₁₀, C₃H₈.
- PSA oxygen & hydrogen production — key media in pressure swing adsorption. iBulk density: ~0.65 g/ml. Crush strength: >40N (1.5mm bead).
- Gas separation specialist — normal vs. iso paraffin separation in petrochemical plants.
| Product Code | Z5-01 |
| Pore Size | 5Å |
| Bulk Density | ~0.65 g/ml |
| H₂O Adsorption | ~21% wt. |
| Bead Diameter | 1.5–2.5 mm |
| Key Applications | PSA O₂/H₂, paraffin sep. |
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GIEBEL
GIEBEL Cagesphere® 5A
- Equivalent 5Å zeolite — same Ca-form crystal structure and pore selectivity as Z5-01. iPore size: 5Å. H₂O adsorption ≥21% wt. Full equivalence data available.
- PSA-grade quality — consistent crush strength supports high-cycle pressure swing systems. iCrush strength: >40N (1.5mm). Low attrition rate for extended cycle life.
- Multi-application supply — available in bead and pellet forms.
| Product Code | Cagesphere® 5A |
| Pore Size | 5Å |
| Bulk Density | ~0.65 g/ml |
| H₂O Adsorption | ≥21% wt. |
| Bead Diameter | 1.5–2.5 mm |
| Zeochem Equiv. | Z5-01 |
Zeochem®
Z10-03
- Largest pore molecular sieve — 10Å (13X) adsorbs CO₂, H₂S, mercaptans in addition to H₂O. iPore size: 10Å. Na-form. H₂O adsorption: ~25% wt. CO₂: ~15% wt.
- Air separation & cryogenic drying — pre-purification for liquid oxygen and nitrogen plants. iBulk density: ~0.60 g/ml. Bead Ø: 1.5–2.5 mm.
- High capacity — largest adsorption capacity of the four molecular sieve types.
| Product Code | Z10-03 |
| Pore Size | 10Å (13X) |
| Bulk Density | ~0.60 g/ml |
| H₂O Adsorption | ~25% wt. |
| Bead Diameter | 1.5–2.5 mm |
| Key Applications | Air sep., CO₂ removal, NG |
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GIEBEL
GIEBEL Cagesphere® 13X
- Equivalent 10Å Na-form zeolite — same multi-molecule adsorption as Z10-03. iH₂O adsorption ≥25% wt. CO₂ adsorption ≥14% wt. at 25°C.
- Cryogenic-grade purity — suitable for air separation pre-purification. iLow moisture content on delivery. Bulk density: ~0.60 g/ml.
- Traceable quality certification — CoA provided per batch.
| Product Code | Cagesphere® 13X |
| Pore Size | 10Å (13X) |
| Bulk Density | ~0.60 g/ml |
| H₂O Adsorption | ≥25% wt. |
| Bead Diameter | 1.5–2.5 mm |
| Zeochem Equiv. | Z10-03 |
Silcarbon®
MS3A
- 3Å pore water-selective adsorption — same zeolite A chemistry as industry standard. iPore size: 3Å. H₂O adsorption: ~20% wt. Primary use: polar solvent drying.
- Bead and pellet forms — available for column, drum, and cartridge systems.
- German-manufactured — Kirchhundem production site, Silcarbon Aktivkohle GmbH.
| Product Code | MS3A |
| Pore Size | 3Å |
| Bulk Density | ~0.70 g/ml |
| H₂O Adsorption | ~20% wt. |
| Manufacturer | Silcarbon, DE |
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GIEBEL
GIEBEL Cagesphere® 3A
- Equivalent 3Å zeolite — same K/Na-form crystal, same selectivity for water. iH₂O adsorption ≥20% wt. Drop-in replacement for MS3A columns.
- Consistent bead uniformity — tight size distribution reduces channeling in packed beds.
- Silcarbon cross-reference confirmed — qualified as MS3A equivalent.
| Product Code | Cagesphere® 3A |
| Pore Size | 3Å |
| Bulk Density | ~0.68–0.72 g/ml |
| H₂O Adsorption | ≥20% wt. |
| Silcarbon Equiv. | MS3A |
Silcarbon®
SGR20 / SGR50 / SGR70
- Amorphous silicagel bead — high surface area for broad humidity range drying. iSurface area: ~750 m²/g. Pore volume: ~0.40 ml/g. Adsorption: ~30% wt. at 60% RH.
- Three grain sizes — 20, 50, 70 suffix denotes mean particle size (µm). iSGR = bead (Kugel); SGG = broken bead. Typical bead Ø: 2–5 mm.
- No color indicator — purely white; requires a separate indicator or RH sensor.
| Product Code | SGR20 / SGR50 / SGR70 |
| Type | Silicagel bead |
| Surface Area | ~750 m²/g |
| Pore Volume | ~0.40 ml/g |
| Adsorption @ 60% RH | ~30% wt. |
| Bead Diameter | 2–5 mm |
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GIEBEL
GIEBEL Poresphere® White
- Equivalent surface area & pore volume — same broad-spectrum humidity adsorption as SGR grade. iSurface area: ~750 m²/g. Adsorption ≥30% wt. at 60% RH, 25°C.
- Consistent bead geometry — smooth spherical surface limits fines generation during use. iBead Ø: 2–5 mm. Crush strength: >30N. Suitable for column and breather use.
- SGR cross-reference confirmed — qualified equivalent for SGR20, SGR50, SGR70.
| Product Code | Poresphere® White |
| Type | Silicagel bead |
| Surface Area | ~750 m²/g |
| Pore Volume | ~0.40 ml/g |
| Adsorption @ 60% RH | ≥30% wt. |
| Silcarbon Equiv. | SGR20, SGR50, SGR70 |
Silcarbon®
SGO50 / SGB50
- Color-changing indicator silicagel — SGO50 (orange→green), SGB50 (blue→pink). iSGO = cobalt-free orange indicator. SGB = cobalt chloride blue indicator (legacy). Bead Ø: ~2–4 mm.
- Visual RH monitoring — color change signals desiccant saturation without instruments. iColor change at ~35–40% RH. Surface area: ~750 m²/g.
- SGB50 contains cobalt chloride — subject to REACH restrictions in EU.
| Product Code | SGO50 / SGB50 |
| Indicator Type | Orange→Green / Blue→Pink |
| Cobalt-Free | SGO50: Yes. SGB50: No. |
| Color Change RH | ~35–40% RH |
| Surface Area | ~750 m²/g |
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GIEBEL
GIEBEL Poresphere® -OG
- Orange-to-green indicator, 100% cobalt-free — REACH compliant, safe for all EU applications. iNo cobalt chloride. Indicator active compound: organic dye. Fully REACH compliant.
- Same visual saturation signal — orange (active) → green (saturated), just like SGO50. iColor change at ~35–40% RH. Direct functional replacement for SGO50.
- Used in GIEBEL Xdry® blends — proven in thousands of industrial breather adsorbers.
| Product Code | Poresphere® -OG |
| Indicator Type | Orange → Green |
| Cobalt-Free | Yes (REACH compliant) |
| Color Change RH | ~35–40% RH |
| Silcarbon Equiv. | SGO50 |
Huber / Compalox®
Compalox® AN-V
- High-purity activated alumina — high surface area for aggressive gas and liquid drying. iSurface area: >300 m²/g. BET pore size: 6–8 nm. Particle Ø: 2–5 mm.
- Excellent crush strength — withstands high-pressure cycling in column systems. iCrush strength: >150 N. Abrasion rate: <0.2%. Bulk density: ~0.75 g/ml.
- Acid removal & fluoride adsorption — used in transformer oil and HF alkylation drying.
| Product Code | Compalox® AN-V |
| Surface Area | >300 m²/g |
| Crush Strength | >150 N |
| Abrasion Rate | <0.2% |
| Bulk Density | ~0.75 g/ml |
| Particle Diameter | 2–5 mm |
| Manufacturer | J.M. Huber Corp. (US/DE) |
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GIEBEL
GIEBEL Poresphere® Aktiv-AL
- Equivalent surface area & pore structure — same aggressive moisture and acid adsorption as Compalox® AN-V. iSurface area: >300 m²/g. BET pore: 6–8 nm. Drop-in for AN-V columns.
- Heavy-duty mechanical strength — high crush strength prevents bead breakdown under pressure cycling. iCrush strength: >150 N. Abrasion: <0.2%. Bulk density: ~0.75 g/ml.
- Huber AN-V cross-reference confirmed — qualified as Compalox® replacement.
| Product Code | Poresphere® Aktiv-AL |
| Surface Area | >300 m²/g |
| Crush Strength | >150 N |
| Abrasion Rate | <0.2% |
| Bulk Density | ~0.75 g/ml |
| Huber Equiv. | Compalox® AN-V |
BASF Sorbead®
Orange Chameleon 2050
- Color indicator: colorless when saturated — fades to clear/white (not green). iColor change: orange → colorless/white. Grain size: 2–5 mm. Surface area: 750 m²/g.
- High adsorption capacity — up to 42% wt. at 80% RH. irH 20%: –. rH 50%: –. rH 80%: 42.0%. Bulk density: 0.80 g/ml. Abrasion: 0.05 wt.%.
- 97% SiO₂ / 3% Al₂O₃ + 0.1% indicator — standard Sorbead silicagel composition.
| Product Code | Sorbead® Orange Chameleon 2050 |
| Color Change | Orange → Colorless/White |
| Grain Size | 2–5 mm |
| Surface Area | 750 m²/g |
| Pore Volume | 0.40 ml/g |
| Bulk Density | 0.80 g/ml |
| Crushing Strength | 200 N |
| Abrasion Rate | 0.05 wt.% |
| H₂O @ 80% RH | 42.0 wt.% |
| Content | 97% SiO₂ / 3% Al₂O₃ / 0.1% indicator |
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GIEBEL
GIEBEL Poresphere® -OG
- Green indicator — more visible saturation signal — orange → bright green is easier to see than fading to white. iH₂O @ rH 20%: 8.23%. rH 50%: 21.26%. Grain size: 3–5 mm. Surface area: 600–800 m²/g.
- Larger grain (3–5 mm) — no clogging of downstream filters common with 2 mm beads. iBulk density: 0.78 g/ml. Crushing strength: 200 N. Pore volume: 0.35–0.45 ml/g.
- 100% cobalt-free — REACH compliant (99% SiO₂, <1% CuCl₂ indicator variant).
| Product Code | Poresphere® -OG / -OF |
| Color Change | Orange → Green |
| Grain Size | 3–5 mm |
| Surface Area | 600–800 m²/g |
| Pore Volume | 0.35–0.45 ml/g |
| Bulk Density | 0.78 g/ml |
| Crushing Strength | 200 N |
| Abrasion Rate | <2 wt.% |
| H₂O @ rH 20% | 8.23 wt.% |
| H₂O @ rH 50% | 21.26 wt.% |
| Content | 99% SiO₂ / <1% CuCl₂ |
BASF Sorbead®
Air R 2050
- High-capacity silicagel for compressed air — designed for desiccant air dryers. iSurface area: 700–750 m²/g. Pore volume: 0.41–0.43 ml/g. H₂O @ rH 80%: 38–40%.
- Good crush strength — 180–200 N rated for pressure cycling. iGrain size: 2–5 mm. Bulk density: 0.80 g/ml. Abrasion: 0.05–0.10 wt.%.
- 97% SiO₂ / 3% Al₂O₃ — standard Sorbead alumino-silicagel composition.
| Product Code | Sorbead® Air R 2050 |
| Grain Size | 2–5 mm |
| Surface Area | 700–750 m²/g |
| Pore Volume | 0.41–0.43 ml/g |
| Bulk Density | 0.80 g/ml |
| Crushing Strength | 180–200 N |
| Abrasion Rate | 0.05–0.10 wt.% |
| H₂O @ rH 60% | 36.6 wt.% |
| H₂O @ rH 80% | 38–40 wt.% |
| Content | 97% SiO₂ / 3.4% Al₂O₃ |
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GIEBEL
GIEBEL Poresphere® AL-H
- Higher surface area (729 m²/g) — above Air R 2050's 700–750 m²/g upper range. iSurface area: 729 m²/g. Pore volume: 0.49 ml/g. A higher pore volume than Air R 2050 (0.41–0.43 ml/g).
- Superior crush strength (211 N) — exceeds Air R 2050's 180–200 N, better durability under pressure cycling. iCrush strength: 211 N. Abrasion: 0.01 wt.% (vs 0.05–0.10 for Air R 2050). Grain size: 3–5 mm.
- Lower abrasion rate (0.01 wt.%) — significantly less fines generation than Air R 2050 (0.05–0.10 wt.%).
| Product Code | Poresphere® AL-H |
| Grain Size | 3–5 mm |
| Surface Area | 729 m²/g |
| Pore Volume | 0.49 ml/g |
| Bulk Density | 0.725 g/ml |
| Crushing Strength | 211 N |
| Abrasion Rate | 0.01 wt.% |
| H₂O @ rH 60% | 36.6 wt.% |
| H₂O @ rH 80% | 44.2 wt.% |
| Content | 97% SiO₂ / 3.4% Al₂O₃ |
BASF
F-200 Activated Alumina
- Industry-leading activated alumina — 92.7% Al₂O₃, the benchmark for gas and liquid drying. iSurface area: 340–350 m²/g. Pore volume: 0.50 ml/g. Bulk density: 769 g/l.
- Available in 1/8" and 3/16" pellets — imperial sizing standard for North American markets. iCrushing strength: 137–245 N (size-dependent). Abrasion: 0.10 wt.%.
- LOI 250–1100°C: 7% — standard ignition loss specification for activated alumina.
| Product Code | BASF F-200 |
| Grain Size | 1/8" or 3/16" |
| Surface Area | 340–350 m²/g |
| Pore Volume | 0.50 ml/g |
| Bulk Density | 769 g/l |
| Crushing Strength | 137–245 N |
| Abrasion Rate | 0.10 wt.% |
| Content | 92.7% Al₂O₃ / 0.02% SiO₂ / 0.3% Na₂O |
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GIEBEL
GIEBEL Poresphere® Aktiv-AL
- 93% Al₂O₃ content — equivalent to F-200's 92.7%, same high-purity alumina base. iContent: 93% Al₂O₃ / 0.02% SiO₂ / 0.03% Fe₂O₃ / 0.32% Na₂O. Surface area: 324 m²/g.
- Metric sphere sizing (3–5 mm) — standard for European and global column systems. iGrain size: 3–5 mm sphere. Bulk density: 720 g/l. Pore volume: 0.45 ml/g.
- Comparable crush strength (135 N) — within spec for standard column applications vs F-200 1/8" (137 N).
| Product Code | Poresphere® Aktiv-AL |
| Grain Size | 3–5 mm sphere |
| Surface Area | 324 m²/g |
| Pore Volume | 0.45 ml/g |
| Bulk Density | 720 g/l |
| Crushing Strength | 135 N |
| Abrasion Rate | 0.08 wt.% |
| Content | 93% Al₂O₃ / 0.02% SiO₂ / 0.32% Na₂O |
BASF
BASF 3A Molecular Sieve
- 3Å pore — water-selective adsorption — major global producer of molecular sieve 3A. iH₂O adsorption: >21% at rH 55%, 20°C. Two sizes: 1.6–2.5 mm and 2.5–5.0 mm.
- Meets industry minimum standards — crush strength >25 N (small) / >50 N (large). iBulk density: 725–795 g/l. Abrasion: <0.2 wt.%. Moisture content: <1 wt.%.
- Standard OEM specification — referenced in many equipment manufacturer MRO sheets.
| Product Code | BASF 3A |
| Grain Size | 1.6–2.5 mm / 2.5–5.0 mm |
| Bulk Density | 725–795 g/l |
| Crushing Strength | >25 N / >50 N |
| Abrasion Rate | <0.2 wt.% |
| Moisture Content | <1 wt.% |
| H₂O @ rH 55%, 20°C | >21 wt.% |
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GIEBEL
GIEBEL Cagesphere® 3A
- Exceeds BASF crush strength spec — 46 N (small) vs BASF's >25 N minimum. iCrush strength: 46 N (1.6–2.5 mm) / 136 N (3.0–5.0 mm). BASF spec: >25 / >50 N.
- Same adsorption capacity (>21% wt.) — meets or exceeds BASF specification at rH 55%, 20°C. iH₂O @ rH 55%, 20°C: 21.82% (1.6–2.5 mm) / 21.97% (3.0–5.0 mm). Bulk density: 730–760 g/l.
- Lower abrasion (0.13–0.15 wt.%) — within BASF's <0.2 wt.% spec; less fines in use.
| Product Code | Cagesphere® 3A |
| Grain Size | 1.6–2.5 mm / 3.0–5.0 mm |
| Bulk Density | 730 / 760 g/l |
| Crushing Strength | 46 N / 136 N |
| Abrasion Rate | 0.15 / 0.13 wt.% |
| Moisture Content | 0.53 / 0.93 wt.% |
| H₂O @ rH 55%, 20°C | 21.82 / 21.97 wt.% |
| BASF Equiv. | BASF 3A |
W.R. Grace / Sylobead®
Sylobead® MS512 / MS514
- Industry-established 4Å molecular sieve — part of Grace's Sylobead MS line for air and gas drying. iMS514: 1.6–2.5 mm beads. MS512: 3.0–5.0 mm beads. 4Å pore size, adsorbs H₂O, CO₂, H₂S.
- Used in compressed air dryers and natural gas drying — standard OEM reference in many air dryer systems. iH₂O adsorption: ~22% wt. at 25°C. Bulk density: ~0.65–0.70 g/ml.
- Global supply through Grace distribution network — Columbia, SC (USA) manufacturer.
| Product Code | Sylobead® MS514 (1.6–2.5 mm) |
| Equivalent Code | Sylobead® MS512 (3.0–5.0 mm) |
| Pore Size | 4Å |
| Bulk Density | ~0.75 g/ml |
| Crush Strength | ~30 N |
| H₂O Adsorption | ~22.5% wt. |
| Manufacturer | W.R. Grace, Columbia USA |
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GIEBEL
GIEBEL Cagesphere® 4A
- Equivalent 4Å zeolite chemistry — same pore size, same adsorption molecules, same performance spec as MS514. iH₂O adsorption ≥22% wt. Available in 1.6–2.5 mm and 3.0–5.0 mm to match both Grace sizes.
- Both size formats available — 1.6–2.5 mm and 3.0–5.0 mm, matching Grace's MS514/MS512 sizing. iUniform bead size distribution minimizes pressure drop in packed columns.
- Grace cross-reference confirmed — Sylobead® MS514 / MS512 equivalent.
| Product Code | Cagesphere® 4A |
| Pore Size | 4Å |
| Bulk Density | ~0.65–0.70 g/ml |
| Crush Strength | ≥40 N |
| H₂O Adsorption | ≥22.5% wt. |
| Bead Diameter | 1.6–2.5 mm / 3.0–5.0 mm |
| Grace Equiv. | Sylobead® MS514 / MS512 |
W.R. Grace / Sylobead®
Sylobead® MS C 544 / 542
- 13X (10Å) molecular sieve — Grace's premium grade for air separation and CO₂ removal. iPore size: 10Å (13X). H₂O: ~25% wt. CO₂: ~14% wt. at 25°C. Na-form zeolite X.
- Pre-purification for liquid air plants — widely used in cryogenic air separation units. iBulk density: ~0.60 g/ml. Bead Ø: 1.6–2.5 mm (544) and 3.0–5.0 mm (542).
- Focus on gas & liquid drying and purification — Grace's stated specialty per product catalogues.
| Product Code | Sylobead® MS C 544 / 542 |
| Pore Size | 10Å (13X) |
| Bulk Density | ~0.68 g/ml |
| Crush Strength | ~40 N |
| H₂O Adsorption | ~29.0% wt. |
| CO₂ Adsorption | ~19.0% wt. |
| Manufacturer | W.R. Grace, Columbia USA |
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GIEBEL
GIEBEL Cagesphere® 13X
- Equivalent 10Å Na-form zeolite — same multi-molecule adsorption as Sylobead® MS C 542/544. iH₂O adsorption ≥25% wt. CO₂ adsorption ≥14% wt. Cryogenic-grade quality.
- Lot-by-lot CoA available — traceable certification on request for regulated and critical processes. iBulk density: ~0.60 g/ml. Available in 1.6–2.5 mm and 3.0–5.0 mm bead sizes.
- Grace cross-reference confirmed — Sylobead® MS C 544 / 542 equivalent.
| Product Code | Cagesphere® 13X |
| Pore Size | 10Å (13X) |
| Bulk Density | ~0.60 g/ml |
| H₂O Adsorption | ≥29.0% wt. |
| CO₂ Adsorption | ≥19.0% wt. |
| Bead Diameter | 1.6–2.5 mm / 3.0–5.0 mm |
| Grace Equiv. | Sylobead® MS C 542 / 544 |
W.R. Grace / Sylobead®
Sylobead® SG & AA Series
- Silicagel range — SG-B 127 (White), SG H 127 (AL-H type), HWR127 / SG W 127 (water-resistant AL-W type). iGrace focus: drying and purification of gases and liquids. Full specs available in Grace product datasheets.
- Activated alumina range — AA 103, 104, 105 grades for gas drying and fluoride removal. iGrace AA series: standard activated alumina for compressed gas and liquid drying applications. Imperial sizing.
- Established supplier — W.R. Grace, Columbia USA. Global distribution and technical support network.
| Sylobead® SG-B 127 | Poresphere® White |
| Sylobead® SG H 127 | Poresphere® AL-H |
| Sylobead® HWR127 | Poresphere® AL-W |
| Grace AA-103/104/105 | Poresphere® Aktiv-AL |
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GIEBEL
GIEBEL Poresphere® Range
- Full silicagel range equivalent — Poresphere® White, AL-H, and AL-W replace the corresponding Sylobead SG grades 1-to-1. iSurface area ~750 m²/g. Pore volume ~0.40 ml/g. Bead Ø: 2–5 mm for SG grades.
- Activated alumina equivalent — Poresphere® Aktiv-AL replaces Grace AA 103/104/105 in standard column systems. iSurface area: 324 m²/g. Crush strength: 135 N. Metric sphere 3–5 mm. 93% Al₂O₃.
- All Grace Sylobead cross-references confirmed — full equivalence list available on request.
| Poresphere® White | SG-B 127 |
| Poresphere® AL-H | SG H 127 |
| Poresphere® AL-W | HWR127 / SG W 127 |
| Poresphere® Aktiv-AL | AA-103 / 104 / 105 |
Packaging & Supply
Available in all standard sizes — from lab to plant.
1 kg Jar
Lab testing, small equipment sampling, and R&D applications.
5 / 10 kg Bucket
Standard service and maintenance size for industrial breathers and columns.
25 kg Sack
High-volume site refills and industrial adsorption dryer maintenance.
1,000 kg Big Bag
Bulk supply to processing plants, OEM manufacturers, and distributors.
Areas of Application
Where GIEBEL desiccants perform.
Hydraulic Systems
Protecting oil reservoirs and bearings from water ingress and corrosion.
Power Transformers
Maintaining dielectric strength of transformer oil — silicagel & alumina grades.
Compressed Air Dryers
TSA and PSA inline adsorption dryers requiring molecular sieve media.
Chemical Processing
Solvent dehydration, gas purification, and petrochemical stream drying.
We care about your moisture control!
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More than 16,000 companies trust GIEBEL desiccants to keep their plants dry and clean.
Our bulk desiccant materials — Cagesphere® molecular sieves, Poresphere® silicagel, and Poresphere® Aktiv-AL — are qualified direct replacements for the world's leading specialty chemical suppliers.
All materials available with lot-by-lot certificate of analysis.