工业级珍珠岩
高纯度规格，适用于助滤剂、低温绝热、铸造及功能性添加剂等工业应用。
Filter Aid
Inert, high surface area particles for food & beverage, chemical, and pharmaceutical filtration. Flux-calcined and uncalcined options.
Cryogenic Insulation
Loose-fill perlite for LNG double-wall storage tanks. Stable at −196°C. Ultra-low thermal conductivity.
Foundry Grade
Slag coagulant for iron and steel casting. Reduces inclusion defects and improves surface finish.
Ind-FilterAid · 工业-助滤剂 — 30–200 Mesh
Perlite filter aid for food and beverage clarification, chemical processing, and pharmaceutical filtration. High flow rate, low compressibility.
| Property | Specification | Property | Specification |
|---|---|---|---|
| Particle Size | 30–200 mesh (custom ranges available) | Bulk Density | 90–150 kg/m³ |
| SiO₂ | 68–78% | pH | 6.5–8.0 |
| Water-Soluble Substances | ≤ 0.5% | Acid-Soluble Substances | ≤ 2% |
| Permeability (Darcy) | 0.2–5.0 (grade-dependent) | Wet Density | 180–320 kg/m³ |
| Packaging | 25kg multi-wall paper bag | MOQ | 1 × 20' container (~14 t) |
Ind-Cryo · 工业-低温 — 20–50 Mesh for LNG
Engineered for cryogenic cold-box and annular space fill in LNG storage and transport vessels. Certified performance at −196°C.
| Property | Specification | Property | Specification |
|---|---|---|---|
| Particle Size | 20–50 mesh (0.3–0.8 mm) | Bulk Density | 50–90 kg/m³ |
| Thermal Conductivity λ | 0.032–0.042 W/m·K | Service Temperature | −196°C continuous (LNG) |
| Moisture Content | ≤ 0.5% (critical for cryo applications) | Organic Content | ≤ 0.1% |
| Compaction Resistance | < 5% settlement under vibration | Packaging | 25kg PE-lined PP bag, 1-ton big bag |
| MOQ | 1 × 20' container (~12 t) |
Ind-Foundry · 工业-铸造 — Slag Coagulant
Perlite-based slag coagulant for iron and steel foundries. Rapidly absorbs and solidifies slag on the melt surface for clean pouring.
| Property | Specification | Property | Specification |
|---|---|---|---|
| Particle Size | 20–100 mesh | Bulk Density | 80–140 kg/m³ |
| SiO₂ | 68–78% | Fusion Point | 1,260–1,350°C |
| Expansion Ratio | 10–20× | Application Rate | 1–3 kg per ton of molten metal |
| Packaging | 25kg PP bag, 1-ton big bag | MOQ | 1 × 20' container (~16 t) |