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SJ-FFD-250 Industrial Food Freeze Dryer - 250 m2, Approx. 2500 kg/batch

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Industrial Food Freeze Dryer

FFD-250 is an industrial food freeze dryer and food lyophilizer system with 250 m2 shelf area, approximately 2500 kg/batch reference fresh load and 3000 kg/batch condenser ice capacity for factory production.

Model designation: SJ-FFD-250 is the primary public model. SJIA-FFD-250 may appear in factory records, nameplates, quotations, or earlier technical documents; both refer to the same SJIALAB equipment model.

FFD-250 industrial food freeze dryer overview

The FFD-250 provides 250 m2 of usable shelf area and an approximate fresh-material reference of 2500 kg/batch. It is intended for the highest-capacity projects in the standard FFD range, where the upstream freezing and downstream packaging systems can support the same production rhythm.

Common project applications include large food factories, centralized ingredient production, contract freeze drying, and multi-shift pet-food or ready-meal lines. Capacity must be confirmed against product thickness, tray loading density, initial water content, condenser load, cycle duration, and the number of batches required per day.

FFD-250 key specifications

Reference fresh-material loadApprox. 2500 kg/batch
Usable shelf area250 m2
Ice-condenser capacity3000 kg/batch
Shelf arrangement(18 + 1 radiant) x 2
Shelf / tray dimension600 x 11520 mm
Shelf temperature range-45 to +70 °C
Ultimate vacuumAt or below 10 Pa
Heating methodRadiant shelves with circulating thermal oil
Control systemSiemens PLC and touchscreen; automatic and manual modes
Approximate installed powerApprox. 320 kW
Approximate overall dimensionsApprox. 15000 x 3200 x 3600 mm
Approximate machine weightApprox. 30000 kg

Why shelf area matters more than a catalog batch number

The FFD model number corresponds to usable shelf area in square meters. The stated batch load is a planning reference for fresh material. Thin fruit slices, coffee extract, cooked meals, seafood, and pet-food pieces place different water and heat-transfer loads on the same shelf area, so final sizing should use real product data.

Production-line configuration

FFD-250 can be reviewed with in-chamber freezing or a separate blast-freezing / IQF workflow. Tray size, cart count, loading direction, refrigeration, vacuum-pump set, recipe control, data export, cleaning access, and CIP-related options are confirmed during project engineering.

The machine is only one part of the line. Pre-freezing capacity, raw-material preparation, tray handling, unloading, moisture-protective packaging, utilities, and maintenance access should be planned at the same time.

Compare FFD-250 with nearby FFD models

The closest standard capacity alternatives are FFD-200. Use the FFD model comparison for the complete 50-250 m2 range, or review the industrial food freeze dryer capacity guide before requesting a quotation.

FFD-250 FAQ

Does 2500 kg/batch apply to every food?

No. It is an approximate fresh-material reference. Product thickness, water content, tray fill, cycle time, and final moisture can move the practical load above or below the catalog figure.

What information is needed to size this model?

Send the product, fresh kilograms per day, piece or layer thickness, target moisture, preferred freezing method, available utilities, room dimensions, and expected operating schedule.

Can the line be configured for pet food, coffee, or ready meals?

Yes, but sanitation, odor management, tray loading, recipe settings, and packaging must be reviewed for the selected product family.

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SJ Scientific Limited handles international sales and project contracts; Ningbo Sjia Instrument Co., Ltd. provides manufacturing and engineering support.

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