2026.06.14

Small-Lot & Slitting Services for FPC Release Films | Fast Delivery of Evaluation Samples from Stock

When developing or improving FPC products, finding release films for evaluation often poses a dilemma: standard production lots are too large, while products sourced from overseas e-commerce platforms suffer from unstable quality. By slitting materials directly from our master rolls in stock, we provide the exact sizes you need in small lots. Furthermore, through inventory coordination with our overseas locations, we support you seamlessly from the evaluation phase all the way to mass production.

The “Shortage of Evaluation Films” Dilemma in New Product Development and Improvement Sites

Engineers want to purchase a small quantity of release films for testing in new product development or current product improvement. However, standard production lots are too large, causing the evaluation process to come to a halt.
Requirements are demanded across all aspects: functionality, quality, cost, lead time, environmental compliance, and processability.
●When this occurs: New product development and existing product improvement phases.
●Main impacts: Prolonged evaluation lead times, increased development costs, and lost business opportunities.

Why Small Lots Aren’t Available in the Market: The Barrier of Master Roll Units and Standard Lots

Because master film rolls are massive and standard production lots are too large, switching to small-lot distribution was previously unsupported in the market.
●Specific basis: Customer interviews.

Countermeasures Attempted So Far and Their Limitations

Purchasing standard production lots (resulting in excess inventory and disposal loss) or sourcing from overseas e-commerce (suffering from unstable quality).
Recognizing these limitations, we have adopted the following approach as a more fundamental solution.

Our Solution: Master Roll Slitting from Stock × Small Lots in Requested Sizes × Overseas Location Network

Slitting from our master rolls in stock to sell small lots in your requested sizes. We also coordinate inventory with our overseas locations.

STEP. 01

Proposal of New Materials

Selecting a release film that meets the required physical properties

STEP. 02

Processing to Customer-Requested Sizes

Slitting at the Mito Processing Center

STEP. 03

Overseas Location Network

Processing and supply are also available at our locations in China, Thailand, and Vietnam as needed

Fujichemi Trading’s Supply System: Head Office × Mito Processing Center × Overseas Locations

This solution is made possible through the collaboration of multiple locations, each with its own role.
・Head Office / Domestic Sales: Customer Contact Window
・Mito Processing Center: Slitting and Die-Cutting
・Overseas Locations: Local Slitting and Inventory Management
・Partner Manufacturers: Master Roll Supply
Supply System: Processing directly from stock to ensure short lead times and small-lot shipments.

Results of Implementation

Improvement in functionality and performance, along with enhanced lead times and supply stability. The customer support system has also been strengthened through collaboration with overseas locations.
●KPI Candidates: Reduction in evaluation lead time / Reduction in disposal loss / Improvement in development schedule compliance rate.
●Implementation Lead Time: Immediate processing from stock.

Expected Ripple Effects and Horizontal Expansion

The effects of implementing this solution go beyond solving the primary issue. It can also be utilized as material for internal and management-level proposals.
・Securing large-lot orders in the mass-production phase after adoption in FPC evaluation
・Branding of “R&D Support” centered around small-lot and slitting services
・Horizontal expansion to materials other than release films (protection films, functional films)
・Attracting SEO traffic from other companies’ R&D labs (targeting B2B engineers)

Differences from Competitors: Why Choose Fujichemi Trading

While most master roll film distributors focus primarily on standard lot sales, Fujichemi Trading seamlessly accompanies you from the evaluation phase to mass production through our unique combination of “Stock + In-House Processing + Overseas Network.”

Product Information & Specifications Overview

The main specifications of our proven products can be selected from multiple grades depending on your application and requirement conditions. Typical specifications are as follows (please contact us for detailed specifications).

ItemSpecification
Primary ApplicationRelease film for Flexible Printed Circuits (FPC)
Master RollFunctional film (Selected based on required physical properties)
Processing ServicesSlitting and die-cutting to customer-specified sizes
Minimum Order QuantitySmall-lot supply available from stock
Processing LocationsMito Processing Center / Overseas Locations (Thailand, Vietnam, China)
Lead TimeShort lead-time shipment from stock

Application Methods & Operational Examples

In actual operations, the following patterns are most frequently adopted.
・Evaluation Phase: Requirement Hearing → Sample Evaluation → Finalizing Specifications
・Pre-Mass Production: Role sharing across locations, standardization of specs, and local launch
・Mass Production Phase: Ensuring short lead times and stable supply through our reliable supply system
・Horizontal Expansion: Supporting expansion to other locations and projects

FAQ (Frequently Asked Questions)

What is the minimum order quantity?

We can accommodate small-lot requests from our existing stock. Please let us know your required size and quantity.

Can we also request materials other than release films (such as protection films or functional films)?

Yes, we welcome consultations for all types of functional films.

Are samples provided free of charge?

Sample terms depend on the specific project. Please let us know your requirements.

Is processing and supply available at overseas locations as well?

Processing and supply are also available at our locations in China, Thailand, and Vietnam.

Is the transition to the mass-production phase smooth?

We can accommodate mass production through the same point of contact and with the exact same specifications as the evaluation phase.

Proposals by Related Application and Challenge

■ Anisotropic Conductive Film (ACF) × In-Country Slitting in Thailand: Achieving Space-Saving in Electronic Devices | Integrating Connection, Insulation, and Adhesion into a Single Sheet
■ Ensuring Stable Supply and High Quality of Fluoropolymer Films (FEP/PFA) | Providing Multiple Samples with Short Lead Times via In-House Slitting

For consultations regarding our products and services,please feel free to contact us here.

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この用途・課題別の提案を書いた人

この用途・課題別の提案を書いた人

FUJICHEMI TRADING CO., LTD. Sales Department I

Industry: Electronic Component Manufacturer (FPC-related) | Locations: Japan + China, Thailand, Vietnam Network (Headquarters / Mito Processing Center / China / Thailand / Vietnam) | Related Products: Release Film (Functional Film), Slitting Services, Small-Lot Sales

Solutions by Application and Challenge in the Same Category

CASE

BCP-Compliant Procurement of FRP Gratings for Industrial Plants | Achieving Mass Production via Overseas Supplier Development and Quality Reproduction

While BCP compliance had become a challenge in procuring FRP gratings for industrial plants, we developed a stable procurement route by discovering new overseas manufacturers and verifying quality through our Shanghai base. This simultaneously improved cost, lead time, and quality. Simultaneous Demands of "BCP × Regulatory Changes × Local Procurement" Arising in Plant Materials BCP compliance was required in the procurement of FRP gratings for industrial plants. This coincided with the need for overseas local procurement.●When this issue surfaces: At the timing of overseas expansion. Why a Single Domestic Supplier Reaches Its Limit: Formulation Constraints and Changing Conditions for Overseas Transfer Formulation design (blending) constraints and changing conditions accompanying overseas transfer.●Specific basis/evidence: Physical property comparison with candidate suppliers.●Main impacts: Supply disruption risks, and simultaneous demands for quality, cost, and lead time. Measures Attempted to Date and Their Limitations Continuing with a single domestic supplier (BCP risk), or independently trialing overseas products (insufficient quality reproduction).Based on these limitations, we adopted the following approach as a more radical and fundamental solution. Solution Approach: New Overseas Supplier Development × Processing Condition Review × Shanghai Base Collaboration Achieved quality reproduction and stable supply through the discovery of new overseas manufacturers, reviewing processing conditions, and collaboration with our local base. STEP. 01 Supplier Research & Investigation Comparing multiple candidates to select the optimal product STEP. 02 Processing Condition Review Redesigning formulation and molding conditions STEP. 03 Overseas Base Collaboration Verifying local procurement routes through our Shanghai base Fujichemi Trading's Supply & Service Infrastructure: Head Office × Shanghai Base × Partner Manufacturers This solution is realized through a clear division of roles among multiple bases.・Head Office / Domestic Sales: Project advancement・Shanghai Base (China): Local supplier research and physical property verification・Partner Manufacturers: Supply of FRP resins and molded products●Supply Infrastructure: Phased operation across prototyping, evaluation, and mass production. Results and Benefits of Implementation A triple win of enhanced functions/performance, cost reduction, and improved lead time/supply stability.●KPI Candidates: Disruption risk reduction / Cost savings / Quality reproduction rate.●Implementation Lead Time: Phased ramp-up to mass production through iterative prototyping and evaluation. Anticipated Ripple Effects and Cross-Functional Rollout The benefits of implementing this solution extend far beyond solving the primary issue. It can also be utilized as valuable leverage for internal and executive-level proposals.・Cross-functional rollout to chemical, food, and water treatment plants・Expansion to other FRP products (tanks, panels, anti-corrosion materials)・Strategic material for executive-level proposals regarding BCP readiness Differentiators from Competitors: Why Fujichemi Trading is Chosen While standard FRP-only trading companies or domestic specialists struggle to implement overseas multi-sourcing from a BCP perspective, Fujichemi leverages its base in China to realize supply diversification with precise quality reproduction. Product Information & Specifications Overview The main specifications of products with a proven track record of adoption can be selected from multiple grades depending on the application and required conditions. Representative specifications are as follows (please contact us for detailed specifications). ItemSpecificationsPrimary ApplicationFRP gratings for industrial plants (corrosion-resistant walkways and flooring)Raw Material / Base ProductFRP resins and molded products (focused on overseas manufacturer products)Collaborative BaseLocal supplier research and physical property verification via the Shanghai baseQuality ReproductionEnsuring quality through iterative prototyping and evaluationApplicable SectorsChemical, food, and water treatment plants, etc.Related FieldsFRP tanks, panels, and anti-corrosion materials Utilization Methods and Operational Examples In actual operations, the following patterns are most frequently adopted.・Evaluation Phase: Requirement hearing → Sample evaluation → Specification finalization・Pre-Mass Production Preparation: Division of roles across bases, specification standardization, and local launch・Mass Production Phase: Ensuring short lead times and stable supply through our supply infrastructure・Cross-Functional Rollout: Supporting expansion to other bases and other projects Frequently Asked Questions (FAQ) Can you guarantee quality equivalent to domestic products? We proceed to mass production only after iterative prototyping and evaluation to confirm that the quality complies with all regulatory and physical property requirements. Can we also request related products other than FRP (such as tanks and panels)? Yes, we also accept consultations for related products such as FRP tanks, panels, and anti-corrosion materials. Can you also develop overseas suppliers outside of China? Depending on your requirements, it is also possible to compare candidates from other countries. Proposals by Related Application and Challenge ■Mitigating production line disruption risks with local stock in Thailand for automotive parts | Supplying molding resins and rubber through a BCP scheme■Overseas procurement + domestic slitting of PET film for power cables | Achieving cost reduction while maintaining equivalent quality■BCP multi-sourcing for ferrite cores used in cable noise elimination | Equivalent quality × Stable supply × Cost reduction

BCP x 安定供給

FRPグレーチング

コストダウン

上海拠点

品質向上 x 歩留まり改善

耐食床材

Overseas Procurement + Domestic Slitting of PET Film for Power Cables | Cost Reduction While Maintaining Equivalent Quality

In response to the risks of rising domestic PET film prices and supply chain factors, we offer a combined package of new overseas PET film sourcing and domestic slitting services for power cable manufacturers seeking both cost improvement and stable supply. With our three-pronged advantage of "Equivalent Quality × Cost Reduction × Domestic Support," we contribute to maintaining the competitiveness of your cable selling prices. Deteriorating Cost-to-Sales Ratio of Power Cables and Demands for "Equivalent Quality × Cost Reduction" The goal is to reduce the procurement cost of PET film for power cables, while maintaining quality equivalent to conventional products.Domestic products offer stability but come at a high price. Overseas products feature attractive pricing but raise concerns regarding quality and logistics.●Scenarios where this becomes apparent: Continuous cost structure review phases. Initiated by proposals from Fuji Chemi.●Main impacts: Deterioration of the cost-to-sales ratio, decline in cable selling price competitiveness. Why Domestic Price Renegotiations Have Reached Their Limit: Price Increases and Supply Chain Factors Rising prices of domestic PET film and supply chain factors (extended lead times).●Specific Rationale: Prototype evaluation of overseas PET candidates, demand volume estimations. Measures Tried So Far and Their Limitations Price renegotiations for domestic products (limited impact), consideration of direct import of overseas PET (burden of customs clearance and slitting processes).Based on these limitations, we adopted the following approach as a more fundamental solution. Solution Approach: New Overseas Supplier Sourcing × Domestic Stock × Slitting Process By sourcing from new overseas manufacturers and combining it with domestic inventory + slitting processing, we maintain the same delivery conditions for customers as conventional products. STEP. 01 Overseas Supplier Sourcing Discovering overseas PET that matches required physical properties STEP. 02 Domestic Stock Holding buffer stock at the Mito Processing Center STEP. 03 Slitting Process Short lead time supply at customer-specified widths Fuji Chemi Trading's Supply System: Headquarters × Mito Processing Center × Overseas Manufacturers This solution is established through the division of roles across multiple locations.・Headquarters / Domestic Sales: Customer contact window and cost proposals・Mito Processing Center: Acceptance inspection, slitting, and inventory management・Overseas Bases / Manufacturers: Import of master rollsSupply system: Immediate delivery with customer-specified slitting from domestic stock. Results Achieved Through Implementation Replicating equivalent quality even with overseas products. Simultaneously providing cost reduction, inventory, and slitting services.●KPI Candidates: Procurement cost reduction / Maintaining zero quality complaints / Inventory reduction on the customer side.●Implementation Lead Time: Gradual transition from demand confirmation to prototyping, and then to mass production switching. Expected Ripple Effects and Horizontal Rollout The effects of implementing this solution extend beyond solving the primary challenge. Please also utilize this as material for internal and management-level proposals.・Horizontal rollout to other PET applications in the wire and insulation fields (battery separators, tapes, laminates)・Proposing alternatives for global raw material procurement by leveraging overseas sourcing expertise・Can also be used as a price negotiation tool with domestic suppliers・Expansion into "multi-sourcing" proposals from a BCP perspective Difference from Competitors: Why Fuji Chemi Trading is Chosen Unlike general trading companies that only perform direct import of overseas PET, Fuji Chemi combines it with "domestic slitting and inventory support," enabling both mass production quality maintenance and short delivery times. Product Information & Specification Overview The main specifications of products with a track record of adoption can be selected from multiple grades depending on the application and required conditions. Representative specifications are as follows (please contact us for detailed specifications). ItemSpecificationsPrimary ApplicationPET film for power cables (insulation, lamination applications, etc.)Master RollOverseas manufacturer products (comparative selection of candidates matching required physical properties)Domestic StockHolding buffer stock at the Mito Processing CenterProcessing SupportSlitting process (customer-specified width)Delivery TimeImmediate delivery with customer-specified slitting from domestic stockQuality ConfirmationStable supply achieved through acceptance inspections and physical property comparisons How to Use & Operational Examples The following patterns are frequently adopted for actual operations.・Evaluation Phase: Requirement hearing → Sample evaluation → Specification finalization・Pre-Mass Production Preparation: Division of roles across locations, specification standardization, and local launch・Mass Production Phase: Ensuring short lead times and stable supply through our supply system・Horizontal Rollout: Supporting expansion to other bases and projects FAQ (Frequently Asked Questions) Is quality stable even with overseas products? We select overseas manufacturer products that match the required physical properties and ensure quality through acceptance inspections. Based on actual cases, we maintain zero quality complaints. Are there risks involved in switching from domestic products? Since the transition proceeds after conducting preliminary evaluations and demand estimations, risks can be minimized. How do we proceed with multi-sourcing from a BCP perspective? We will design a BCP plan together with you, such as using domestic and overseas products in combination, or running multiple overseas suppliers concurrently. Can you handle film materials other than PET? We can make proposals according to your application, such as films for battery separators, tapes, and laminations. Will the domestic sales contact window remain the same? Since domestic sales and the Mito Processing Center will handle it, your contact window will not change. Proposals by Related Applications and Challenges ■ Stable Supply and High Quality of Fluoropolymer Films (FEP/PFA) | Providing Multiple Samples with Short Lead Times via In-house Slitting■ BCP Multi-sourcing of Ferrite Cores for Cable Noise Elimination | Equivalent Quality × Stable Supply × Cost Reduction■ Adoption of Chinese PI Tape for Heat-Resistant Process Films | Cost Optimization with Just-Spec

BCP x 安定供給

PETフィルム(海外調達品)

コストダウン

原価低減

小ロット・スリット加工

Accelerating LIB Separator Air Permeability Measurement | Improving Quality Control Efficiency Through Coordination Across Oken-Type Air Permeability Testers × China Bases・Overseas Distributors

For customers whose LIB separator film air permeability measurement was bottlenecking line capacity, we proposed the Oken-type air permeability tester. Through coordination between our Shanghai base and overseas distributors, we provided everything from equipment installation to local maintenance and calibration on a one-stop basis, significantly improving quality control efficiency. The "Air Permeability Measurement Bottleneck" Issue Occurring at LIB Separator Production Sites Regarding LIB separator film air permeability measurement, there is a desire to simultaneously improve measurement speed and accuracy. In existing lines, quality control is a bottleneck.With existing testing machines, the measurement time is long, making total lot control difficult.●Contexts of Manifestation: Existing product improvement phase. Sophistication of quality control at China production bases.●Main Impacts: Line capacity reduction, increased inspection costs, impacts on lead times and supply stability. Why Measurement Speed Fails to Increase: Processing Speed of Existing Testing Machines and Inspection Demands at the Site Processing constraints (processing speed of existing testing machines).●Specific Rationale: Evaluation and comparison of existing testing equipment. Countermeasures Attempted Thus Far and Their Limitations Increasing the frequency of sampling inspections (occurrence of oversights), reducing line speed (deterioration of productivity).Based on these limitations, the following approach was adopted as a more drastic solution. Solution Approach: Installation of Oken-Type Air Permeability Testers × Coordination Across Overseas Distributors × Shanghai Base Installation Support STEP. 01 Equipment Installation Proposal Selection of the Oken-Type Air Permeability Tester STEP. 02 Coordination with Overseas Distributors Arranging including local maintenance and calibration STEP. 03 Local Coordination Installation support at our Shanghai Base Fujichemi Trading's Supply Framework: Shanghai Base × Overseas Distributors × Partner Manufacturers This solution is established through the division of roles among multiple bases.・Shanghai Base: Local customer contact・accompanying the installation・Overseas Distributors: Equipment arrangement・calibration・maintenance・Partner Manufacturer (Kumagai Riki Kogyo Co., Ltd.): Equipment supply・technical data●Supply Framework: Local installation support + maintenance and calibration network. Results from Installation In addition to improving functions and performance, cost reduction was also achieved. Realized improvements in measurement speed and quality control efficiency.●KPI Candidates: Measurement time reduction / inspection throughput improvement / inspection cost reduction.●Implementation Lead Time: Iterative evaluation → gradual implementation. Expected Ripple Effects and Horizontal Rollout The installation effects of this solution are not limited to solving the primary issue. Please also utilize this as material for internal proposals and proposals to management.・Rollout to air permeability measurement of high-functional films other than separators (electrolytic capacitors・fuel cells)・Evolution into a "Battery Evaluation Lab" where Fujichemi comprehensively proposes evaluation equipment for all LIB processes (electrodes・separators・assembly)・Global horizontal rollout to EV・storage battery, and separator film factories in China・Korea・Southeast Asia, Europe and the Americas, etc.・Differentiation of the "Local Maintenance Network" rippling out to other evaluation machines Differences from Competitors: Why Fujichemi Trading is Chosen In the import and sales of standalone equipment, local maintenance is a weak point. Fujichemi covers everything up to post-installation support through our "China Base + Overseas Distributors." Product Information and Spec Overview The main specifications of our products with a proven track record can be selected from multiple grades depending on the application and required conditions. Typical specifications are as follows (please contact us for detailed specifications). ItemContentPrimary ApplicationAir permeability measurement of LIB separator films (Quality Control)Measurement MethodOken-typeMain Measurement TargetsLIB separator sheets/films, paper, non-woven fabric, high-functional filmsFeaturesSignificant throughput improvement compared to conventional methodsCoordinating BasesEstablished a maintenance and calibration network via our Shanghai Base + overseas distributorsRelated MarketsEV/storage batteries, separator film factories (China, Korea, Southeast Asia, Europe and the Americas) Utilization Methods and Operational Examples For actual operations, patterns such as the following are frequently adopted.・Evaluation Phase: Requirement hearing → sample evaluation → finalizing specifications・Pre-Mass Production Preparation: Cross-base division of roles, specification unification・local startup・Mass Production Phase: Ensuring short lead times and stable supply through our supply framework・Horizontal Rollout: Supporting horizontal rollout to other bases and other projects FAQ (Frequently Asked Questions) Can it be used to measure films other than separators? It is also applicable to the air permeability of high-functional films and electrolytic capacitors. Can the maintenance network be used in regions other than China? We are currently expanding our partnerships with overseas distributors, so applicable areas are open to consultation. It can be introduced as a set with other LIB evaluation equipment. Regarding evaluation equipment for all LIB processes, we can provide comprehensive proposals under our "Battery Evaluation Lab." Are support materials available in English and Chinese? Materials supported in English and Chinese, as well as local support, can be provided. Is evaluation using a demonstration machine possible? It is possible depending on the project. We welcome consultations regarding demonstration machines and paid testing. Proposals by Related Applications and Issues ■High-Quality Punching of LIB/Solid-State Battery Electrodes | Eliminating Burrs and Cracks with Nogami Giken Hand Punches■Stable Supply and Quality Improvement of Fluoropolymer Films (FEP/PFA) | Providing Multiple Samples with Short Lead Times via In-House Slitting■BCP Multi-Sourcing of Ferrite Cores for Cable Noise Elimination | Equivalent Quality × Stable Supply × Cost Reduction

LIB材料関連評価機器

コストダウン

上海拠点

品質向上 x 歩留まり改善

王研式透気度測定機

Electrical &
Electronic Materials

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