Fardin Knit,Dyeing & Finishing Mill

06/09/2025

সিংকেজ (𝗦𝗵𝗿𝗶𝗻𝗸𝗮𝗴𝗲): কী, কেন জরুরি এবং কিভাবে বের করবেন

সিংকেজ কী?

সিংকেজ হলো কাপড় বা গার্মেন্টস ধোয়া বা ইস্ত্রির পর দৈর্ঘ্য কিংবা প্রস্থে যে পরিমাণ কমে আসে, সেই পরিবর্তন। সহজভাবে বললে—কাপড় ধোয়ার পর যদি ছোট হয়ে যায়, সেটিই সিংকেজ।

🔎 সিংকেজ (𝗦𝗵𝗿𝗶𝗻𝗸𝗮𝗴𝗲)কেন হয়?

1️⃣ ফাইবারের ধরন – কটন, ভিসকস, উল ইত্যাদি প্রাকৃতিক ফাইবারে সিংকেজ বেশি হয়।
2️⃣ ফ্যাব্রিকের গঠন (Construction) – ঢিলা (Loose) গঠনের কাপড়ে সিংকেজ বেশি হয়।
3️⃣ ফিনিশিং প্রক্রিয়া – হিট, স্টিম বা ওয়াশিং সঠিকভাবে না হলে সিংকেজ বেড়ে যায়।
4️⃣ ওয়াশিং টেম্পারেচার ও কন্ডিশন – গরম পানিতে বা অনিয়মিত ধোয়ায় সিংকেজের সম্ভাবনা বেশি।

🎯 সিংকেজের গুরুত্ব (Importance in Garments)

সাইজ কন্ট্রোল: সঠিক সাইজ অনুযায়ী গার্মেন্টস প্রোডাকশন নিশ্চিত করা।

ফিটিং বজায় রাখা: গ্রাহক যেন পোশাক পরে ছোট হওয়ার সমস্যা না পান।

বায়ারের শর্ত পূরণ: বেশিরভাগ বায়ার সিংকেজ শতাংশ (Shrinkage %) নির্ধারণ করে দেন।

প্রোডাকশন ও কাটিং প্ল্যানিং: সিংকেজ হিসাব করে প্যাটার্ন ও কাটিং নির্ধারণ করতে হয়।

🧪 কিভাবে সিংকেজ বের করবেন? (Shrinkage Test Method)

1️⃣ ফ্যাব্রিক কাটা - প্রায় 60×60 সেমি আকারের একটি স্কয়ার পিস কাটুন।

2️⃣ মাপ চিহ্নিত করা
🖊️ স্থায়ী মার্কার দিয়ে নির্দিষ্ট মাপ (যেমন 50×50 সেমি) আঁকুন।

3️⃣ ধার সেলাই করা
🧵 ওভারলক বা সেলাই করে নিন যাতে ধোয়ার সময় ছেঁড়া না যায়।

4️⃣ স্যাম্পল ধোয়া
🌀 সাধারণ ওয়াশিং সেটিং ব্যবহার করে ধুয়ে নিন (বাস্তব ব্যবহারের মতো)।

5️⃣ ইস্ত্রি করা
🔥 স্টিম আয়রন দিয়ে কুঁচকানো দূর করুন (গার্মেন্ট কেয়ারের মতো)।

6️⃣ আবার মাপা
📏 ধোয়ার পরের সাইজের সাথে আগের সাইজ তুলনা করুন।

7️⃣ শ্রিংকেজ হিসাব করা
📐 ফর্মুলা →

Shrinkage % = [(Before Wash – After Wash) ÷ Before Wash] × 100

➡️ উদাহরণ:
Before Wash = 50 cm
After Wash = 47 cm
Shrinkage % = [(50 – 47) ÷ 50] × 100 = 6%

📊 গার্মেন্টস শিল্পে সিংকেজের প্রয়োজনীয়তা

কাটিং প্ল্যানিং: সঠিক সাইজ নিশ্চিত করতে কাটিংয়ের সময় সিংকেজ যোগ করা হয়।

ফিটিং ও সাইজিং: গ্রাহক যেন নির্ধারিত মাপ অনুযায়ী পোশাক পান।

বায়ার অ্যাপ্রুভাল: বায়ারের মান বজায় রাখতে সঠিক সিংকেজ টেস্ট দরকার।

11/06/2025

1. What is GSM?
GSM stands for Grams per Square Meter.
It is a unit of measurement that tells you how much a square meter of fabric weighs.
It indicates the density or weight of the fabric but not necessarily its thickness.
A higher GSM number means the fabric is heavier and denser, while a lower GSM means it is lighter and airier.

2. Why is GSM Important?
Identifies Fabric Weight: GSM helps in classifying fabric as lightweight, medium weight, or heavyweight.
Decides End Use: Lightweight fabrics (lower GSM) are better for summer clothing, while heavyweight fabrics (higher GSM) are suitable for winter wear, upholstery, or workwear.
Affects Comfort: Lower GSM fabrics are more breathable and ideal for hot climates; higher GSM fabrics provide warmth and durability.
Controls Durability: Heavier GSM fabrics are typically more durable and longer-lasting.
Supports Cost Calculation: GSM helps manufacturers and buyers estimate the cost of fabric per meter and final garment pricing.
Guides Fabric Selection: Designers, tailors, and textile engineers use GSM to choose suitable fabrics for specific applications.

3. How is GSM Measured?
a. Manual Cutting and Weighing Method
A square sample of fabric is cut, typically 10 cm x 10 cm in size.
This gives an area of 100 cm², which is 1/100th of a square meter.
The sample is weighed on a precise scale in grams.
The weight is then multiplied by 100 to get the GSM.
For example, if the 10×10 cm piece weighs 3.5 grams, then GSM = 3.5 × 100 = 350 GSM.

b. Using a GSM Cutter Tool
A special GSM cutter is used to cut a circular sample of 100 cm².
The sample is weighed using a digital scale.
The weight of the sample in grams is equal to the GSM since the sample area is exactly 1/100th of a square meter.
No conversion is needed after weighing.

c. Formula Method
GSM can be calculated using the formula:
GSM = (Weight of fabric sample in grams / Area in square meters)

4. GSM for Different Types of Fabric Based on End Use-
Very Lightweight Fabrics (30–60 GSM): These include materials like chiffon, voile, and organza. They are used for linings, scarves, bridal veils, and other delicate applications.
Lightweight Fabrics (60–100 GSM): Fabrics such as cotton lawn and cambric fall in this range. Suitable for summer shirts, handkerchiefs, and baby clothing.
Medium Weight Fabrics (100–160 GSM): Common for casual shirts, blouses, dresses, and everyday T-shirts. This range is ideal for moderate weather.
Medium-Heavy Fabrics (160–220 GSM): Includes heavier T-shirts, polo shirts, and slightly thicker dresses. These offer better structure and warmth than lighter weights.
Heavyweight Fabrics (200–300 GSM): Often found in fleece, heavier cotton, and wool fabrics. Used for sweatshirts, hoodies, formal jackets, and light outerwear.
Very Heavy Fabrics (300–600+ GSM): Examples include terry towels, denim, canvas, and upholstery fabrics. These are suitable for towels, jeans, tents, bags, curtains, and furniture coverings.

Specialty Fabrics:
Jersey knit fabrics typically range from 120 to 220 GSM and are used in various types of casual wear.
Denim can range from 200 GSM for light chambray to over 500 GSM for heavy-duty jeans.
Canvas and upholstery fabrics often start at 300 GSM and can exceed 600 GSM depending on the intended use.
Wool suiting fabrics generally fall between 180 and 300 GSM for blazers and formal attire.
5. Key Points to Remember-
GSM is a crucial factor in choosing the right fabric for a particular function or season.
Lower GSM fabrics are lightweight, airy, and comfortable in hot climates.
Higher GSM fabrics are dense, warm, and more suited for heavy-duty or cold-weather applications.
GSM is easy to calculate and offers a quick understanding of fabric characteristics.
While GSM helps classify fabric weight, it should always be considered alongside fabric type, weave, and purpose for best results.....collected

11/06/2025

This image provides a summary of various mechanical finishes applied in textile processing to improve fabric appearance, texture, performance, or handling. These are purely physical treatments—no chemicals involved—achieved using machines. Here’s an explanation of each finish with how it’s done, duration (where applicable), end uses, care, and purpose.

1. Calendering-
How: Fabric is passed through heated rollers under pressure.
Time: Quick, continuous process (seconds per meter).
End Use: Cotton, polyester blends; dress shirts, linings.
Care: Finish may reduce after repeated washes—avoid harsh detergents.
Why: To smooth fabric, flatten surface, and add sheen for a polished look.

2. Sanforizing (Pre-shrinking)-
How: Fabric undergoes steam treatment, compression, and drying.
Time: A few minutes per batch, depending on fabric width.
End Use: Denim jeans, shirts, uniforms.
Care: Ensures shrink-resistance—wash as normal.
Why: Prevents further shrinkage during consumer use, improving fit and longevity.

3. Shearing-
How: Rotating blades cut fiber loops to a uniform length.
Time: Rapid, continuous process.
End Use: Velvet, terry towels, fleece blankets.
Care: Delicate pile—avoid abrasion and high heat during washing.
Why: Creates a uniform surface, improves aesthetics and feel.

4. Embossing-
How: Heated engraved rollers press patterns onto fabric.
Time: Instant patterning during rolling.
End Use: Synthetic leather, decorative textiles.
Care: Pattern may degrade with heat and friction—gentle handling advised.
Why: Adds raised or recessed decorative effects for visual appeal.

5. Raising/Napping-
How: Wire-covered rollers lift fiber ends to produce a fuzzy surface.
Time: Depends on fabric thickness; often minutes per roll.
End Use: Flannel, fleece, blankets.
Care: Prone to pilling—gentle wash cycles recommended.
Why: Adds warmth, softness, and bulk by increasing surface fibers.

6. Sueding-
How: Fine abrasives or sanding rollers rub the fabric surface.
Time: Controlled passes through sueding machines.
End Use: Fashion apparel, sportswear.
Care: Soft finish can wear with time—wash inside out.
Why: Creates a “peach-skin” feel for comfort and luxury.

7. Compacting-
How: Fabric is mechanically compressed to reduce length shrinkage.
Time: Continuous, high-speed process.
End Use: Cotton knits like t-shirts and jersey.
Care: Stabilized fabric—low shrinkage after washing.
Why: Improves dimensional stability and appearance retention.

8. Heat Setting-
How: Synthetic fabrics are heated to a specific temperature then cooled.
Time: Seconds to minutes, depending on material.
End Use: Pleated garments, nylon/polyester clothing.
Care: Durable finish—resists wrinkles and shrinkage.
Why: Locks in shape, texture, and dimensions permanently.

9. Beetling-
How: Fabric is beaten with wooden hammers or rollers.
Time: Time-intensive—can take hours for traditional linen.
End Use: Linen napkins, tablecloths.
Care: Luster can fade over time—avoid heavy ironing or bleaching.
Why: Increases shine and density, improving appearance and texture.

Summary-
These mechanical finishes are essential for enhancing textile quality and performance. They may add sheen (calendering, beetling), softness (raising, sueding), stability (sanforizing, compacting), or decorative effects (embossing). While most finishes are durable, proper care (gentle washing, avoiding high heat) extends their life. Understanding these processes helps in both manufacturing and maintaining textile products effectively.
....collected

31/05/2025

🧵Discover the Elegance of PK (Piqué) Fabric🧵

PK fabric, also known as Piqué, is renowned for its distinctive textured weave and exceptional breathability. Characterized by a porous, honeycomb-like surface, this fabric offers superior air circulation, making it an ideal choice for warm-weather apparel and activewear.


Key Features:

1/Breathable & Moisture-Wicking: The unique knit structure ensures comfort by allowing air to flow freely and effectively wicking away moisture.

2/Durable & Easy to Care For: PK fabric maintains its shape and texture even after multiple washes, offering long-lasting wear.

3/Versatile Applications: Commonly used in polo shirts, sportswear, and casual attire, PK fabric combines functionality with a polished appearance.
The News Universe

Available in various compositions, including 100% cotton for a soft feel and cotton-polyester blends for added durability, PK fabric caters to diverse fashion needs.

Elevate your clothing line with the timeless appeal and comfort of PK fabric.

31/05/2025

🧼👚 Master the Language of Laundry Symbols! 👕🧺

Confused by the cryptic symbols on your clothing tags? You're not alone! Understanding laundry care labels can help extend the life of your garments, maintain their quality, and avoid laundry disasters.

Here's a simple, professional guide to the most common symbols:
🔹 Washing – From cold to hot machine wash or hand wash options
🔸 Bleaching – Know when bleach is safe or a big no-no
🟡 Drying – Tumble dry safely by choosing the right heat level
🔴 Ironing – Prevent burns or fabric damage with the correct iron setting

Save this chart and make laundry day smarter, not harder! 💡

31/05/2025

🧵 Discover the World of Textile Fibers! 🧵

Whether you're into fashion, crafting, or just love learning about materials, understanding different types of textile fibers can help you make smarter, more sustainable choices. Here's a quick guide:

🌿 Cotton – Soft and breathable, made from cotton plants.
🌿 Linen – Durable and cool, sourced from flax plants.
🐑 Wool – Warm and natural, derived from sheep fleece.
🕊️ Silk – Luxuriously smooth, produced by silkworms.
🧵 Polyester – Strong and wrinkle-resistant, made from petrochemicals.
🧦 Nylon – Lightweight and stretchy, ideal for activewear.
🧶 Acrylic – Synthetic but cozy, a popular wool alternative.
🌲 Rayon – Soft and versatile, made from wood pulp.

Each fiber offers unique benefits depending on your needs — from comfort and style to performance and sustainability. Which one is your favorite? Let us know in the comments! 👇

31/05/2025

🔥 Making Fabrics Fire Resistant: How Flame Retardants Work 🔥
Ever wondered how everyday fabrics are made safer against fire? This insightful graphic breaks down the science behind flame retardants—compounds added to materials like cotton and linen to slow or prevent burning.

👕 From halogen-containing to phosphorus-based solutions, manufacturers use various strategies to disrupt the fire triangle—fuel, oxygen, and heat—offering enhanced protection in clothing, furnishings, and industrial materials.

🔬 Learn about:
• The four major types of flame retardants
• How they work at the molecular level
• Their environmental and health considerations

💡 A must-see for anyone interested in textile safety, chemistry, or fire prevention.

📊 Graphic by Andy Brunning for Chemical & Engineering News

The latest edition of by Compound Interest illuminates the chemistry of flame retardants and how they protect fabrics: https://cen.acs.org/materials/Periodic-Graphics-Making-fabrics-fire/103/web/2025/05?sc=250522_sc_eng_fb_cen

28/05/2025

🧵 Understanding Yarn Count – The Language of Yarn 🧶

Whether you're working with cotton, wool, or synthetic fibers, knowing your yarn count is essential! Here's a quick guide:

🔹 Indirect System (Used for cotton, wool, etc.)

Higher count = Finer yarn

Examples: Ne, Nm, Worsted Count

🔹 Direct System (Used for synthetic fibers)

Higher count = Coarser yarn

Examples: Tex, Denier

📌 Example:
Ne 40 (finer) vs 100D (coarser)

💡 Why Yarn Count Matters:
It affects fabric quality, feel, weight, and durability – making it a critical factor in textile production and selection.

27/05/2025

দেশের পোশাক শিল্পে গ্যাসের গুরুত্ব, সংকট ও সম্ভাব্য সমাধান।
https://www.textileengineers.org/%e0%a6%a6%e0%a7%87%e0%a6%b6%e0%a7%87%e0%a6%b0-%e0%a6%aa%e0%a7%8b%e0%a6%b6%e0%a6%be%e0%a6%95-%e0%a6%b6%e0%a6%bf%e0%a6%b2%e0%a7%8d%e0%a6%aa%e0%a7%87-%e0%a6%97%e0%a7%8d%e0%a6%af%e0%a6%be%e0%a6%b8/

14/04/2025

**PK Fabric সমর্পকে ধারনা**......

PK কাপড়ে "PK" এর পূর্ণরূপ হলো "Poly-Knit" বা "Polyester Knit"।

এটি সাধারণত পলিয়েস্টার (Polyester) এবং কখনও কখনও তুলো (Cotton) মিশিয়ে তৈরি একটি কাপড়, যা "ক্নিট" বা বুনন পদ্ধতিতে তৈরি হয়।

PK fabric বা Pique Knit fabric নামেও এটি পরিচিত, বিশেষ করে পোলো শার্ট তৈরিতে এই ধরনের কাপড় ব্যবহৃত হয়। এই কাপড়ের বৈশিষ্ট্য হলো এর পৃষ্ঠতলের ছোট ছোট গর্ত বা টেক্সচার, যা একে শ্বাসপ্রশ্বাসের উপযোগী এবং আরামদায়ক করে তোলে।