sales@brass-parts-india.com
Plot 10, GIDC Industrial Estate, Udyog Nagar, Jamnagar. India.

Price: US$ 14.80/kg

Professional Brass Molding Inserts and Threading Solutions

Brass Inserts Molding Inserts

Engineered for superior performance in plastic molding applications, our comprehensive range of Brass Inserts and Molding Inserts delivers exceptional reliability for injection molding, thermoplastic molding, and cold molding processes. Manufactured from high-quality brass to BS 2874/2872 standards, these inserts feature precision threading per international Go & Not Go standards and specialized knurling patterns for maximum pull-out resistance. Our complete product line includes Brass Plastic Molding Inserts, Injection Molding Inserts, Thermoplastic Molding Inserts, Cold Molding Inserts, and Hot Insert Molding solutions, all available in both blind and through configurations with diamond, straight, and unidirectional knurling options. These components provide optimal thread quality and mechanical strength for long-term reliability in demanding molding applications.

Key Specifications

Material Standard:

BS 2874/2872

Thread Range:

2mm to 32mm / 1/8" to 2"

Knurling Options:

Diamond, Straight, Unidirectional

Technical Specifications

International Threading Standards

Threads manufactured per international Go & Not Go standards, ensuring precise fit and reliable performance with comprehensive thread options including ISO Metric, BSW, BA, BSF, UNC, UNF, and UNEF specifications.

Maximum Pull-Out Resistance

Deep groove design provides maximum pull-out resistance, ensuring secure retention in molded plastic components with superior mechanical strength and long-term reliability in demanding applications.

Precision Inner Diameter Control

Inner diameter after threading maintained with very close tolerance to prevent unnecessary flush from entering the inserts, ensuring optimal thread engagement and performance consistency.

Advanced Knurling Patterns

Available in diamond, straight, and unidirectional knurling patterns, providing optimal grip and retention characteristics for various molding applications and plastic material types.

Thread Specifications

Metric Thread Sizes

Comprehensive metric threading options:

2mm 3mm 4mm 5mm 6mm 8mm 10mm 12mm 16mm 20mm 25mm 32mm

Imperial Thread Sizes

Complete imperial threading range:

1/8″ 5/32″ 3/16″ 1/4″ 5/16″ 3/8″ 1/2″ 5/8″ 3/4″ 1″ 1-1/8″ 1-1/4″ 1-1/2″ 1-3/4″ 2″

Complete Brass Insert Solutions

Plastic Molding Inserts

Specialized brass inserts designed for plastic molding applications, providing secure threaded connections in molded plastic components with superior retention and pull-out resistance characteristics.

Injection Molding Inserts

Professional injection molding inserts engineered for high-temperature injection molding processes, ensuring dimensional stability and thread integrity throughout the molding cycle.

Thermoplastic Molding Inserts

Advanced inserts specifically designed for thermoplastic molding applications, providing reliable performance with various thermoplastic materials and molding conditions.

Cold & Hot Molding Inserts

Versatile inserts suitable for both cold molding and hot insert molding processes, offering flexibility in manufacturing methods and optimal performance across temperature ranges.

Special Features & Capabilities

Threading Excellence

International Go & Not Go threading standards with comprehensive thread options including ISO Metric, BSW, BA, BSF, UNC, UNF, and UNEF specifications.

Knurling Options

Three knurling patterns available: Diamond knurling for maximum grip, Straight knurling for directional applications, and Unidirectional for specialized retention.

Configuration Flexibility

Both blind and through inserts available with no minimum quantity requirements, providing flexibility for prototyping and production applications.

Molding and Manufacturing Applications

Our comprehensive range of brass inserts serves critical applications across plastic injection molding, thermoplastic manufacturing, cold molding processes, hot insert molding, prototype development, and production molding operations. These components are essential for creating reliable threaded connections in molded plastic parts where superior retention, thread quality, and long-term performance are required in demanding manufacturing environments.

Key Benefits

International threading standards compliance (Go & Not Go)
Deep groove design for maximum pull-out resistance
Precision inner diameter control prevents flush entry
Multiple knurling patterns for optimal retention
Both blind and through configurations available
Custom non-standard inserts per specific requirements

Technical FAQ – Brass Inserts Molding Inserts

Which material should be specified?

Specify the brass alloy and condition on the drawing. Free-machining and forging brasses are different choices; steel or stainless steel parts are separate material options, not brass grades. Confirm corrosion and strength requirements for the application.

How do I confirm connection compatibility?

Specify the internal thread and the external retention profile, including knurl, undercuts and installation method. For BSP/NPT inserts, identify BSPP or BSPT explicitly; NPT and BSP threads have different forms and must not be interchanged.

What dimensions are needed for selection?

Provide the insert drawing, thread, host material, boss geometry, pilot-hole dimensions and installation method. Pull-out and torque resistance depend on the host material and assembled design.

What determines suitability and operating limits?

Threaded inserts provide a durable thread in a suitable host material. Moulded-in, press-in and heat-installed designs are not automatically interchangeable. Confirm retention performance by testing the intended assembly.

What finish and inspection documentation should I request?

State the required surface finish, coating thickness where relevant, and critical dimensions on the order. Material certificates, dimensional reports and any specified performance tests should be agreed in the quotation. A reference to a standard is not a declaration of third-party certification.

Can I request a custom part or export quotation?

Send a drawing or clearly dimensioned sample specification, material, quantity and delivery destination. Identify application conditions and required approvals. Brass Parts India can review the requirement and confirm feasibility, price, documentation and lead time for the quoted part.