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25 Years Manufacturing Experience

R3212 Crossover Coupling Sleeve For Drifting and Long Hole Drilling

Short Description:

Product Name: Thread crossover coupling sleeve
Thread R25,R28,R32,R3212,T38,T45,
Diameter 45mm-63mm (or 1 3/8 inch to 1 7/9 inch)
Length 150mm-210mm (or 6 inch to 8 1/4 inch)
Material: High strength alloy steel bar
Type full-bridge, semi-bridge etc.
Color Yellow, Gold, Black or based on customer requirements.
MOQ: No MOQ required for testing and trial order

Product Detail

Product Tags

Product Detail

Condition New Color black or Customized
Applicable Industries Construction works , Energy & Mining, Tunneling Diameter 45MM-76MM
Video outgoing-inspection Provided Thread Type R25,R28,R32,R38,T38,T45,T51
Machinery Test Report Provided Key words Coupling Sleeve
 Brand Name Jcdrill Application Mining / Quarrying / Tunneling/Blasting
Type Drill Sleeve Length 150MM-235MM
Machine Type Drilling Tool Formation Hard / Medium hard / Soft Rock Formation
Material Carbide Bridge type Semi-bridge / Full-bridge
Processing Type Forging Raw Material High quality alloy steel
Use Mining

Product Features

Introduction

R25 R28 R32 R3212 T38 T45 Crossover Coupling Sleeve For Drifting and Long Hole Drilling

Couplings sleeve are used to well connect the shank adapter to the drill rods

or well contact two extension rods for transmitting energy. It has standard type

coupling and crossover coupling.

Couplings sleeve are used to well connect the shank adapter to the drill rods or well contact two extension rods for transmitting energy. It has standard type coupling and crossover coupling.

Basic Information

Product Name: Thread crossover coupling sleeve
Thread R25,R28,R32,R3212,T38,T45,
Diameter 45mm-63mm (or 1 3/8 inch to 1 7/9 inch)
Length 150mm-210mm (or 6 inch to 8 1/4 inch)
Material: High strength alloy steel bar
Type full-bridge, semi-bridge etc.
Color Yellow, Gold, Black or based on customer requirements.
MOQ: No MOQ required for testing and trial order

Applications

R25, R28, R32 Used in drifting and tunneling.

R3212, T38, T45, T51 Used in benching and long hole drilling.

Processing

CNC milling and proprietary heat treatment process

Competitive Advantage

High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance

R3212
Drill Bit Bit Dia. NO x Button x Dia. Flushing Hole Weight
mm inch Front Gauge Angle Front Side (KG)
 1 48 1 7/8 2x9 3x11 35° 1 1 0.7
48 1 7/8 2x9 5x11 35° 1 1 0.7
55 2 1/8 1x12 3x14 35° 1 1 0.9
55 2 1/8 2x10,1x10 4x12 35° 1 1 0.8
55 2 1/8 2x10,1x10 4x10 35° 1 1 0.8
55 2 1/8 3x9 6x10 35° 3 0.9
60 2 3/8 2x12 3x14 40° 1 1 1.0
60 2 3/8 2x11 5x12 40° 1 1 1.0
60 2 3/8 2x10,1x10 4x12 40° 2 1 0.9
60 2 3/8 3x10 6x11 40° 3 1.1
65 2 1/2 2x13 3x14 40° 1 1 1.1
65 2 1/2 3x12 3x14 40° 1 1 1.1
65 2 1/2 2x12,1x12 4x12 40° 1 1 1.2
65 2 1/2 2x12,1x12 4x14 35° 1 1 1.5
65 2 1/2 3x12 6x12 35° 1 1 1.2
65 2 1/2 3x12 6x12 35° 3 1.2
70 2 3/4 3x12 3x14 35° 1 1 1.6
70 2 3/4 3x12 6x12 35° 1 1 1.4
70 2 3/4 3x12 6x12 35° 3 1.4
75 3 5x10 6x12 35° 2 1 1.7
 2 55 2 1/8 16x10 1 2 0.8
60 2 3/8 16x10 0.9
65 2 1/2 16x10 1.0
70 2 3/4 16x10 1.1
75 3 16x10 1.3
80 3 1/8 16x10 1.6
Drill Roll Length Dimaeter Weight
mm inch mm inch (KG)
 3 600 2' 32 1 1/4 3.53
800 2'7'' 32 1 1/4 4.7
900 2' 32 1 1/4 5.3
1000 3'3'' 32 1 1/4 5.9
1100 3'6'' 32 1 1/4 6.52
1200 3'9'' 32 1 1/4 7.1
600 2' 32 1 1/4 4.45
800 2'7'' 32 1 1/4 5.6
900 2' 32 1 1/4 6.17
1000 3'3'' 32 1 1/4 6.8
1100 3'6'' 32 1 1/4 7.4
1200 3'9'' 32 1 1/4 7.9
Coupling Length Dimaeter Thread Weight
mm inch mm inch (KG)
 4 150 6 1/8 44 1 3/4 R3212 1
160 6 1/4 44 1 3/4 R3212 1.1
160 6 1/4 48 1 7/8 R3212 1.5

Picture

详情19 详情12

Commercial Terms of Product

Minimum Order Quantity N/A
Price
Packaging Details Standard Export Delivery Package
Delivery Time 7days
Payment Terms T/T
Supply Ability Based on Detailed Order

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